Merge git://www.denx.de/git/u-boot

This commit is contained in:
Kim Phillips 2007-04-23 15:58:17 -05:00
commit 396955fed2
365 changed files with 40453 additions and 5536 deletions

1723
CHANGELOG

File diff suppressed because it is too large Load Diff

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@ -474,3 +474,8 @@ N: Timur Tabi
E: timur@freescale.com E: timur@freescale.com
D: Support for MPC8349E-mITX D: Support for MPC8349E-mITX
W: www.freescale.com W: www.freescale.com
N: Michal Simek
E: monstr@monstr.eu
D: Support for Microblaze, ML401, XUPV2P board
W: www.monstr.eu

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@ -257,15 +257,6 @@ Frank Panno <fpanno@delphintech.com>
ep8260 MPC8260 ep8260 MPC8260
Peter Pearse <peter.pearse@arm.com>
integratorcp All current ARM supplied &
supported core modules
- see http://www.arm.com
/products/DevTools
/Hardware_Platforms.html
versatile ARM926EJ-S
versatile ARM926EJ-S
Denis Peter <d.peter@mpl.ch> Denis Peter <d.peter@mpl.ch>
MIP405 PPC4xx MIP405 PPC4xx
@ -284,6 +275,7 @@ Stefan Roese <sr@denx.de>
TQM85xx MPC8540/8541/8555/8560 TQM85xx MPC8540/8541/8555/8560
acadia PPC405EZ
alpr PPC440GX alpr PPC440GX
bamboo PPC440EP bamboo PPC440EP
bunbinga PPC405EP bunbinga PPC405EP
@ -443,6 +435,9 @@ Gary Jennejohn <gj@denx.de>
smdk2400 ARM920T smdk2400 ARM920T
trab ARM920T trab ARM920T
Konstantin Kletschke <kletschke@synertronixx.de>
scb9328 ARM920T
Nishant Kamat <nskamat@ti.com> Nishant Kamat <nskamat@ti.com>
omap1610h2 ARM926EJS omap1610h2 ARM926EJS
@ -460,6 +455,15 @@ Rolf Offermanns <rof@sysgo.de>
shannon SA1100 shannon SA1100
Peter Pearse <peter.pearse@arm.com>
integratorcp All current ARM supplied &
supported core modules
-see http://www.arm.com
/products/DevTools
/Hardware_Platforms.html
versatile ARM926EJ-S
versatile ARM926EJ-S
Dave Peverley <dpeverley@mpc-data.co.uk> Dave Peverley <dpeverley@mpc-data.co.uk>
omap730p2 ARM926EJS omap730p2 ARM926EJS
@ -563,6 +567,11 @@ Yasushi Shoji <yashi@atmark-techno.com>
SUZAKU MicroBlaze SUZAKU MicroBlaze
Michal Simek <monstr@monstr.eu>
ML401 MicroBlaze
XUPV2P MicroBlaze
######################################################################### #########################################################################
# Coldfire Systems: # # Coldfire Systems: #
# # # #

54
MAKEALL
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@ -75,22 +75,22 @@ LIST_8xx=" \
######################################################################### #########################################################################
LIST_4xx=" \ LIST_4xx=" \
ADCIOP alpr AP1000 AR405 \ acadia ADCIOP alpr AP1000 \
ASH405 bamboo bubinga CANBT \ AR405 ASH405 bamboo bubinga \
CMS700 CPCI2DP CPCI405 CPCI4052 \ CANBT CMS700 CPCI2DP CPCI405 \
CPCI405AB CPCI405DT CPCI440 CPCIISER4 \ CPCI4052 CPCI405AB CPCI405DT CPCI440 \
CRAYL1 csb272 csb472 DASA_SIM \ CPCIISER4 CRAYL1 csb272 csb472 \
DP405 DU405 ebony ERIC \ DASA_SIM DP405 DU405 ebony \
EXBITGEN G2000 HH405 HUB405 \ ERIC EXBITGEN G2000 HH405 \
JSE KAREF katmai luan \ HUB405 JSE KAREF katmai \
METROBOX MIP405 MIP405T ML2 \ luan METROBOX MIP405 MIP405T \
ml300 ocotea OCRTC ORSG \ ML2 ml300 ocotea OCRTC \
p3p440 PCI405 pcs440ep PIP405 \ ORSG p3p440 PCI405 pcs440ep \
PLU405 PMC405 PPChameleonEVB sbc405 \ PIP405 PLU405 PMC405 PPChameleonEVB \
sc3 sequoia sequoia_nand taishan \ sbc405 sc3 sequoia sequoia_nand \
VOH405 VOM405 W7OLMC W7OLMG \ taishan VOH405 VOM405 W7OLMC \
walnut WUH405 XPEDITE1K yellowstone \ W7OLMG walnut WUH405 XPEDITE1K \
yosemite yucca \ yellowstone yosemite yucca \
" "
######################################################################### #########################################################################
@ -155,6 +155,7 @@ LIST_85xx=" \
LIST_74xx=" \ LIST_74xx=" \
DB64360 DB64460 EVB64260 P3G4 \ DB64360 DB64460 EVB64260 P3G4 \
p3m7448 PCIPPC2 PCIPPC6 ZUMA \ p3m7448 PCIPPC2 PCIPPC6 ZUMA \
mpc7448hpc2
" "
LIST_7xx=" \ LIST_7xx=" \
@ -293,7 +294,7 @@ LIST_nios2=" \
######################################################################### #########################################################################
LIST_microblaze=" \ LIST_microblaze=" \
suzaku suzaku ml401 xupv2p
" "
######################################################################### #########################################################################
@ -312,6 +313,14 @@ LIST_coldfire=" \
LIST_avr32="atstk1002" LIST_avr32="atstk1002"
#########################################################################
## Blackfin Systems
#########################################################################
LIST_blackfin=" \
bf533-ezkit bf533-stamp bf537-stamp bf561-ezkit \
"
#----------------------------------------------------------------------- #-----------------------------------------------------------------------
#----- for now, just run PPC by default ----- #----- for now, just run PPC by default -----
@ -338,14 +347,15 @@ build_target() {
for arg in $@ for arg in $@
do do
case "$arg" in case "$arg" in
ppc|5xx|5xxx|8xx|8220|824x|8260|83xx|85xx|4xx|7xx|74xx| \ arm|SA|ARM7|ARM9|ARM10|ARM11|ixp|pxa| \
arm|SA|ARM7|ARM9|ARM10|ARM11|pxa|ixp| \ avr32| \
blackfin| \
coldfire| \
microblaze| \ microblaze| \
mips|mips_el| \ mips|mips_el| \
nios|nios2| \ nios|nios2| \
x86|I486| \ ppc|5xx|5xxx|8xx|8220|824x|8260|83xx|85xx|4xx|7xx|74xx| \
coldfire| \ x86|I486)
avr32)
for target in `eval echo '$LIST_'${arg}` for target in `eval echo '$LIST_'${arg}`
do do
build_target ${target} build_target ${target}

103
Makefile
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@ -146,10 +146,10 @@ ifeq ($(ARCH),microblaze)
CROSS_COMPILE = mb- CROSS_COMPILE = mb-
endif endif
ifeq ($(ARCH),blackfin) ifeq ($(ARCH),blackfin)
CROSS_COMPILE = bfin-elf- CROSS_COMPILE = bfin-uclinux-
endif endif
ifeq ($(ARCH),avr32) ifeq ($(ARCH),avr32)
CROSS_COMPILE = avr32- CROSS_COMPILE = avr32-linux-
endif endif
endif endif
endif endif
@ -178,7 +178,15 @@ OBJS += cpu/$(CPU)/resetvec.o
endif endif
ifeq ($(CPU),bf533) ifeq ($(CPU),bf533)
OBJS += cpu/$(CPU)/start1.o cpu/$(CPU)/interrupt.o cpu/$(CPU)/cache.o OBJS += cpu/$(CPU)/start1.o cpu/$(CPU)/interrupt.o cpu/$(CPU)/cache.o
OBJS += cpu/$(CPU)/cplbhdlr.o cpu/$(CPU)/cplbmgr.o cpu/$(CPU)/flush.o OBJS += cpu/$(CPU)/flush.o cpu/$(CPU)/init_sdram.o
endif
ifeq ($(CPU),bf537)
OBJS += cpu/$(CPU)/start1.o cpu/$(CPU)/interrupt.o cpu/$(CPU)/cache.o
OBJS += cpu/$(CPU)/flush.o cpu/$(CPU)/init_sdram.o
endif
ifeq ($(CPU),bf561)
OBJS += cpu/$(CPU)/start1.o cpu/$(CPU)/interrupt.o cpu/$(CPU)/cache.o
OBJS += cpu/$(CPU)/flush.o cpu/$(CPU)/init_sdram.o
endif endif
OBJS := $(addprefix $(obj),$(OBJS)) OBJS := $(addprefix $(obj),$(OBJS))
@ -211,6 +219,7 @@ LIBS += $(shell if [ -d post/cpu/$(CPU) ]; then echo \
LIBS += $(shell if [ -d post/board/$(BOARDDIR) ]; then echo \ LIBS += $(shell if [ -d post/board/$(BOARDDIR) ]; then echo \
"post/board/$(BOARDDIR)/libpost$(BOARD).a"; fi) "post/board/$(BOARDDIR)/libpost$(BOARD).a"; fi)
LIBS += common/libcommon.a LIBS += common/libcommon.a
LIBS += libfdt/libfdt.a
LIBS += $(BOARDLIBS) LIBS += $(BOARDLIBS)
LIBS := $(addprefix $(obj),$(LIBS)) LIBS := $(addprefix $(obj),$(LIBS))
@ -422,6 +431,7 @@ inka4x0_config: unconfig
@$(MKCONFIG) inka4x0 ppc mpc5xxx inka4x0 @$(MKCONFIG) inka4x0 ppc mpc5xxx inka4x0
lite5200b_config \ lite5200b_config \
lite5200b_PM_config \
lite5200b_LOWBOOT_config: unconfig lite5200b_LOWBOOT_config: unconfig
@mkdir -p $(obj)include @mkdir -p $(obj)include
@mkdir -p $(obj)board/icecube @mkdir -p $(obj)board/icecube
@ -430,6 +440,10 @@ lite5200b_LOWBOOT_config: unconfig
@ echo "... DDR memory revision" @ echo "... DDR memory revision"
@ echo "#define CONFIG_MPC5200" >>$(obj)include/config.h @ echo "#define CONFIG_MPC5200" >>$(obj)include/config.h
@ echo "#define CONFIG_LITE5200B" >>$(obj)include/config.h @ echo "#define CONFIG_LITE5200B" >>$(obj)include/config.h
@[ -z "$(findstring _PM_,$@)" ] || \
{ echo "#define CONFIG_LITE5200B_PM" >>$(obj)include/config.h ; \
echo "... with power management (low-power mode) support" ; \
}
@[ -z "$(findstring LOWBOOT_,$@)" ] || \ @[ -z "$(findstring LOWBOOT_,$@)" ] || \
{ echo "TEXT_BASE = 0xFF000000" >$(obj)board/icecube/config.tmp ; \ { echo "TEXT_BASE = 0xFF000000" >$(obj)board/icecube/config.tmp ; \
echo "... with LOWBOOT configuration" ; \ echo "... with LOWBOOT configuration" ; \
@ -998,6 +1012,9 @@ wtk_config: unconfig
######################################################################### #########################################################################
xtract_4xx = $(subst _25,,$(subst _33,,$(subst _BA,,$(subst _ME,,$(subst _HI,,$(subst _config,,$1)))))) xtract_4xx = $(subst _25,,$(subst _33,,$(subst _BA,,$(subst _ME,,$(subst _HI,,$(subst _config,,$1))))))
acadia_config: unconfig
@$(MKCONFIG) $(@:_config=) ppc ppc4xx acadia amcc
ADCIOP_config: unconfig ADCIOP_config: unconfig
@$(MKCONFIG) $(@:_config=) ppc ppc4xx adciop esd @$(MKCONFIG) $(@:_config=) ppc ppc4xx adciop esd
@ -1179,44 +1196,31 @@ PPChameleonEVB_HI_33_config: unconfig
} }
@$(MKCONFIG) -a $(call xtract_4xx,$@) ppc ppc4xx PPChameleonEVB dave @$(MKCONFIG) -a $(call xtract_4xx,$@) ppc ppc4xx PPChameleonEVB dave
rainier_config: unconfig
@mkdir -p $(obj)include
@echo "#define CONFIG_RAINIER" > $(obj)include/config.h
@$(MKCONFIG) -n $@ -a sequoia ppc ppc4xx sequoia amcc
rainier_nand_config: unconfig
@mkdir -p $(obj)include
@mkdir -p $(obj)nand_spl
@mkdir -p $(obj)board/amcc/sequoia
@echo "#define CONFIG_RAINIER" > $(obj)include/config.h
@echo "#define CONFIG_NAND_U_BOOT" >> $(obj)include/config.h
@echo "Compile NAND boot image for sequoia"
@$(MKCONFIG) -n $@ -a sequoia ppc ppc4xx sequoia amcc
@echo "TEXT_BASE = 0x01000000" > $(obj)board/amcc/sequoia/config.tmp
@echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk
sbc405_config: unconfig sbc405_config: unconfig
@$(MKCONFIG) $(@:_config=) ppc ppc4xx sbc405 @$(MKCONFIG) $(@:_config=) ppc ppc4xx sbc405
sequoia_config: unconfig sequoia_config \
@$(MKCONFIG) $(@:_config=) ppc ppc4xx sequoia amcc rainier_config: unconfig
@mkdir -p $(obj)include
@echo "#define CONFIG_$$(echo $(subst ,,$(@:_config=)) | \
tr '[:lower:]' '[:upper:]')" >$(obj)include/config.h
@$(MKCONFIG) -n $@ -a sequoia ppc ppc4xx sequoia amcc
sequoia_nand_config: unconfig sequoia_nand_config \
rainier_nand_config: unconfig
@mkdir -p $(obj)include @mkdir -p $(obj)include
@mkdir -p $(obj)nand_spl @mkdir -p $(obj)nand_spl
@mkdir -p $(obj)board/amcc/sequoia @mkdir -p $(obj)board/amcc/sequoia
@echo "#define CONFIG_NAND_U_BOOT" > $(obj)include/config.h @echo "#define CONFIG_NAND_U_BOOT" > $(obj)include/config.h
@echo "Compile NAND boot image for sequoia" @echo "#define CONFIG_$$(echo $(subst ,,$(@:_config=)) | \
@$(MKCONFIG) -a sequoia ppc ppc4xx sequoia amcc tr '[:lower:]' '[:upper:]')" >> $(obj)include/config.h
@$(MKCONFIG) -n $@ -a sequoia ppc ppc4xx sequoia amcc
@echo "TEXT_BASE = 0x01000000" > $(obj)board/amcc/sequoia/config.tmp @echo "TEXT_BASE = 0x01000000" > $(obj)board/amcc/sequoia/config.tmp
@echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk @echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk
sc3_config:unconfig sc3_config:unconfig
@./mkconfig $(@:_config=) ppc ppc4xx sc3 @./mkconfig $(@:_config=) ppc ppc4xx sc3
sycamore_config: unconfig
@$(MKCONFIG) -n $@ -a walnut ppc ppc4xx walnut amcc
taishan_config: unconfig taishan_config: unconfig
@$(MKCONFIG) $(@:_config=) ppc ppc4xx taishan amcc @$(MKCONFIG) $(@:_config=) ppc ppc4xx taishan amcc
@ -1233,8 +1237,10 @@ W7OLMC_config \
W7OLMG_config: unconfig W7OLMG_config: unconfig
@$(MKCONFIG) $(@:_config=) ppc ppc4xx w7o @$(MKCONFIG) $(@:_config=) ppc ppc4xx w7o
walnut_config: unconfig # Walnut & Sycamore images are identical (recognized via PVR)
@$(MKCONFIG) $(@:_config=) ppc ppc4xx walnut amcc walnut_config \
sycamore_config: unconfig
@$(MKCONFIG) -n $@ -a walnut ppc ppc4xx walnut amcc
WUH405_config: unconfig WUH405_config: unconfig
@$(MKCONFIG) $(@:_config=) ppc ppc4xx wuh405 esd @$(MKCONFIG) $(@:_config=) ppc ppc4xx wuh405 esd
@ -1242,12 +1248,11 @@ WUH405_config: unconfig
XPEDITE1K_config: unconfig XPEDITE1K_config: unconfig
@$(MKCONFIG) $(@:_config=) ppc ppc4xx xpedite1k @$(MKCONFIG) $(@:_config=) ppc ppc4xx xpedite1k
yosemite_config: unconfig yosemite_config \
@$(MKCONFIG) $(@:_config=) ppc ppc4xx yosemite amcc yellowstone_config: unconfig
yellowstone_config: unconfig
@mkdir -p $(obj)include @mkdir -p $(obj)include
@echo "#define CONFIG_YELLOWSTONE" > $(obj)include/config.h @echo "#define CONFIG_$$(echo $(subst ,,$(@:_config=)) | \
tr '[:lower:]' '[:upper:]')" >$(obj)include/config.h
@$(MKCONFIG) -n $@ -a yosemite ppc ppc4xx yosemite amcc @$(MKCONFIG) -n $@ -a yosemite ppc ppc4xx yosemite amcc
yucca_config: unconfig yucca_config: unconfig
@ -1815,6 +1820,9 @@ EVB64260_config \
EVB64260_750CX_config: unconfig EVB64260_750CX_config: unconfig
@$(MKCONFIG) EVB64260 ppc 74xx_7xx evb64260 @$(MKCONFIG) EVB64260 ppc 74xx_7xx evb64260
mpc7448hpc2_config: unconfig
@$(MKCONFIG) $(@:_config=) ppc 74xx_7xx mpc7448hpc2
P3G4_config: unconfig P3G4_config: unconfig
@$(MKCONFIG) $(@:_config=) ppc 74xx_7xx evb64260 @$(MKCONFIG) $(@:_config=) ppc 74xx_7xx evb64260
@ -2347,17 +2355,30 @@ suzaku_config: unconfig
@echo "#define CONFIG_SUZAKU 1" >> $(obj)include/config.h @echo "#define CONFIG_SUZAKU 1" >> $(obj)include/config.h
@$(MKCONFIG) -a $(@:_config=) microblaze microblaze suzaku AtmarkTechno @$(MKCONFIG) -a $(@:_config=) microblaze microblaze suzaku AtmarkTechno
ml401_config: unconfig
@ >include/config.h
@echo "#define CONFIG_ML401 1" >> include/config.h
@./mkconfig -a $(@:_config=) microblaze microblaze ml401 xilinx
xupv2p_config: unconfig
@ >include/config.h
@echo "#define CONFIG_XUPV2P 1" >> include/config.h
@./mkconfig -a $(@:_config=) microblaze microblaze xupv2p xilinx
######################################################################### #########################################################################
## Blackfin ## Blackfin
######################################################################### #########################################################################
ezkit533_config : unconfig bf533-ezkit_config: unconfig
@$(MKCONFIG) $(@:_config=) blackfin bf533 ezkit533 @$(MKCONFIG) $(@:_config=) blackfin bf533 bf533-ezkit
stamp_config : unconfig bf533-stamp_config: unconfig
@$(MKCONFIG) $(@:_config=) blackfin bf533 stamp @$(MKCONFIG) $(@:_config=) blackfin bf533 bf533-stamp
dspstamp_config : unconfig bf537-stamp_config: unconfig
@$(MKCONFIG) $(@:_config=) blackfin bf533 dsp_stamp @$(MKCONFIG) $(@:_config=) blackfin bf537 bf537-stamp
bf561-ezkit_config: unconfig
@$(MKCONFIG) $(@:_config=) blackfin bf561 bf561-ezkit
#======================================================================== #========================================================================
# AVR32 # AVR32
@ -2394,6 +2415,8 @@ clean:
rm -f $(obj)board/netstar/*.srec $(obj)board/netstar/*.bin rm -f $(obj)board/netstar/*.srec $(obj)board/netstar/*.bin
rm -f $(obj)board/trab/trab_fkt $(obj)board/voiceblue/eeprom rm -f $(obj)board/trab/trab_fkt $(obj)board/voiceblue/eeprom
rm -f $(obj)board/integratorap/u-boot.lds $(obj)board/integratorcp/u-boot.lds rm -f $(obj)board/integratorap/u-boot.lds $(obj)board/integratorcp/u-boot.lds
rm -f $(obj)board/bf533-ezkit/u-boot.lds $(obj)board/bf533-stamp/u-boot.lds
rm -f $(obj)board/bf537-stamp/u-boot.lds $(obj)board/bf561-ezkit/u-boot.lds
rm -f $(obj)include/bmp_logo.h rm -f $(obj)include/bmp_logo.h
rm -f $(obj)nand_spl/u-boot-spl $(obj)nand_spl/u-boot-spl.map rm -f $(obj)nand_spl/u-boot-spl $(obj)nand_spl/u-boot-spl.map

55
README
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@ -164,6 +164,7 @@ Directory Hierarchy:
- lib_mips Files generic to MIPS architecture - lib_mips Files generic to MIPS architecture
- lib_nios Files generic to NIOS architecture - lib_nios Files generic to NIOS architecture
- lib_ppc Files generic to PowerPC architecture - lib_ppc Files generic to PowerPC architecture
- libfdt Library files to support flattened device trees
- net Networking code - net Networking code
- post Power On Self Test - post Power On Self Test
- rtc Real Time Clock drivers - rtc Real Time Clock drivers
@ -430,12 +431,23 @@ The following options need to be configured:
expect it to be in bytes, others in MB. expect it to be in bytes, others in MB.
Define CONFIG_MEMSIZE_IN_BYTES to make it in bytes. Define CONFIG_MEMSIZE_IN_BYTES to make it in bytes.
CONFIG_OF_FLAT_TREE CONFIG_OF_LIBFDT / CONFIG_OF_FLAT_TREE
New kernel versions are expecting firmware settings to be New kernel versions are expecting firmware settings to be
passed using flat open firmware trees. passed using flattened device trees (based on open firmware
The environment variable "disable_of", when set, disables this concepts).
functionality.
CONFIG_OF_LIBFDT
* New libfdt-based support
* Adds the "fdt" command
* The bootm command does _not_ modify the fdt
CONFIG_OF_FLAT_TREE
* Deprecated, see CONFIG_OF_LIBFDT
* Original ft_build.c-based support
* Automatically modifies the dft as part of the bootm command
* The environment variable "disable_of", when set,
disables this functionality.
CONFIG_OF_FLAT_TREE_MAX_SIZE CONFIG_OF_FLAT_TREE_MAX_SIZE
@ -448,13 +460,16 @@ The following options need to be configured:
CONFIG_OF_HAS_BD_T CONFIG_OF_HAS_BD_T
The resulting flat device tree will have a copy of the bd_t. * CONFIG_OF_LIBFDT - enables the "fdt bd_t" command
Space should be pre-allocated in the dts for the bd_t. * CONFIG_OF_FLAT_TREE - The resulting flat device tree
will have a copy of the bd_t. Space should be
pre-allocated in the dts for the bd_t.
CONFIG_OF_HAS_UBOOT_ENV CONFIG_OF_HAS_UBOOT_ENV
The resulting flat device tree will have a copy of u-boot's * CONFIG_OF_LIBFDT - enables the "fdt bd_t" command
environment variables * CONFIG_OF_FLAT_TREE - The resulting flat device tree
will have a copy of u-boot's environment variables
CONFIG_OF_BOARD_SETUP CONFIG_OF_BOARD_SETUP
@ -721,6 +736,8 @@ The following options need to be configured:
#define CONFIG_COMMANDS (CFG_CMD_ALL & ~CFG_CMD_NET) #define CONFIG_COMMANDS (CFG_CMD_ALL & ~CFG_CMD_NET)
Other Commands:
fdt (flattened device tree) command: CONFIG_OF_LIBFDT
Note: Don't enable the "icache" and "dcache" commands Note: Don't enable the "icache" and "dcache" commands
(configuration option CFG_CMD_CACHE) unless you know (configuration option CFG_CMD_CACHE) unless you know
@ -2381,17 +2398,17 @@ configurations; the following names are supported:
csb272_config lwmon_config sbc8260_config csb272_config lwmon_config sbc8260_config
CU824_config MBX860T_config sbc8560_33_config CU824_config MBX860T_config sbc8560_33_config
DUET_ADS_config MBX_config sbc8560_66_config DUET_ADS_config MBX_config sbc8560_66_config
EBONY_config MPC8260ADS_config SM850_config EBONY_config mpc7448hpc2_config SM850_config
ELPT860_config MPC8540ADS_config SPD823TS_config ELPT860_config MPC8260ADS_config SPD823TS_config
ESTEEM192E_config MPC8540EVAL_config stxgp3_config ESTEEM192E_config MPC8540ADS_config stxgp3_config
ETX094_config MPC8560ADS_config SXNI855T_config ETX094_config MPC8540EVAL_config SXNI855T_config
FADS823_config NETVIA_config TQM823L_config FADS823_config NMPC8560ADS_config TQM823L_config
FADS850SAR_config omap1510inn_config TQM850L_config FADS850SAR_config NETVIA_config TQM850L_config
FADS860T_config omap1610h2_config TQM855L_config FADS860T_config omap1510inn_config TQM855L_config
FPS850L_config omap1610inn_config TQM860L_config FPS850L_config omap1610h2_config TQM860L_config
omap5912osk_config walnut_config omap1610inn_config walnut_config
omap2420h4_config Yukon8220_config omap5912osk_config Yukon8220_config
ZPC1900_config omap2420h4_config ZPC1900_config
Note: for some board special configuration names may exist; check if Note: for some board special configuration names may exist; check if
additional information is available from the board vendor; for additional information is available from the board vendor; for

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@ -21,5 +21,5 @@
# MA 02111-1307 USA # MA 02111-1307 USA
# #
PLATFORM_RELFLAGS += -ffixed-r5 -mno-pic -mrelax PLATFORM_RELFLAGS += -ffixed-r5 -fPIC -mno-init-got -mrelax
PLATFORM_LDFLAGS += --relax PLATFORM_LDFLAGS += --relax

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@ -21,4 +21,4 @@
# MA 02111-1307 USA # MA 02111-1307 USA
# #
PLATFORM_CPPFLAGS += -DCONFIG_BLACKFIN -D__blackfin__ PLATFORM_CPPFLAGS += -DCONFIG_BLACKFIN

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@ -24,7 +24,7 @@
/* This is a board specific file. It's OK to include board specific /* This is a board specific file. It's OK to include board specific
* header files */ * header files */
#include <asm/suzaku.h> #include <config.h>
void do_reset(void) void do_reset(void)
{ {

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@ -61,6 +61,7 @@ SECTIONS
{ {
__bss_start = .; __bss_start = .;
*(.bss) *(.bss)
__bss_start = .; __bss_end = .;
} }
__end = . ;
} }

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@ -1,9 +1,5 @@
# #
# U-boot - Makefile # (C) Copyright 2007
#
# Copyright (c) 2005 blackfin.uclinux.org
#
# (C) Copyright 2000-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de. # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
# #
# See file CREDITS for list of people who contributed to this # See file CREDITS for list of people who contributed to this
@ -29,15 +25,22 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a LIB = $(obj)lib$(BOARD).a
COBJS = $(BOARD).o flash.o ezkit533.o COBJS = $(BOARD).o cpr.o memory.o
SOBJS =
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS)) OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS)) SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(LIB): $(obj).depend $(OBJS) $(SOBJS)
$(AR) $(ARFLAGS) $@ $(OBJS) $(AR) $(ARFLAGS) $@ $(OBJS)
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend *~
######################################################################### #########################################################################
# defines $(obj).depend target # defines $(obj).depend target

103
board/amcc/acadia/acadia.c Normal file
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@ -0,0 +1,103 @@
/*
* (C) Copyright 2007
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <asm/processor.h>
extern void board_pll_init_f(void);
static void acadia_gpio_init(void)
{
/*
* GPIO0 setup (select GPIO or alternate function)
*/
out32(GPIO0_OSRL, CFG_GPIO0_OSRL);
out32(GPIO0_OSRH, CFG_GPIO0_OSRH); /* output select */
out32(GPIO0_ISR1L, CFG_GPIO0_ISR1L);
out32(GPIO0_ISR1H, CFG_GPIO0_ISR1H); /* input select */
out32(GPIO0_TSRL, CFG_GPIO0_TSRL);
out32(GPIO0_TSRH, CFG_GPIO0_TSRH); /* three-state select */
out32(GPIO0_TCR, CFG_GPIO0_TCR); /* enable output driver for outputs */
/*
* Ultra (405EZ) was nice enough to add another GPIO controller
*/
out32(GPIO1_OSRH, CFG_GPIO1_OSRH); /* output select */
out32(GPIO1_OSRL, CFG_GPIO1_OSRL);
out32(GPIO1_ISR1H, CFG_GPIO1_ISR1H); /* input select */
out32(GPIO1_ISR1L, CFG_GPIO1_ISR1L);
out32(GPIO1_TSRH, CFG_GPIO1_TSRH); /* three-state select */
out32(GPIO1_TSRL, CFG_GPIO1_TSRL);
out32(GPIO1_TCR, CFG_GPIO1_TCR); /* enable output driver for outputs */
}
int board_early_init_f(void)
{
unsigned int reg;
/* don't reinit PLL when booting via I2C bootstrap option */
mfsdr(SDR_PINSTP, reg);
if (reg != 0xf0000000)
board_pll_init_f();
acadia_gpio_init();
/* USB Host core needs this bit set */
mfsdr(sdrultra1, reg);
mtsdr(sdrultra1, reg | SDR_ULTRA1_LEDNENABLE);
mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
mtdcr(uicer, 0x00000000); /* disable all ints */
mtdcr(uiccr, 0x00000010);
mtdcr(uicpr, 0xFE7FFFF0); /* set int polarities */
mtdcr(uictr, 0x00000010); /* set int trigger levels */
mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
return 0;
}
int misc_init_f(void)
{
/* Set EPLD to take PHY out of reset */
out8(CFG_CPLD_BASE + 0x05, 0x00);
udelay(100000);
return 0;
}
/*
* Check Board Identity:
*/
int checkboard(void)
{
char *s = getenv("serial#");
printf("Board: Acadia - AMCC PPC405EZ Evaluation Board");
if (s != NULL) {
puts(", serial# ");
puts(s);
}
putc('\n');
return (0);
}

View File

@ -1,5 +1,5 @@
# #
# (C) Copyright 2001 # (C) Copyright 2007
# Wolfgang Denk, DENX Software Engineering, wd@denx.de. # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
# #
# See file CREDITS for list of people who contributed to this # See file CREDITS for list of people who contributed to this
@ -21,5 +21,10 @@
# MA 02111-1307 USA # MA 02111-1307 USA
# #
TEXT_BASE = 0x01FC0000 ifndef TEXT_BASE
PLATFORM_CPPFLAGS += -I$(TOPDIR) TEXT_BASE = 0xFFFC0000
endif
ifeq ($(debug),1)
PLATFORM_CPPFLAGS += -DDEBUG
endif

195
board/amcc/acadia/cpr.c Normal file
View File

@ -0,0 +1,195 @@
/*
* (C) Copyright 2007
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <asm/processor.h>
#include <ppc405.h>
/* test-only: move into cpu directory!!! */
#if defined(PLLMR0_200_133_66)
void board_pll_init_f(void)
{
/*
* set PLL clocks based on input sysclk is 33M
*
* ----------------------------------
* | CLK | FREQ (MHz) | DIV RATIO |
* ----------------------------------
* | CPU | 200.0 | 4 (0x02)|
* | PLB | 133.3 | 6 (0x06)|
* | OPB | 66.6 | 12 (0x0C)|
* | EBC | 66.6 | 12 (0x0C)|
* | SPI | 66.6 | 12 (0x0C)|
* | UART0 | 10.0 | 40 (0x28)|
* | UART1 | 10.0 | 40 (0x28)|
* | DAC | 2.0 | 200 (0xC8)|
* | ADC | 2.0 | 200 (0xC8)|
* | PWM | 100.0 | 4 (0x04)|
* | EMAC | 25.0 | 16 (0x10)|
* -----------------------------------
*/
/* Initialize PLL */
mtcpr(cprpllc, 0x0000033c);
mtcpr(cprplld, 0x0c010200);
mtcpr(cprprimad, 0x04060c0c);
mtcpr(cprperd0, 0x000c0000); /* SPI clk div. eq. OPB clk div. */
mtcpr(cprclkupd, 0x40000000);
}
#elif defined(PLLMR0_266_160_80)
void board_pll_init_f(void)
{
/*
* set PLL clocks based on input sysclk is 33M
*
* ----------------------------------
* | CLK | FREQ (MHz) | DIV RATIO |
* ----------------------------------
* | CPU | 266.64 | 3 |
* | PLB | 159.98 | 5 (0x05)|
* | OPB | 79.99 | 10 (0x0A)|
* | EBC | 79.99 | 10 (0x0A)|
* | SPI | 79.99 | 10 (0x0A)|
* | UART0 | 28.57 | 7 (0x07)|
* | UART1 | 28.57 | 7 (0x07)|
* | DAC | 28.57 | 7 (0xA7)|
* | ADC | 4 | 50 (0x32)|
* | PWM | 28.57 | 7 (0x07)|
* | EMAC | 4 | 50 (0x32)|
* -----------------------------------
*/
/* Initialize PLL */
mtcpr(cprpllc, 0x20000238);
mtcpr(cprplld, 0x03010400);
mtcpr(cprprimad, 0x03050a0a);
mtcpr(cprperc0, 0x00000000);
mtcpr(cprperd0, 0x070a0707); /* SPI clk div. eq. OPB clk div. */
mtcpr(cprperd1, 0x07323200);
mtcpr(cprclkupd, 0x40000000);
}
#elif defined(PLLMR0_333_166_83)
void board_pll_init_f(void)
{
/*
* set PLL clocks based on input sysclk is 33M
*
* ----------------------------------
* | CLK | FREQ (MHz) | DIV RATIO |
* ----------------------------------
* | CPU | 333.33 | 2 |
* | PLB | 166.66 | 4 (0x04)|
* | OPB | 83.33 | 8 (0x08)|
* | EBC | 83.33 | 8 (0x08)|
* | SPI | 83.33 | 8 (0x08)|
* | UART0 | 16.66 | 5 (0x05)|
* | UART1 | 16.66 | 5 (0x05)|
* | DAC | ???? | 166 (0xA6)|
* | ADC | ???? | 166 (0xA6)|
* | PWM | 41.66 | 3 (0x03)|
* | EMAC | ???? | 3 (0x03)|
* -----------------------------------
*/
/* Initialize PLL */
mtcpr(cprpllc, 0x0000033C);
mtcpr(cprplld, 0x0a010000);
mtcpr(cprprimad, 0x02040808);
mtcpr(cprperd0, 0x02080505); /* SPI clk div. eq. OPB clk div. */
mtcpr(cprperd1, 0xA6A60300);
mtcpr(cprclkupd, 0x40000000);
}
#elif defined(PLLMR0_100_100_12)
void board_pll_init_f(void)
{
/*
* set PLL clocks based on input sysclk is 33M
*
* ----------------------
* | CLK | FREQ (MHz) |
* ----------------------
* | CPU | 100.00 |
* | PLB | 100.00 |
* | OPB | 12.00 |
* | EBC | 49.00 |
* ----------------------
*/
/* Initialize PLL */
mtcpr(cprpllc, 0x000003BC);
mtcpr(cprplld, 0x06060600);
mtcpr(cprprimad, 0x02020004);
mtcpr(cprperd0, 0x04002828); /* SPI clk div. eq. OPB clk div. */
mtcpr(cprperd1, 0xC8C81600);
mtcpr(cprclkupd, 0x40000000);
}
#endif /* CPU_<speed>_405EZ */
#if defined(CONFIG_NAND_SPL) || defined(CONFIG_SPI_SPL)
/*
* Get timebase clock frequency
*/
unsigned long get_tbclk(void)
{
unsigned long cpr_plld;
unsigned long cpr_primad;
unsigned long primad_cpudv;
unsigned long pllFbkDiv;
unsigned long freqProcessor;
/*
* Read PLL Mode registers
*/
mfcpr(cprplld, cpr_plld);
/*
* Read CPR_PRIMAD register
*/
mfcpr(cprprimad, cpr_primad);
/*
* Determine CPU clock frequency
*/
primad_cpudv = ((cpr_primad & PRIMAD_CPUDV_MASK) >> 24);
if (primad_cpudv == 0)
primad_cpudv = 16;
/*
* Determine FBK_DIV.
*/
pllFbkDiv = ((cpr_plld & PLLD_FBDV_MASK) >> 24);
if (pllFbkDiv == 0)
pllFbkDiv = 256;
freqProcessor = (CONFIG_SYS_CLK_FREQ * pllFbkDiv) / primad_cpudv;
return (freqProcessor);
}
#endif /* defined(CONFIG_NAND_SPL) || defined(CONFIG_SPI_SPL) */

103
board/amcc/acadia/memory.c Normal file
View File

@ -0,0 +1,103 @@
/*
* (C) Copyright 2007
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/* define DEBUG for debugging output (obviously ;-)) */
#if 0
#define DEBUG
#endif
#include <common.h>
#include <asm/processor.h>
#include <asm/io.h>
#include <asm/gpio.h>
/*
* sdram_init - Dummy implementation for start.S, spd_sdram used on this board!
*/
void sdram_init(void)
{
return;
}
static void cram_bcr_write(u32 wr_val)
{
wr_val <<= 2;
/* set CRAM_CRE to 1 */
gpio_write_bit(CFG_GPIO_CRAM_CRE, 1);
/* Write BCR to CRAM on CS1 */
out32(wr_val + 0x00200000, 0);
debug("CRAM VAL: %08x for CS1 ", wr_val + 0x00200000);
/* Write BCR to CRAM on CS2 */
out32(wr_val + 0x02200000, 0);
debug("CRAM VAL: %08x for CS2\n", wr_val + 0x02200000);
sync();
eieio();
/* set CRAM_CRE back to 0 (normal operation) */
gpio_write_bit(CFG_GPIO_CRAM_CRE, 0);
return;
}
long int initdram(int board_type)
{
u32 val;
/* 1. EBC need to program READY, CLK, ADV for ASync mode */
gpio_config(CFG_GPIO_CRAM_CLK, GPIO_OUT, GPIO_SEL, GPIO_OUT_0);
gpio_config(CFG_GPIO_CRAM_ADV, GPIO_OUT, GPIO_SEL, GPIO_OUT_0);
gpio_config(CFG_GPIO_CRAM_CRE, GPIO_OUT, GPIO_SEL, GPIO_OUT_0);
gpio_config(CFG_GPIO_CRAM_WAIT, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG);
/* 2. EBC in Async mode */
mtebc(pb1ap, 0x078F1EC0);
mtebc(pb2ap, 0x078F1EC0);
mtebc(pb1cr, 0x000BC000);
mtebc(pb2cr, 0x020BC000);
/* 3. Set CRAM in Sync mode */
cram_bcr_write(0x7012); /* CRAM burst setting */
/* 4. EBC in Sync mode */
mtebc(pb1ap, 0x9C0201C0);
mtebc(pb2ap, 0x9C0201C0);
/* Set GPIO pins back to alternate function */
gpio_config(CFG_GPIO_CRAM_CLK, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG);
gpio_config(CFG_GPIO_CRAM_ADV, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG);
/* Config EBC to use RDY */
mfsdr(sdrultra0, val);
mtsdr(sdrultra0, val | 0x04000000);
return (CFG_MBYTES_RAM << 20);
}
int testdram(void)
{
return (0);
}

View File

@ -0,0 +1,137 @@
/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
OUTPUT_ARCH(powerpc)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
.resetvec 0xFFFFFFFC :
{
*(.resetvec)
} = 0xffff
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.rel.text : { *(.rel.text) }
.rela.text : { *(.rela.text) }
.rel.data : { *(.rel.data) }
.rela.data : { *(.rela.data) }
.rel.rodata : { *(.rel.rodata) }
.rela.rodata : { *(.rela.rodata) }
.rel.got : { *(.rel.got) }
.rela.got : { *(.rela.got) }
.rel.ctors : { *(.rel.ctors) }
.rela.ctors : { *(.rela.ctors) }
.rel.dtors : { *(.rel.dtors) }
.rela.dtors : { *(.rela.dtors) }
.rel.bss : { *(.rel.bss) }
.rela.bss : { *(.rela.bss) }
.rel.plt : { *(.rel.plt) }
.rela.plt : { *(.rela.plt) }
.init : { *(.init) }
.plt : { *(.plt) }
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
cpu/ppc4xx/start.o (.text)
*(.text)
*(.fixup)
*(.got1)
}
_etext = .;
PROVIDE (etext = .);
.rodata :
{
*(.rodata)
*(.rodata1)
*(.rodata.str1.4)
*(.eh_frame)
}
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x00FF) & 0xFFFFFF00;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
*(.got)
_GOT2_TABLE_ = .;
*(.got2)
_FIXUP_TABLE_ = .;
*(.fixup)
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
}
_edata = .;
PROVIDE (edata = .);
. = .;
__u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .;
. = .;
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(256);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(256);
__init_end = .;
__bss_start = .;
.bss :
{
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
}

View File

@ -23,6 +23,7 @@
#include <common.h> #include <common.h>
#include <asm/processor.h> #include <asm/processor.h>
#include <asm/gpio.h>
#include <spd_sdram.h> #include <spd_sdram.h>
#include <ppc440.h> #include <ppc440.h>
#include "bamboo.h" #include "bamboo.h"

View File

@ -264,19 +264,9 @@
#define TRUE 1 #define TRUE 1
#define FALSE 0 #define FALSE 0
#define GPIO_GROUP_MAX 2
#define GPIO_MAX 32
#define GPIO_ALT1_SEL 0x40000000 /* GPIO_OUT value put in GPIO_TSx for the GPIO nb 0 */
#define GPIO_ALT2_SEL 0x80000000 /* GPIO_OUT value put in GPIO_TSx for the GPIO nb 1 */
#define GPIO_ALT3_SEL 0xC0000000 /* GPIO_OUT value put in GPIO_TSx for the GPIO nb 2 */
#define GPIO_MASK 0xC0000000 /* GPIO_MASK */
#define GPIO_IN_SEL 0x40000000 /* GPIO_IN value put in GPIO_ISx for the GPIO nb 0 */
/* For the other GPIO number, you must shift */
#define GPIO0 0 #define GPIO0 0
#define GPIO1 1 #define GPIO1 1
/*#define MAX_SELECTION_NB CORE_NB */ /*#define MAX_SELECTION_NB CORE_NB */
#define MAX_CORE_SELECT_NB 22 #define MAX_CORE_SELECT_NB 22

View File

@ -27,6 +27,9 @@
#include <i2c.h> #include <i2c.h>
#include <asm/byteorder.h> #include <asm/byteorder.h>
#define CONFIG_STRESS /* enable 667 MHz CPU freq selection */
#define DEBUG
static int do_bootstrap(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) static int do_bootstrap(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{ {
uchar chip; uchar chip;
@ -49,55 +52,28 @@ static int do_bootstrap(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
else else
chip = IIC0_ALT_BOOTPROM_ADDR; chip = IIC0_ALT_BOOTPROM_ADDR;
do { /* on Katmai SysClk is always 33MHz */
printf("enter sys clock frequency 33 or 66 Mhz or quit to abort\n"); strcpy(sysClock, "33");
nbytes = readline (" ? ");
if (strcmp(console_buffer, "quit") == 0)
return 0;
if ((strcmp(console_buffer, "33") != 0) &
(strcmp(console_buffer, "66") != 0))
nbytes=0;
strcpy(sysClock, console_buffer);
} while (nbytes == 0);
do { do {
if (strcmp(sysClock, "66") == 0) {
printf("enter cpu clock frequency 400, 533 Mhz or quit to abort\n");
} else {
#ifdef CONFIG_STRESS #ifdef CONFIG_STRESS
printf("enter cpu clock frequency 400, 500, 533, 667 Mhz or quit to abort\n"); printf("enter cpu clock frequency 400, 500, 533, 667 Mhz or quit to abort\n");
#else #else
printf("enter cpu clock frequency 400, 500, 533 Mhz or quit to abort\n"); printf("enter cpu clock frequency 400, 500, 533 Mhz or quit to abort\n");
#endif #endif
}
nbytes = readline (" ? "); nbytes = readline (" ? ");
if (strcmp(console_buffer, "quit") == 0) if (strcmp(console_buffer, "quit") == 0)
return 0; return 0;
if (strcmp(sysClock, "66") == 0) { if ((strcmp(console_buffer, "400") != 0) &&
if ((strcmp(console_buffer, "400") != 0) & (strcmp(console_buffer, "500") != 0) &&
(strcmp(console_buffer, "533") != 0) (strcmp(console_buffer, "533") != 0)
#ifdef CONFIG_STRESS #ifdef CONFIG_STRESS
& (strcmp(console_buffer, "667") != 0) && (strcmp(console_buffer, "667") != 0)
#endif #endif
) { ) {
nbytes = 0; nbytes = 0;
}
} else {
if ((strcmp(console_buffer, "400") != 0) &
(strcmp(console_buffer, "500") != 0) &
(strcmp(console_buffer, "533") != 0)
#ifdef CONFIG_STRESS
& (strcmp(console_buffer, "667") != 0)
#endif
) {
nbytes = 0;
}
} }
strcpy(cpuClock, console_buffer); strcpy(cpuClock, console_buffer);
@ -124,13 +100,13 @@ static int do_bootstrap(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
return 0; return 0;
if (strcmp(cpuClock, "400") == 0) { if (strcmp(cpuClock, "400") == 0) {
if ((strcmp(console_buffer, "100") != 0) & if ((strcmp(console_buffer, "100") != 0) &&
(strcmp(console_buffer, "133") != 0)) (strcmp(console_buffer, "133") != 0))
nbytes = 0; nbytes = 0;
} }
#ifdef CONFIG_STRESS #ifdef CONFIG_STRESS
if (strcmp(cpuClock, "667") == 0) { if (strcmp(cpuClock, "667") == 0) {
if ((strcmp(console_buffer, "133") != 0) & if ((strcmp(console_buffer, "133") != 0) &&
(strcmp(console_buffer, "166") != 0)) (strcmp(console_buffer, "166") != 0))
nbytes = 0; nbytes = 0;
} }
@ -147,9 +123,9 @@ static int do_bootstrap(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
if (strcmp(console_buffer, "quit") == 0) if (strcmp(console_buffer, "quit") == 0)
return 0; return 0;
if ((strcmp(console_buffer, "33") != 0) & if ((strcmp(console_buffer, "33") != 0) &&
(strcmp(console_buffer, "66") != 0) & (strcmp(console_buffer, "66") != 0) &&
(strcmp(console_buffer, "100") != 0) & (strcmp(console_buffer, "100") != 0) &&
(strcmp(console_buffer, "133") != 0)) { (strcmp(console_buffer, "133") != 0)) {
nbytes = 0; nbytes = 0;
} }
@ -176,11 +152,11 @@ static int do_bootstrap(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
} while (nbytes == 0); } while (nbytes == 0);
if (strcmp(sysClock, "33") == 0) { if (strcmp(sysClock, "33") == 0) {
if ((strcmp(cpuClock, "400") == 0) & if ((strcmp(cpuClock, "400") == 0) &&
(strcmp(plbClock, "100") == 0)) (strcmp(plbClock, "100") == 0))
data = 0x8678c206; data = 0x8678c206;
if ((strcmp(cpuClock, "400") == 0) & if ((strcmp(cpuClock, "400") == 0) &&
(strcmp(plbClock, "133") == 0)) (strcmp(plbClock, "133") == 0))
data = 0x8678c2c6; data = 0x8678c2c6;
@ -189,42 +165,16 @@ static int do_bootstrap(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
if ((strcmp(cpuClock, "533") == 0)) if ((strcmp(cpuClock, "533") == 0))
data = 0x87790252; data = 0x87790252;
#ifdef CONFIG_STRESS #ifdef CONFIG_STRESS
if ((strcmp(cpuClock, "667") == 0) & if ((strcmp(cpuClock, "667") == 0) &&
(strcmp(plbClock, "133") == 0)) (strcmp(plbClock, "133") == 0))
data = 0x87794256; data = 0x87794256;
if ((strcmp(cpuClock, "667") == 0) & if ((strcmp(cpuClock, "667") == 0) &&
(strcmp(plbClock, "166") == 0)) (strcmp(plbClock, "166") == 0))
data = 0x87794206; data = 0x87794206;
#endif #endif
} }
if (strcmp(sysClock, "66") == 0) {
if ((strcmp(cpuClock, "400") == 0) &
(strcmp(plbClock, "100") == 0))
data = 0x84706206;
if ((strcmp(cpuClock, "400") == 0) &
(strcmp(plbClock, "133") == 0))
data = 0x847062c6;
if ((strcmp(cpuClock, "533") == 0))
data = 0x85708206;
#ifdef CONFIG_STRESS
if ((strcmp(cpuClock, "667") == 0) &
(strcmp(plbClock, "133") == 0))
data = 0x8570a256;
if ((strcmp(cpuClock, "667") == 0) &
(strcmp(plbClock, "166") == 0))
data = 0x8570a206;
#endif
}
#ifdef DEBUG #ifdef DEBUG
printf(" pin strap0 to write in i2c = %x\n", data); printf(" pin strap0 to write in i2c = %x\n", data);
#endif /* DEBUG */ #endif /* DEBUG */
@ -233,19 +183,20 @@ static int do_bootstrap(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
printf("Error writing strap0 in %s\n", argv[2]); printf("Error writing strap0 in %s\n", argv[2]);
if (strcmp(pcixClock, "33") == 0) if (strcmp(pcixClock, "33") == 0)
data = 0x00000701; data = 0x000007E1;
if (strcmp(pcixClock, "66") == 0) if (strcmp(pcixClock, "66") == 0)
data = 0x00000601; data = 0x000006E1;
if (strcmp(pcixClock, "100") == 0) if (strcmp(pcixClock, "100") == 0)
data = 0x00000501; data = 0x000005E1;
if (strcmp(pcixClock, "133") == 0) if (strcmp(pcixClock, "133") == 0)
data = 0x00000401; data = 0x000004E1;
if (strcmp(plbClock, "166") == 0) if (strcmp(plbClock, "166") == 0)
data |= 0x05950000; /* data |= 0x05950000; */ /* this set's DDR2 clock == PLB clock */
data |= 0x05A50000; /* this set's DDR2 clock == 2 * PLB clock */
else else
data |= 0x05A50000; data |= 0x05A50000;

View File

@ -103,7 +103,7 @@ tlbtabB:
tlbentry(CFG_PERIPHERAL_BASE, SZ_4K, 0xF0000000, 4, AC_R|AC_W|SA_G|SA_I) tlbentry(CFG_PERIPHERAL_BASE, SZ_4K, 0xF0000000, 4, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_ACE_BASE, SZ_1K, 0xE0000000, 4,AC_R|AC_W|SA_G|SA_I) tlbentry(CFG_ACE_BASE, SZ_1K, CFG_ACE_BASE, 4,AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCI_BASE, SZ_256M, 0x00000000, 0xC, AC_R|AC_W|SA_G|SA_I) tlbentry(CFG_PCI_BASE, SZ_256M, 0x00000000, 0xC, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCI_MEMBASE, SZ_256M, 0x10000000, 0xC, AC_R|AC_W|SA_G|SA_I) tlbentry(CFG_PCI_MEMBASE, SZ_256M, 0x10000000, 0xC, AC_R|AC_W|SA_G|SA_I)

View File

@ -27,6 +27,7 @@
#include <asm/processor.h> #include <asm/processor.h>
#include <i2c.h> #include <i2c.h>
#include <asm-ppc/io.h> #include <asm-ppc/io.h>
#include <asm-ppc/gpio.h>
#include "../cpu/ppc4xx/440spe_pcie.h" #include "../cpu/ppc4xx/440spe_pcie.h"

View File

@ -363,8 +363,8 @@ int checkboard(void)
printf("Board: Rainier - AMCC PPC440GRx Evaluation Board"); printf("Board: Rainier - AMCC PPC440GRx Evaluation Board");
#endif #endif
rev = *(u8 *)(CFG_CPLD + 0); rev = *(u8 *)(CFG_BCSR_BASE + 0);
val = *(u8 *)(CFG_CPLD + 5) & 0x01; val = *(u8 *)(CFG_BCSR_BASE + 5) & 0x01;
printf(", Rev. %X, PCI=%d MHz", rev, val ? 66 : 33); printf(", Rev. %X, PCI=%d MHz", rev, val ? 66 : 33);
if (s != NULL) { if (s != NULL) {

View File

@ -26,7 +26,7 @@ include $(TOPDIR)/config.mk
LIB := $(obj)lib$(BOARD).a LIB := $(obj)lib$(BOARD).a
COBJS := $(BOARD).o flash.o COBJS := $(BOARD).o flash.o eth.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))

View File

@ -23,6 +23,8 @@
#include <asm/io.h> #include <asm/io.h>
#include <asm/sdram.h> #include <asm/sdram.h>
#include <asm/arch/gpio.h>
#include <asm/arch/hmatrix2.h>
DECLARE_GLOBAL_DATA_PTR; DECLARE_GLOBAL_DATA_PTR;
@ -40,9 +42,27 @@ static const struct sdram_info sdram = {
.txsr = 5, .txsr = 5,
}; };
void board_init_memories(void) int board_early_init_f(void)
{ {
gd->sdram_size = sdram_init(&sdram); /* Set the SDRAM_ENABLE bit in the HEBI SFR */
hmatrix2_writel(SFR4, 1 << 1);
gpio_enable_ebi();
gpio_enable_usart1();
#if defined(CONFIG_MACB)
gpio_enable_macb0();
gpio_enable_macb1();
#endif
#if defined(CONFIG_MMC)
gpio_enable_mmci();
#endif
return 0;
}
long int initdram(int board_type)
{
return sdram_init(&sdram);
} }
void board_init_info(void) void board_init_info(void)

View File

@ -1,5 +1,7 @@
/* /*
* Copyright (C) 2006 Atmel Corporation * Copyright (C) 2005-2006 Atmel Corporation
*
* Ethernet initialization for the ATSTK1000 starterkit
* *
* See file CREDITS for list of people who contributed to this * See file CREDITS for list of people who contributed to this
* project. * project.
@ -21,18 +23,16 @@
*/ */
#include <common.h> #include <common.h>
#include <asm/io.h>
#include <asm/arch/hmatrix2.h>
#include <asm/arch/memory-map.h> #include <asm/arch/memory-map.h>
#include <asm/arch/platform.h>
void cpu_enable_sdram(void) extern int macb_eth_initialize(int id, void *regs, unsigned int phy_addr);
#if defined(CONFIG_MACB) && (CONFIG_COMMANDS & CFG_CMD_NET)
void atstk1000_eth_initialize(bd_t *bi)
{ {
const struct device *hmatrix; int id = 0;
hmatrix = get_device(DEVICE_HMATRIX); macb_eth_initialize(id++, (void *)MACB0_BASE, bi->bi_phy_id[0]);
macb_eth_initialize(id++, (void *)MACB1_BASE, bi->bi_phy_id[1]);
/* Set the SDRAM_ENABLE bit in the HEBI SFR */
hmatrix2_writel(hmatrix, SFR4, 1 << 1);
} }
#endif

View File

@ -57,7 +57,7 @@ unsigned long flash_init(void)
gd->bd->bi_flashstart = CFG_FLASH_BASE; gd->bd->bi_flashstart = CFG_FLASH_BASE;
gd->bd->bi_flashsize = CFG_FLASH_SIZE; gd->bd->bi_flashsize = CFG_FLASH_SIZE;
gd->bd->bi_flashoffset = __edata_lma - _text; gd->bd->bi_flashoffset = _edata - _text;
flash_info[0].size = CFG_FLASH_SIZE; flash_info[0].size = CFG_FLASH_SIZE;
flash_info[0].sector_count = 135; flash_info[0].sector_count = 135;

View File

@ -40,35 +40,38 @@ SECTIONS
} }
. = ALIGN(32); . = ALIGN(32);
__flashprog_end = .; __flashprog_end = .;
_etext = .;
. = ALIGN(8);
.rodata : { .rodata : {
*(.rodata) *(.rodata)
*(.rodata.*) *(.rodata.*)
} }
_etext = .;
__data_lma = ALIGN(8); . = ALIGN(8);
. = 0x24000000;
_data = .; _data = .;
.data : AT(__data_lma) { .data : {
*(.data) *(.data)
*(.data.*) *(.data.*)
} }
. = ALIGN(4); . = ALIGN(4);
__u_boot_cmd_start = .; __u_boot_cmd_start = .;
__u_boot_cmd_lma = __data_lma + (__u_boot_cmd_start - _data); .u_boot_cmd : {
.u_boot_cmd : AT(__u_boot_cmd_lma) {
KEEP(*(.u_boot_cmd)) KEEP(*(.u_boot_cmd))
} }
__u_boot_cmd_end = .; __u_boot_cmd_end = .;
. = ALIGN(4);
_got = .;
.got : {
*(.got)
}
_egot = .;
. = ALIGN(8); . = ALIGN(8);
_edata = .; _edata = .;
__edata_lma = __u_boot_cmd_lma + (_edata - __u_boot_cmd_start);
.bss : AT(__edata_lma) { .bss : {
*(.bss) *(.bss)
*(.bss.*) *(.bss.*)
} }

View File

@ -1,7 +1,7 @@
# #
# U-boot - Makefile # U-boot - Makefile
# #
# Copyright (c) 2005 blackfin.uclinux.org # Copyright (c) 2005-2007 Analog Device Inc.
# #
# (C) Copyright 2000-2006 # (C) Copyright 2000-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de. # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
@ -25,41 +25,28 @@
# MA 02111-1307 USA # MA 02111-1307 USA
# #
#
# (C) Copyright 2001-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a LIB = $(obj)lib$(BOARD).a
COBJS = $(BOARD).o stamp.o COBJS := $(BOARD).o flash.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS)) OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS)) SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(LIB): $(obj).depend $(OBJS) $(SOBJS) u-boot.lds
$(AR) $(ARFLAGS) $@ $(OBJS) $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
u-boot.lds: u-boot.lds.S
$(CPP) $(CPPFLAGS) -P -Ubfin $^ > $@.tmp
mv -f $@.tmp $@
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
######################################################################### #########################################################################

View File

@ -1,7 +1,7 @@
/* /*
* U-boot - ezkit533.c * U-boot - ezkit533.c
* *
* Copyright (c) 2005 blackfin.uclinux.org * Copyright (c) 2005-2007 Analog Devices Inc.
* *
* (C) Copyright 2000-2004 * (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
@ -21,8 +21,8 @@
* *
* You should have received a copy of the GNU General Public License * You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software * along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
* MA 02111-1307 USA * MA 02110-1301 USA
*/ */
#include <common.h> #include <common.h>
@ -30,24 +30,28 @@
#include "psd4256.h" #include "psd4256.h"
#endif #endif
DECLARE_GLOBAL_DATA_PTR;
int checkboard(void) int checkboard(void)
{ {
#if (BFIN_CPU == ADSP_BF531)
printf("CPU: ADSP BF531 Rev.: 0.%d\n", *pCHIPID >> 28);
#elif (BFIN_CPU == ADSP_BF532)
printf("CPU: ADSP BF532 Rev.: 0.%d\n", *pCHIPID >> 28);
#else
printf("CPU: ADSP BF533 Rev.: 0.%d\n", *pCHIPID >> 28); printf("CPU: ADSP BF533 Rev.: 0.%d\n", *pCHIPID >> 28);
#endif
printf("Board: ADI BF533 EZ-Kit Lite board\n"); printf("Board: ADI BF533 EZ-Kit Lite board\n");
printf(" Support: http://blackfin.uclinux.org/\n"); printf(" Support: http://blackfin.uclinux.org/\n");
printf(" Richard Klingler <richard@uclinux.net>\n");
return 0; return 0;
} }
long int initdram(int board_type) long int initdram(int board_type)
{ {
DECLARE_GLOBAL_DATA_PTR;
#ifdef DEBUG #ifdef DEBUG
int brate; int brate;
char *tmp = getenv("baudrate"); char *tmp = getenv("baudrate");
brate = simple_strtoul(tmp, NULL, 16); brate = simple_strtoul(tmp, NULL, 16);
printf("Serial Port initialized with Baud rate = %x\n",brate); printf("Serial Port initialized with Baud rate = %x\n", brate);
printf("SDRAM attributes:\n"); printf("SDRAM attributes:\n");
printf("tRCD %d SCLK Cycles,tRP %d SCLK Cycles,tRAS %d SCLK Cycles" printf("tRCD %d SCLK Cycles,tRP %d SCLK Cycles,tRAS %d SCLK Cycles"
"tWR %d SCLK Cycles,CAS Latency %d SCLK cycles \n", "tWR %d SCLK Cycles,CAS Latency %d SCLK cycles \n",
@ -64,9 +68,13 @@ long int initdram(int board_type)
/* miscellaneous platform dependent initialisations */ /* miscellaneous platform dependent initialisations */
int misc_init_r(void) int misc_init_r(void)
{ {
/* Set direction bits for Video en/decoder reset as output */ /* Set direction bits for Video en/decoder reset as output */
*(volatile unsigned char *)(CFG_FLASH1_BASE + PSD_PORTA_DIR) = PSDA_VDEC_RST | PSDA_VENC_RST; *(volatile unsigned char *)(CFG_FLASH1_BASE + PSD_PORTA_DIR) =
/* Deactivate Video en/decoder reset lines */ PSDA_VDEC_RST | PSDA_VENC_RST;
*(volatile unsigned char *)(CFG_FLASH1_BASE + PSD_PORTA_DOUT) = PSDA_VDEC_RST | PSDA_VENC_RST; /* Deactivate Video en/decoder reset lines */
*(volatile unsigned char *)(CFG_FLASH1_BASE + PSD_PORTA_DOUT) =
PSDA_VDEC_RST | PSDA_VENC_RST;
return 0;
} }
#endif #endif

View File

@ -0,0 +1,25 @@
#
# (C) Copyright 2001
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
# TEXT_BASE should be defined as the MAX_SDRAM Address - 256k bytes
# 256k is defined as CFG_MONITOR_LEN in ./include/configs/<board>.h
TEXT_BASE = 0x01FC0000

View File

@ -1,7 +1,7 @@
/* /*
* U-boot - flash-defines.h * U-boot - flash-defines.h
* *
* Copyright (c) 2005 blackfin.uclinux.org * Copyright (c) 2005-2007 Analog Devices Inc.
* *
* (C) Copyright 2000-2004 * (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
@ -21,8 +21,8 @@
* *
* You should have received a copy of the GNU General Public License * You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software * along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
* MA 02111-1307 USA * MA 02110-1301 USA
*/ */
#ifndef __FLASHDEFINES_H__ #ifndef __FLASHDEFINES_H__
@ -52,19 +52,15 @@
#define CFG_FLASH0_BASE 0x20000000 #define CFG_FLASH0_BASE 0x20000000
#define RESET_VAL 0xF0 #define RESET_VAL 0xF0
asm("#define FLASH_START_L 0x0000");
asm("#define FLASH_START_H 0x2000");
flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; flash_info_t flash_info[CFG_MAX_FLASH_BANKS];
int get_codes(void); int get_codes(void);
int poll_toggle_bit(long lOffset); int poll_toggle_bit(long lOffset);
void reset_flash(void); void reset_flash(void);
int erase_flash(void); int erase_flash(void);
int erase_block_flash(int,unsigned long); int erase_block_flash(int, unsigned long);
void unlock_flash(long lOffset); void unlock_flash(long lOffset);
int write_data(long lStart, long lCount, long lStride, int *pnData); int write_data(long lStart, long lCount, uchar *pnData);
int FillData(long lStart, long lCount, long lStride, int *pnData); int FillData(long lStart, long lCount, long lStride, int *pnData);
int read_data(long lStart, long lCount, long lStride, int *pnData); int read_data(long lStart, long lCount, long lStride, int *pnData);
int read_flash(long nOffset, int *pnValue); int read_flash(long nOffset, int *pnValue);

View File

@ -1,7 +1,7 @@
/* /*
* U-boot - flash.c Flash driver for PSD4256GV * U-boot - flash.c Flash driver for PSD4256GV
* *
* Copyright (c) 2005 blackfin.uclinux.org * Copyright (c) 2005-2007 Analog Devices Inc.
* This file is based on BF533EzFlash.c originally written by Analog Devices, Inc. * This file is based on BF533EzFlash.c originally written by Analog Devices, Inc.
* *
* (C) Copyright 2000-2004 * (C) Copyright 2000-2004
@ -22,10 +22,11 @@
* *
* You should have received a copy of the GNU General Public License * You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software * along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
* MA 02111-1307 USA * MA 02110-1301 USA
*/ */
#include <asm/io.h>
#include "flash-defines.h" #include "flash-defines.h"
void flash_reset(void) void flash_reset(void)
@ -33,14 +34,13 @@ void flash_reset(void)
reset_flash(); reset_flash();
} }
unsigned long flash_get_size(ulong baseaddr, flash_info_t * info, unsigned long flash_get_size(ulong baseaddr, flash_info_t * info, int bank_flag)
int bank_flag)
{ {
int id = 0, i = 0; int id = 0, i = 0;
static int FlagDev = 1; static int FlagDev = 1;
id = get_codes(); id = get_codes();
if(FlagDev) { if (FlagDev) {
#ifdef DEBUG #ifdef DEBUG
printf("Device ID of the Flash is %x\n", id); printf("Device ID of the Flash is %x\n", id);
#endif #endif
@ -100,10 +100,11 @@ unsigned long flash_init(void)
if (flash_info[0].flash_id == FLASH_UNKNOWN || size_b0 == 0) { if (flash_info[0].flash_id == FLASH_UNKNOWN || size_b0 == 0) {
printf("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", printf("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
size_b0, size_b0 >> 20); size_b0, size_b0 >> 20);
} }
(void)flash_protect(FLAG_PROTECT_SET,CFG_FLASH0_BASE,(flash_info[0].start[2] - 1),&flash_info[0]); (void)flash_protect(FLAG_PROTECT_SET, CFG_FLASH0_BASE,
(flash_info[0].start[2] - 1), &flash_info[0]);
return (size_b0 + size_b1 + size_b2); return (size_b0 + size_b1 + size_b2);
} }
@ -122,15 +123,14 @@ void flash_print_info(flash_info_t * info)
printf("ST Microelectronics "); printf("ST Microelectronics ");
break; break;
default: default:
printf("Unknown Vendor "); printf("Unknown Vendor: (0x%08X) ", info->flash_id);
break; break;
} }
for (i = 0; i < info->sector_count; ++i) { for (i = 0; i < info->sector_count; ++i) {
if ((i % 5) == 0) if ((i % 5) == 0)
printf("\n "); printf("\n ");
printf(" %08lX%s", printf(" %08lX%s",
info->start[i], info->start[i], info->protect[i] ? " (RO)" : " ");
info->protect[i] ? " (RO)" : " ");
} }
printf("\n"); printf("\n");
return; return;
@ -138,8 +138,8 @@ void flash_print_info(flash_info_t * info)
int flash_erase(flash_info_t * info, int s_first, int s_last) int flash_erase(flash_info_t * info, int s_first, int s_last)
{ {
int cnt = 0,i; int cnt = 0, i;
int prot,sect; int prot, sect;
prot = 0; prot = 0;
for (sect = s_first; sect <= s_last; ++sect) { for (sect = s_first; sect <= s_last; ++sect) {
@ -148,15 +148,16 @@ int flash_erase(flash_info_t * info, int s_first, int s_last)
} }
if (prot) if (prot)
printf ("- Warning: %d protected sectors will not be erased!\n", prot); printf("- Warning: %d protected sectors will not be erased!\n",
prot);
else else
printf ("\n"); printf("\n");
cnt = s_last - s_first + 1; cnt = s_last - s_first + 1;
if (cnt == FLASH_TOT_SECT) { if (cnt == FLASH_TOT_SECT) {
printf("Erasing flash, Please Wait \n"); printf("Erasing flash, Please Wait \n");
if(erase_flash() < 0) { if (erase_flash() < 0) {
printf("Erasing flash failed \n"); printf("Erasing flash failed \n");
return FLASH_FAIL; return FLASH_FAIL;
} }
@ -164,7 +165,7 @@ int flash_erase(flash_info_t * info, int s_first, int s_last)
printf("Erasing Flash locations, Please Wait\n"); printf("Erasing Flash locations, Please Wait\n");
for (i = s_first; i <= s_last; i++) { for (i = s_first; i <= s_last; i++) {
if (info->protect[i] == 0) { /* not protected */ if (info->protect[i] == 0) { /* not protected */
if(erase_block_flash(i, info->start[i]) < 0) { if (erase_block_flash(i, info->start[i]) < 0) {
printf("Error Sector erasing \n"); printf("Error Sector erasing \n");
return FLASH_FAIL; return FLASH_FAIL;
} }
@ -177,60 +178,66 @@ int flash_erase(flash_info_t * info, int s_first, int s_last)
int write_buff(flash_info_t * info, uchar * src, ulong addr, ulong cnt) int write_buff(flash_info_t * info, uchar * src, ulong addr, ulong cnt)
{ {
int ret; int ret;
int d;
ret = write_data(addr, cnt, 1, (int *) src); if (addr % 2) {
if(ret == FLASH_FAIL) read_flash(addr - 1 - CFG_FLASH_BASE, &d);
d = (int)((d & 0x00FF) | (*src++ << 8));
ret = write_data(addr - 1, 2, (uchar *) & d);
if (ret == FLASH_FAIL)
return ERR_NOT_ERASED;
ret = write_data(addr + 1, cnt - 1, src);
} else
ret = write_data(addr, cnt, src);
if (ret == FLASH_FAIL)
return ERR_NOT_ERASED; return ERR_NOT_ERASED;
return FLASH_SUCCESS; return FLASH_SUCCESS;
} }
int write_data(long lStart, long lCount, uchar * pnData)
int write_data(long lStart, long lCount, long lStride, int *pnData)
{ {
long i = 0; long i = 0;
int j = 0;
unsigned long ulOffset = lStart - CFG_FLASH_BASE; unsigned long ulOffset = lStart - CFG_FLASH_BASE;
int d; int d;
int iShift = 0;
int iNumWords = 2;
int nLeftover = lCount % 4;
int nSector = 0; int nSector = 0;
int flag = 0;
for (i = 0; (i < lCount / 4) && (i < BUFFER_SIZE); i++) { if (lCount % 2) {
for (iShift = 0, j = 0; (j < iNumWords); flag = 1;
j++, ulOffset += (lStride * 2)) { lCount = lCount - 1;
if ((ulOffset >= INVALIDLOCNSTART)
&& (ulOffset < INVALIDLOCNEND)) {
printf("Invalid locations, Try writing to another location \n");
return FLASH_FAIL;
}
get_sector_number(ulOffset, &nSector);
read_flash(ulOffset,&d);
if(d != 0xffff) {
printf("Flash not erased at offset 0x%x Please erase to reprogram \n",ulOffset);
return FLASH_FAIL;
}
unlock_flash(ulOffset);
if(write_flash(ulOffset, (pnData[i] >> iShift)) < 0) {
printf("Error programming the flash \n");
return FLASH_FAIL;
}
iShift += 16;
}
} }
if (nLeftover > 0) {
if ((ulOffset >= INVALIDLOCNSTART) for (i = 0; i < lCount - 1; i += 2, ulOffset += 2) {
&& (ulOffset < INVALIDLOCNEND))
return FLASH_FAIL;
get_sector_number(ulOffset, &nSector); get_sector_number(ulOffset, &nSector);
read_flash(ulOffset,&d); read_flash(ulOffset, &d);
if(d != 0xffff) { if (d != 0xffff) {
printf("Flash already programmed. Please erase to reprogram \n"); printf
printf("uloffset = 0x%x \t d = 0x%x\n",ulOffset,d); ("Flash not erased at offset 0x%x Please erase to reprogram \n",
ulOffset);
return FLASH_FAIL; return FLASH_FAIL;
} }
unlock_flash(ulOffset); unlock_flash(ulOffset);
if(write_flash(ulOffset, pnData[i]) < 0) { d = (int)(pnData[i] | pnData[i + 1] << 8);
write_flash(ulOffset, d);
if (poll_toggle_bit(ulOffset) < 0) {
printf("Error programming the flash \n");
return FLASH_FAIL;
}
if ((i > 0) && (!(i % AFP_SectorSize2)))
printf(".");
}
if (flag) {
get_sector_number(ulOffset, &nSector);
read_flash(ulOffset, &d);
if (d != 0xffff) {
printf
("Flash not erased at offset 0x%x Please erase to reprogram \n",
ulOffset);
return FLASH_FAIL;
}
unlock_flash(ulOffset);
d = (int)(pnData[i] | (d & 0xFF00));
write_flash(ulOffset, d);
if (poll_toggle_bit(ulOffset) < 0) {
printf("Error programming the flash \n"); printf("Error programming the flash \n");
return FLASH_FAIL; return FLASH_FAIL;
} }
@ -252,8 +259,8 @@ int read_data(long ulStart, long lCount, long lStride, int *pnData)
for (i = 0; (i < lCount / 4) && (i < BUFFER_SIZE); i++) { for (i = 0; (i < lCount / 4) && (i < BUFFER_SIZE); i++) {
for (iShift = 0, j = 0; j < iNumWords; j += 2) { for (iShift = 0, j = 0; j < iNumWords; j += 2) {
if ((ulOffset >= INVALIDLOCNSTART) if ((ulOffset >= INVALIDLOCNSTART)
&& (ulOffset < INVALIDLOCNEND)) && (ulOffset < INVALIDLOCNEND))
return FLASH_FAIL; return FLASH_FAIL;
get_sector_number(ulOffset, &nSector); get_sector_number(ulOffset, &nSector);
read_flash(ulOffset, &nLow); read_flash(ulOffset, &nLow);
@ -265,8 +272,8 @@ int read_data(long ulStart, long lCount, long lStride, int *pnData)
} }
if (nLeftover > 0) { if (nLeftover > 0) {
if ((ulOffset >= INVALIDLOCNSTART) if ((ulOffset >= INVALIDLOCNSTART)
&& (ulOffset < INVALIDLOCNEND)) && (ulOffset < INVALIDLOCNEND))
return FLASH_FAIL; return FLASH_FAIL;
get_sector_number(ulOffset, &nSector); get_sector_number(ulOffset, &nSector);
read_flash(ulOffset, &pnData[i]); read_flash(ulOffset, &pnData[i]);
@ -279,10 +286,10 @@ int write_flash(long nOffset, int nValue)
long addr; long addr;
addr = (CFG_FLASH_BASE + nOffset); addr = (CFG_FLASH_BASE + nOffset);
asm("ssync;"); sync();
*(unsigned volatile short *) addr = nValue; *(unsigned volatile short *)addr = nValue;
asm("ssync;"); sync();
if(poll_toggle_bit(nOffset) < 0) if (poll_toggle_bit(nOffset) < 0)
return FLASH_FAIL; return FLASH_FAIL;
return FLASH_SUCCESS; return FLASH_SUCCESS;
} }
@ -294,29 +301,30 @@ int read_flash(long nOffset, int *pnValue)
if (nOffset != 0x2) if (nOffset != 0x2)
reset_flash(); reset_flash();
asm("ssync;"); sync();
nValue = *(volatile unsigned short *) addr; nValue = *(volatile unsigned short *)addr;
asm("ssync;"); sync();
*pnValue = nValue; *pnValue = nValue;
return TRUE; return TRUE;
} }
int poll_toggle_bit(long lOffset) int poll_toggle_bit(long lOffset)
{ {
unsigned int u1,u2; unsigned int u1, u2;
unsigned long timeout = 0xFFFFFFFF; unsigned long timeout = 0xFFFFFFFF;
volatile unsigned long *FB = (volatile unsigned long *)(0x20000000 + lOffset); volatile unsigned long *FB =
while(1) { (volatile unsigned long *)(0x20000000 + lOffset);
if(timeout < 0) while (1) {
if (timeout < 0)
break; break;
u1 = *(volatile unsigned short *)FB; u1 = *(volatile unsigned short *)FB;
u2 = *(volatile unsigned short *)FB; u2 = *(volatile unsigned short *)FB;
if((u1 & 0x0040) == (u2 & 0x0040)) if ((u1 & 0x0040) == (u2 & 0x0040))
return FLASH_SUCCESS; return FLASH_SUCCESS;
if((u2 & 0x0020) == 0x0000) if ((u2 & 0x0020) == 0x0000)
continue; continue;
u1 = *(volatile unsigned short *)FB; u1 = *(volatile unsigned short *)FB;
if((u2 & 0x0040) == (u1 & 0x0040)) if ((u2 & 0x0040) == (u1 & 0x0040))
return FLASH_SUCCESS; return FLASH_SUCCESS;
else { else {
reset_flash(); reset_flash();
@ -325,7 +333,8 @@ int poll_toggle_bit(long lOffset)
timeout--; timeout--;
} }
printf("Time out occured \n"); printf("Time out occured \n");
if(timeout <0) return FLASH_FAIL; if (timeout < 0)
return FLASH_FAIL;
} }
void reset_flash(void) void reset_flash(void)
@ -344,7 +353,7 @@ int erase_flash(void)
write_flash(WRITESEQ5, WRITEDATA5); write_flash(WRITESEQ5, WRITEDATA5);
write_flash(WRITESEQ6, WRITEDATA6); write_flash(WRITESEQ6, WRITEDATA6);
if(poll_toggle_bit(0x0000) < 0) if (poll_toggle_bit(0x0000) < 0)
return FLASH_FAIL; return FLASH_FAIL;
write_flash(SecFlashAOff + WRITESEQ1, WRITEDATA1); write_flash(SecFlashAOff + WRITESEQ1, WRITEDATA1);
@ -354,7 +363,7 @@ int erase_flash(void)
write_flash(SecFlashAOff + WRITESEQ5, WRITEDATA5); write_flash(SecFlashAOff + WRITESEQ5, WRITEDATA5);
write_flash(SecFlashAOff + WRITESEQ6, WRITEDATA6); write_flash(SecFlashAOff + WRITESEQ6, WRITEDATA6);
if(poll_toggle_bit(SecFlashASec1Off) < 0) if (poll_toggle_bit(SecFlashASec1Off) < 0)
return FLASH_FAIL; return FLASH_FAIL;
write_flash(PriFlashBOff + WRITESEQ1, WRITEDATA1); write_flash(PriFlashBOff + WRITESEQ1, WRITEDATA1);
@ -364,7 +373,7 @@ int erase_flash(void)
write_flash(PriFlashBOff + WRITESEQ5, WRITEDATA5); write_flash(PriFlashBOff + WRITESEQ5, WRITEDATA5);
write_flash(PriFlashBOff + WRITESEQ6, WRITEDATA6); write_flash(PriFlashBOff + WRITESEQ6, WRITEDATA6);
if(poll_toggle_bit(PriFlashBOff) <0) if (poll_toggle_bit(PriFlashBOff) < 0)
return FLASH_FAIL; return FLASH_FAIL;
write_flash(SecFlashBOff + WRITESEQ1, WRITEDATA1); write_flash(SecFlashBOff + WRITESEQ1, WRITEDATA1);
@ -374,7 +383,7 @@ int erase_flash(void)
write_flash(SecFlashBOff + WRITESEQ5, WRITEDATA5); write_flash(SecFlashBOff + WRITESEQ5, WRITEDATA5);
write_flash(SecFlashBOff + WRITESEQ6, WRITEDATA6); write_flash(SecFlashBOff + WRITESEQ6, WRITEDATA6);
if(poll_toggle_bit(SecFlashBOff) < 0) if (poll_toggle_bit(SecFlashBOff) < 0)
return FLASH_FAIL; return FLASH_FAIL;
return FLASH_SUCCESS; return FLASH_SUCCESS;
@ -397,7 +406,7 @@ int erase_block_flash(int nBlock, unsigned long address)
write_flash(ulSectorOff, BlockEraseVal); write_flash(ulSectorOff, BlockEraseVal);
if(poll_toggle_bit(ulSectorOff) < 0) if (poll_toggle_bit(ulSectorOff) < 0)
return FLASH_FAIL; return FLASH_FAIL;
return FLASH_SUCCESS; return FLASH_SUCCESS;
@ -435,34 +444,34 @@ void get_sector_number(long ulOffset, int *pnSector)
if (ulOffset >= SecFlashAOff) { if (ulOffset >= SecFlashAOff) {
if ((ulOffset < SecFlashASec1Off) if ((ulOffset < SecFlashASec1Off)
&& (ulOffset < SecFlashASec2Off)) { && (ulOffset < SecFlashASec2Off)) {
nSector = SECT32; nSector = SECT32;
} else if ((ulOffset >= SecFlashASec2Off) } else if ((ulOffset >= SecFlashASec2Off)
&& (ulOffset < SecFlashASec3Off)) { && (ulOffset < SecFlashASec3Off)) {
nSector = SECT33; nSector = SECT33;
} else if ((ulOffset >= SecFlashASec3Off) } else if ((ulOffset >= SecFlashASec3Off)
&& (ulOffset < SecFlashASec4Off)) { && (ulOffset < SecFlashASec4Off)) {
nSector = SECT34; nSector = SECT34;
} else if ((ulOffset >= SecFlashASec4Off) } else if ((ulOffset >= SecFlashASec4Off)
&& (ulOffset < SecFlashAEndOff)) { && (ulOffset < SecFlashAEndOff)) {
nSector = SECT35; nSector = SECT35;
} }
} else if (ulOffset >= SecFlashBOff) { } else if (ulOffset >= SecFlashBOff) {
if ((ulOffset < SecFlashBSec1Off) if ((ulOffset < SecFlashBSec1Off)
&& (ulOffset < SecFlashBSec2Off)) { && (ulOffset < SecFlashBSec2Off)) {
nSector = SECT36; nSector = SECT36;
} }
if ((ulOffset < SecFlashBSec2Off) if ((ulOffset < SecFlashBSec2Off)
&& (ulOffset < SecFlashBSec3Off)) { && (ulOffset < SecFlashBSec3Off)) {
nSector = SECT37; nSector = SECT37;
} }
if ((ulOffset < SecFlashBSec3Off) if ((ulOffset < SecFlashBSec3Off)
&& (ulOffset < SecFlashBSec4Off)) { && (ulOffset < SecFlashBSec4Off)) {
nSector = SECT38; nSector = SECT38;
} }
if ((ulOffset < SecFlashBSec4Off) if ((ulOffset < SecFlashBSec4Off)
&& (ulOffset < SecFlashBEndOff)) { && (ulOffset < SecFlashBEndOff)) {
nSector = SECT39; nSector = SECT39;
} }
} else if ((ulOffset >= PriFlashAOff) && (ulOffset < SecFlashAOff)) { } else if ((ulOffset >= PriFlashAOff) && (ulOffset < SecFlashAOff)) {
nSector = ulOffset & 0xffff0000; nSector = ulOffset & 0xffff0000;

View File

@ -1,7 +1,7 @@
/* /*
* U-boot - psd4256.h * U-boot - psd4256.h
* *
* Copyright (c) 2005 blackfin.uclinux.org * Copyright (c) 2005-2007 Analog Devices Inc.
* *
* (C) Copyright 2000-2004 * (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
@ -21,8 +21,8 @@
* *
* You should have received a copy of the GNU General Public License * You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software * along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
* MA 02111-1307 USA * MA 02110-1301 USA
*/ */
/* /*
@ -49,19 +49,19 @@
* Flash A Port A Bit definitions * Flash A Port A Bit definitions
*/ */
#define PSDA_PPICLK1 0x20 /* PPI Clock select bit 1 */ #define PSDA_PPICLK1 0x20 /* PPI Clock select bit 1 */
#define PSDA_PPICLK0 0x10 /* PPI Clock select bit 0 */ #define PSDA_PPICLK0 0x10 /* PPI Clock select bit 0 */
#define PSDA_VDEC_RST 0x08 /* Video decoder reset, 0 = RESET */ #define PSDA_VDEC_RST 0x08 /* Video decoder reset, 0 = RESET */
#define PSDA_VENC_RST 0x04 /* Video encoder reset, 0 = RESET */ #define PSDA_VENC_RST 0x04 /* Video encoder reset, 0 = RESET */
#define PSDA_CODEC_RST 0x01 /* Codec reset, 0 = RESET */ #define PSDA_CODEC_RST 0x01 /* Codec reset, 0 = RESET */
/* /*
* Flash A Port B Bit definitions * Flash A Port B Bit definitions
*/ */
#define PSDA_LED9 0x20 /* LED 9, 1 = LED ON */ #define PSDA_LED9 0x20 /* LED 9, 1 = LED ON */
#define PSDA_LED8 0x10 /* LED 8, 1 = LED ON */ #define PSDA_LED8 0x10 /* LED 8, 1 = LED ON */
#define PSDA_LED7 0x08 /* LED 7, 1 = LED ON */ #define PSDA_LED7 0x08 /* LED 7, 1 = LED ON */
#define PSDA_LED6 0x04 /* LED 6, 1 = LED ON */ #define PSDA_LED6 0x04 /* LED 6, 1 = LED ON */
#define PSDA_LED5 0x02 /* LED 5, 1 = LED ON */ #define PSDA_LED5 0x02 /* LED 5, 1 = LED ON */
#define PSDA_LED4 0x01 /* LED 4, 1 = LED ON */ #define PSDA_LED4 0x01 /* LED 4, 1 = LED ON */

View File

@ -1,7 +1,7 @@
/* /*
* U-boot - u-boot.lds * U-boot - u-boot.lds.S
* *
* Copyright (c) 2005 blackfin.uclinux.org * Copyright (c) 2005-2007 Analog Device Inc.
* *
* (C) Copyright 2000-2004 * (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
@ -25,6 +25,8 @@
* MA 02111-1307 USA * MA 02111-1307 USA
*/ */
#include <config.h>
OUTPUT_ARCH(bfin) OUTPUT_ARCH(bfin)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib);
/* Do we need any of these for elf? /* Do we need any of these for elf?
@ -55,6 +57,7 @@ SECTIONS
.rela.plt : { *(.rela.plt) } .rela.plt : { *(.rela.plt) }
.init : { *(.init) } .init : { *(.init) }
.plt : { *(.plt) } .plt : { *(.plt) }
. = CFG_MONITOR_BASE;
.text : .text :
{ {
/* WARNING - the following is hand-optimized to fit within */ /* WARNING - the following is hand-optimized to fit within */
@ -68,10 +71,11 @@ SECTIONS
cpu/bf533/interrupt.o (.text) cpu/bf533/interrupt.o (.text)
cpu/bf533/serial.o (.text) cpu/bf533/serial.o (.text)
common/dlmalloc.o (.text) common/dlmalloc.o (.text)
lib_generic/vsprintf.o (.text) /* lib_blackfin/bf533_string.o (.text) */
/* lib_generic/vsprintf.o (.text) */
lib_generic/crc32.o (.text) lib_generic/crc32.o (.text)
lib_generic/zlib.o (.text) lib_generic/zlib.o (.text)
board/ezkit533/ezkit533.o (.text) board/bf533-ezkit/bf533-ezkit.o (.text)
. = DEFINED(env_offset) ? env_offset : .; . = DEFINED(env_offset) ? env_offset : .;
common/environment.o (.text) common/environment.o (.text)
@ -119,9 +123,9 @@ SECTIONS
_edata = .; _edata = .;
PROVIDE (edata = .); PROVIDE (edata = .);
__u_boot_cmd_start = .; ___u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) } .u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .; ___u_boot_cmd_end = .;
__start___ex_table = .; __start___ex_table = .;

View File

@ -0,0 +1,58 @@
#
# U-boot - Makefile
#
# Copyright (c) 2005-2007 Analog Device Inc.
#
# (C) Copyright 2000-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := $(BOARD).o spi.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS) u-boot.lds
$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
u-boot.lds: u-boot.lds.S
$(CPP) $(CPPFLAGS) -P -Ubfin $^ > $@.tmp
mv -f $@.tmp $@
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

View File

@ -1,7 +1,7 @@
/* /*
* U-boot - stamp.c STAMP board specific routines * U-boot - stamp.c STAMP board specific routines
* *
* Copyright (c) 2005 blackfin.uclinux.org * Copyright (c) 2005-2007 Analog Devices Inc.
* *
* (C) Copyright 2000-2004 * (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
@ -21,15 +21,14 @@
* *
* You should have received a copy of the GNU General Public License * You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software * along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
* MA 02111-1307 USA * MA 02110-1301 USA
*/ */
#include <common.h> #include <common.h>
#include <asm/mem_init.h> #include <asm/mem_init.h>
#include "stamp.h" #include <asm/io.h>
#include "bf533-stamp.h"
DECLARE_GLOBAL_DATA_PTR;
#define STATUS_LED_OFF 0 #define STATUS_LED_OFF 0
#define STATUS_LED_ON 1 #define STATUS_LED_ON 1
@ -40,42 +39,45 @@ DECLARE_GLOBAL_DATA_PTR;
# define SHOW_BOOT_PROGRESS(arg) # define SHOW_BOOT_PROGRESS(arg)
#endif #endif
int checkboard (void) int checkboard(void)
{ {
printf ("CPU: ADSP BF533 Rev.: 0.%d\n", *pCHIPID >> 28); #if (BFIN_CPU == ADSP_BF531)
printf ("Board: ADI BF533 Stamp board\n"); printf("CPU: ADSP BF531 Rev.: 0.%d\n", *pCHIPID >> 28);
printf (" Support: http://blackfin.uclinux.org/\n"); #elif (BFIN_CPU == ADSP_BF532)
printf (" Richard Klingler <richard@uclinux.net>\n"); printf("CPU: ADSP BF532 Rev.: 0.%d\n", *pCHIPID >> 28);
#else
printf("CPU: ADSP BF533 Rev.: 0.%d\n", *pCHIPID >> 28);
#endif
printf("Board: ADI BF533 Stamp board\n");
printf(" Support: http://blackfin.uclinux.org/\n");
return 0; return 0;
} }
long int initdram (int board_type) long int initdram(int board_type)
{ {
DECLARE_GLOBAL_DATA_PTR;
#ifdef DEBUG #ifdef DEBUG
printf ("SDRAM attributes:\n"); printf("SDRAM attributes:\n");
printf (" tRCD:%d Cycles; tRP:%d Cycles; tRAS:%d Cycles; tWR:%d Cycles; " printf
"CAS Latency:%d cycles\n", (" tRCD:%d Cycles; tRP:%d Cycles; tRAS:%d Cycles; tWR:%d Cycles; "
(SDRAM_tRCD >> 15), "CAS Latency:%d cycles\n", (SDRAM_tRCD >> 15), (SDRAM_tRP >> 11),
(SDRAM_tRP >> 11), (SDRAM_tRAS >> 6), (SDRAM_tWR >> 19), (SDRAM_CL >> 2));
(SDRAM_tRAS >> 6), printf("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE);
(SDRAM_tWR >> 19), printf("Bank size = %d MB\n", 128);
(SDRAM_CL >> 2));
printf ("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE);
printf ("Bank size = %d MB\n", 128);
#endif #endif
gd->bd->bi_memstart = CFG_SDRAM_BASE; gd->bd->bi_memstart = CFG_SDRAM_BASE;
gd->bd->bi_memsize = CFG_MAX_RAM_SIZE; gd->bd->bi_memsize = CFG_MAX_RAM_SIZE;
return (gd->bd->bi_memsize); return (gd->bd->bi_memsize);
} }
void swap_to (int device_id) void swap_to(int device_id)
{ {
if (device_id == ETHERNET) { if (device_id == ETHERNET) {
*pFIO_DIR = PF0; *pFIO_DIR = PF0;
asm ("ssync;"); sync();
*pFIO_FLAG_S = PF0; *pFIO_FLAG_S = PF0;
asm ("ssync;"); sync();
} else if (device_id == FLASH) { } else if (device_id == FLASH) {
*pFIO_DIR = (PF4 | PF3 | PF2 | PF1 | PF0); *pFIO_DIR = (PF4 | PF3 | PF2 | PF1 | PF0);
*pFIO_FLAG_S = (PF4 | PF3 | PF2); *pFIO_FLAG_S = (PF4 | PF3 | PF2);
@ -85,9 +87,9 @@ void swap_to (int device_id)
*pFIO_EDGE = (PF8 | PF7 | PF6 | PF5); *pFIO_EDGE = (PF8 | PF7 | PF6 | PF5);
*pFIO_INEN = (PF8 | PF7 | PF6 | PF5); *pFIO_INEN = (PF8 | PF7 | PF6 | PF5);
*pFIO_FLAG_D = (PF4 | PF3 | PF2); *pFIO_FLAG_D = (PF4 | PF3 | PF2);
asm ("ssync;"); sync();
} else { } else {
printf ("Unknown bank to switch\n"); printf("Unknown bank to switch\n");
} }
return; return;
@ -95,7 +97,7 @@ void swap_to (int device_id)
#if defined(CONFIG_MISC_INIT_R) #if defined(CONFIG_MISC_INIT_R)
/* miscellaneous platform dependent initialisations */ /* miscellaneous platform dependent initialisations */
int misc_init_r (void) int misc_init_r(void)
{ {
int i; int i;
int cf_stat = 0; int cf_stat = 0;
@ -104,7 +106,7 @@ int misc_init_r (void)
*pFIO_EDGE = FIO_EDGE_CF_BITS; *pFIO_EDGE = FIO_EDGE_CF_BITS;
*pFIO_POLAR = FIO_POLAR_CF_BITS; *pFIO_POLAR = FIO_POLAR_CF_BITS;
for (i = 0; i < 0x300; i++) for (i = 0; i < 0x300; i++)
asm ("nop;"); asm("nop;");
if ((*pFIO_FLAG_S) & CF_STAT_BITS) { if ((*pFIO_FLAG_S) & CF_STAT_BITS) {
cf_stat = 0; cf_stat = 0;
@ -115,37 +117,36 @@ int misc_init_r (void)
*pFIO_EDGE = FIO_EDGE_BITS; *pFIO_EDGE = FIO_EDGE_BITS;
*pFIO_POLAR = FIO_POLAR_BITS; *pFIO_POLAR = FIO_POLAR_BITS;
if (cf_stat) { if (cf_stat) {
printf ("Booting from COMPACT flash\n"); printf("Booting from COMPACT flash\n");
/* Set cycle time for CF */ /* Set cycle time for CF */
*(volatile unsigned long *) ambctl1 = CF_AMBCTL1VAL; *(volatile unsigned long *)ambctl1 = CF_AMBCTL1VAL;
for (i = 0; i < 0x1000; i++) for (i = 0; i < 0x1000; i++)
asm ("nop;"); asm("nop;");
for (i = 0; i < 0x1000; i++) for (i = 0; i < 0x1000; i++)
asm ("nop;"); asm("nop;");
for (i = 0; i < 0x1000; i++) for (i = 0; i < 0x1000; i++)
asm ("nop;"); asm("nop;");
serial_setbrg (); serial_setbrg();
ide_init (); ide_init();
setenv ("bootargs", ""); setenv("bootargs", "");
setenv ("bootcmd", setenv("bootcmd",
"fatload ide 0:1 0x1000000 uImage-stamp;bootm 0x1000000;bootm 0x20100000"); "fatload ide 0:1 0x1000000 uImage-stamp;bootm 0x1000000;bootm 0x20100000");
} else { } else {
printf ("Booting from FLASH\n"); printf("Booting from FLASH\n");
} }
return 1; return 0;
} }
#endif #endif
#ifdef CONFIG_STAMP_CF #ifdef CONFIG_STAMP_CF
void cf_outb (unsigned char val, volatile unsigned char *addr) void cf_outb(unsigned char val, volatile unsigned char *addr)
{ {
/* /*
* Set PF1 PF0 respectively to 0 1 to divert address * Set PF1 PF0 respectively to 0 1 to divert address
@ -153,70 +154,70 @@ void cf_outb (unsigned char val, volatile unsigned char *addr)
*/ */
*pFIO_FLAG_S = CF_PF0; *pFIO_FLAG_S = CF_PF0;
*pFIO_FLAG_C = CF_PF1; *pFIO_FLAG_C = CF_PF1;
asm ("ssync;"); sync();
*(addr) = val; *(addr) = val;
asm ("ssync;"); sync();
/* Setback PF1 PF0 to 0 0 to address external /* Setback PF1 PF0 to 0 0 to address external
* memory banks */ * memory banks */
*(volatile unsigned short *) pFIO_FLAG_C = CF_PF1_PF0; *(volatile unsigned short *)pFIO_FLAG_C = CF_PF1_PF0;
asm ("ssync;"); sync();
} }
unsigned char cf_inb (volatile unsigned char *addr) unsigned char cf_inb(volatile unsigned char *addr)
{ {
volatile unsigned char c; volatile unsigned char c;
*pFIO_FLAG_S = CF_PF0; *pFIO_FLAG_S = CF_PF0;
*pFIO_FLAG_C = CF_PF1; *pFIO_FLAG_C = CF_PF1;
asm ("ssync;"); sync();
c = *(addr); c = *(addr);
asm ("ssync;"); sync();
*pFIO_FLAG_C = CF_PF1_PF0; *pFIO_FLAG_C = CF_PF1_PF0;
asm ("ssync;"); sync();
return c; return c;
} }
void cf_insw (unsigned short *sect_buf, unsigned short *addr, int words) void cf_insw(unsigned short *sect_buf, unsigned short *addr, int words)
{ {
int i; int i;
*pFIO_FLAG_S = CF_PF0; *pFIO_FLAG_S = CF_PF0;
*pFIO_FLAG_C = CF_PF1; *pFIO_FLAG_C = CF_PF1;
asm ("ssync;"); sync();
for (i = 0; i < words; i++) { for (i = 0; i < words; i++) {
*(sect_buf + i) = *(addr); *(sect_buf + i) = *(addr);
asm ("ssync;"); sync();
} }
*pFIO_FLAG_C = CF_PF1_PF0; *pFIO_FLAG_C = CF_PF1_PF0;
asm ("ssync;"); sync();
} }
void cf_outsw (unsigned short *addr, unsigned short *sect_buf, int words) void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words)
{ {
int i; int i;
*pFIO_FLAG_S = CF_PF0; *pFIO_FLAG_S = CF_PF0;
*pFIO_FLAG_C = CF_PF1; *pFIO_FLAG_C = CF_PF1;
asm ("ssync;"); sync();
for (i = 0; i < words; i++) { for (i = 0; i < words; i++) {
*(addr) = *(sect_buf + i); *(addr) = *(sect_buf + i);
asm ("ssync;"); sync();
} }
*pFIO_FLAG_C = CF_PF1_PF0; *pFIO_FLAG_C = CF_PF1_PF0;
asm ("ssync;"); sync();
} }
#endif #endif
void stamp_led_set (int LED1, int LED2, int LED3) void stamp_led_set(int LED1, int LED2, int LED3)
{ {
*pFIO_INEN &= ~(PF2 | PF3 | PF4); *pFIO_INEN &= ~(PF2 | PF3 | PF4);
*pFIO_DIR |= (PF2 | PF3 | PF4); *pFIO_DIR |= (PF2 | PF3 | PF4);
@ -233,31 +234,31 @@ void stamp_led_set (int LED1, int LED2, int LED3)
*pFIO_FLAG_S = PF4; *pFIO_FLAG_S = PF4;
else else
*pFIO_FLAG_C = PF4; *pFIO_FLAG_C = PF4;
asm ("ssync;"); sync();
} }
void show_boot_progress (int status) void show_boot_progress(int status)
{ {
switch (status) { switch (status) {
case 1: case 1:
stamp_led_set (STATUS_LED_OFF, STATUS_LED_OFF, STATUS_LED_ON); stamp_led_set(STATUS_LED_OFF, STATUS_LED_OFF, STATUS_LED_ON);
break; break;
case 2: case 2:
stamp_led_set (STATUS_LED_OFF, STATUS_LED_ON, STATUS_LED_OFF); stamp_led_set(STATUS_LED_OFF, STATUS_LED_ON, STATUS_LED_OFF);
break; break;
case 3: case 3:
stamp_led_set (STATUS_LED_OFF, STATUS_LED_ON, STATUS_LED_ON); stamp_led_set(STATUS_LED_OFF, STATUS_LED_ON, STATUS_LED_ON);
break; break;
case 4: case 4:
stamp_led_set (STATUS_LED_ON, STATUS_LED_OFF, STATUS_LED_OFF); stamp_led_set(STATUS_LED_ON, STATUS_LED_OFF, STATUS_LED_OFF);
break; break;
case 5: case 5:
case 6: case 6:
stamp_led_set (STATUS_LED_ON, STATUS_LED_OFF, STATUS_LED_ON); stamp_led_set(STATUS_LED_ON, STATUS_LED_OFF, STATUS_LED_ON);
break; break;
case 7: case 7:
case 8: case 8:
stamp_led_set (STATUS_LED_ON, STATUS_LED_ON, STATUS_LED_OFF); stamp_led_set(STATUS_LED_ON, STATUS_LED_ON, STATUS_LED_OFF);
break; break;
case 9: case 9:
case 10: case 10:
@ -266,11 +267,10 @@ void show_boot_progress (int status)
case 13: case 13:
case 14: case 14:
case 15: case 15:
stamp_led_set (STATUS_LED_OFF, STATUS_LED_OFF, stamp_led_set(STATUS_LED_OFF, STATUS_LED_OFF, STATUS_LED_OFF);
STATUS_LED_OFF);
break; break;
default: default:
stamp_led_set (STATUS_LED_ON, STATUS_LED_ON, STATUS_LED_ON); stamp_led_set(STATUS_LED_ON, STATUS_LED_ON, STATUS_LED_ON);
break; break;
} }
} }

View File

@ -1,7 +1,7 @@
/* /*
* U-boot - stamp.h * U-boot - stamp.h
* *
* Copyright (c) 2005 blackfin.uclinux.org * Copyright (c) 2005-2007 Analog Devices Inc.
* *
* (C) Copyright 2000-2004 * (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
@ -21,8 +21,8 @@
* *
* You should have received a copy of the GNU General Public License * You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software * along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
* MA 02111-1307 USA * MA 02110-1301 USA
*/ */
#ifndef __STAMP_H__ #ifndef __STAMP_H__
@ -36,7 +36,6 @@ extern volatile unsigned long *amgctl;
extern unsigned long pll_div_fact; extern unsigned long pll_div_fact;
extern void serial_setbrg(void); extern void serial_setbrg(void);
extern void pll_set(int vco, int crystal_frq, int pll_div);
/* Definitions used in Compact Flash Boot support */ /* Definitions used in Compact Flash Boot support */
#define FIO_EDGE_CF_BITS 0x0000 #define FIO_EDGE_CF_BITS 0x0000

View File

@ -20,6 +20,6 @@
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, # Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA # MA 02111-1307 USA
# #
# TEXT_BASE should be defined as the MAX_SDRAM Address - 256k bytes
# 256k is defined as CFG_MONITOR_LEN in ./include/configs/<board>.h
TEXT_BASE = 0x07FC0000 TEXT_BASE = 0x07FC0000
PLATFORM_CPPFLAGS += -I$(TOPDIR)

473
board/bf533-stamp/spi.c Normal file
View File

@ -0,0 +1,473 @@
/****************************************************************************
* SPI flash driver for M25P64
****************************************************************************/
#include <common.h>
#include <linux/ctype.h>
#include <asm/io.h>
#if defined(CONFIG_SPI)
/*Application definitions */
#define NUM_SECTORS 128 /* number of sectors */
#define SECTOR_SIZE 0x10000
#define NOP_NUM 1000
#define COMMON_SPI_SETTINGS (SPE|MSTR|CPHA|CPOL) /*Settings to the SPI_CTL */
#define TIMOD01 (0x01) /*stes the SPI to work with core instructions */
/*Flash commands */
#define SPI_WREN (0x06) /*Set Write Enable Latch */
#define SPI_WRDI (0x04) /*Reset Write Enable Latch */
#define SPI_RDSR (0x05) /*Read Status Register */
#define SPI_WRSR (0x01) /*Write Status Register */
#define SPI_READ (0x03) /*Read data from memory */
#define SPI_PP (0x02) /*Program Data into memory */
#define SPI_SE (0xD8) /*Erase one sector in memory */
#define SPI_BE (0xC7) /*Erase all memory */
#define WIP (0x1) /*Check the write in progress bit of the SPI status register */
#define WEL (0x2) /*Check the write enable bit of the SPI status register */
#define TIMEOUT 350000000
typedef enum {
NO_ERR,
POLL_TIMEOUT,
INVALID_SECTOR,
INVALID_BLOCK,
} ERROR_CODE;
void spi_init_f(void);
void spi_init_r(void);
ssize_t spi_read(uchar *, int, uchar *, int);
ssize_t spi_write(uchar *, int, uchar *, int);
char ReadStatusRegister(void);
void Wait_For_SPIF(void);
void SetupSPI(const int spi_setting);
void SPI_OFF(void);
void SendSingleCommand(const int iCommand);
ERROR_CODE GetSectorNumber(unsigned long ulOffset, int *pnSector);
ERROR_CODE EraseBlock(int nBlock);
ERROR_CODE ReadData(unsigned long ulStart, long lCount, int *pnData);
ERROR_CODE WriteData(unsigned long ulStart, long lCount, int *pnData);
ERROR_CODE Wait_For_Status(char Statusbit);
ERROR_CODE Wait_For_WEL(void);
/* -------------------
* Variables
* ------------------- */
/* **************************************************************************
*
* Function: spi_init_f
*
* Description: Init SPI-Controller (ROM part)
*
* return: ---
*
* *********************************************************************** */
void spi_init_f(void)
{
}
/* **************************************************************************
*
* Function: spi_init_r
*
* Description: Init SPI-Controller (RAM part) -
* The malloc engine is ready and we can move our buffers to
* normal RAM
*
* return: ---
*
* *********************************************************************** */
void spi_init_r(void)
{
return;
}
/****************************************************************************
* Function: spi_write
**************************************************************************** */
ssize_t spi_write(uchar * addr, int alen, uchar * buffer, int len)
{
unsigned long offset;
int start_block, end_block;
int start_byte, end_byte;
ERROR_CODE result = NO_ERR;
uchar temp[SECTOR_SIZE];
int i, num;
offset = addr[0] << 16 | addr[1] << 8 | addr[2];
/* Get the start block number */
result = GetSectorNumber(offset, &start_block);
if (result == INVALID_SECTOR) {
printf("Invalid sector! ");
return 0;
}
/* Get the end block number */
result = GetSectorNumber(offset + len - 1, &end_block);
if (result == INVALID_SECTOR) {
printf("Invalid sector! ");
return 0;
}
for (num = start_block; num <= end_block; num++) {
ReadData(num * SECTOR_SIZE, SECTOR_SIZE, (int *)temp);
start_byte = num * SECTOR_SIZE;
end_byte = (num + 1) * SECTOR_SIZE - 1;
if (start_byte < offset)
start_byte = offset;
if (end_byte > (offset + len))
end_byte = (offset + len - 1);
for (i = start_byte; i <= end_byte; i++)
temp[i - num * SECTOR_SIZE] = buffer[i - offset];
EraseBlock(num);
result = WriteData(num * SECTOR_SIZE, SECTOR_SIZE, (int *)temp);
if (result != NO_ERR)
return 0;
printf(".");
}
return len;
}
/****************************************************************************
* Function: spi_read
**************************************************************************** */
ssize_t spi_read(uchar * addr, int alen, uchar * buffer, int len)
{
unsigned long offset;
offset = addr[0] << 16 | addr[1] << 8 | addr[2];
ReadData(offset, len, (int *)buffer);
return len;
}
void SendSingleCommand(const int iCommand)
{
unsigned short dummy;
/*turns on the SPI in single write mode */
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01));
/*sends the actual command to the SPI TX register */
*pSPI_TDBR = iCommand;
sync();
/*The SPI status register will be polled to check the SPIF bit */
Wait_For_SPIF();
dummy = *pSPI_RDBR;
/*The SPI will be turned off */
SPI_OFF();
}
void SetupSPI(const int spi_setting)
{
if (icache_status() || dcache_status())
udelay(CONFIG_CCLK_HZ / 50000000);
/*sets up the PF2 to be the slave select of the SPI */
*pSPI_FLG = 0xFB04;
*pSPI_BAUD = CONFIG_SPI_BAUD;
*pSPI_CTL = spi_setting;
sync();
}
void SPI_OFF(void)
{
*pSPI_CTL = 0x0400; /* disable SPI */
*pSPI_FLG = 0;
*pSPI_BAUD = 0;
sync();
udelay(CONFIG_CCLK_HZ / 50000000);
}
void Wait_For_SPIF(void)
{
unsigned short dummyread;
while ((*pSPI_STAT & TXS)) ;
while (!(*pSPI_STAT & SPIF)) ;
while (!(*pSPI_STAT & RXS)) ;
dummyread = *pSPI_RDBR; /* Read dummy to empty the receive register */
}
ERROR_CODE Wait_For_WEL(void)
{
int i;
char status_register = 0;
ERROR_CODE ErrorCode = NO_ERR; /* tells us if there was an error erasing flash */
for (i = 0; i < TIMEOUT; i++) {
status_register = ReadStatusRegister();
if ((status_register & WEL)) {
ErrorCode = NO_ERR; /* tells us if there was an error erasing flash */
break;
}
ErrorCode = POLL_TIMEOUT; /* Time out error */
};
return ErrorCode;
}
ERROR_CODE Wait_For_Status(char Statusbit)
{
int i;
char status_register = 0xFF;
ERROR_CODE ErrorCode = NO_ERR; /* tells us if there was an error erasing flash */
for (i = 0; i < TIMEOUT; i++) {
status_register = ReadStatusRegister();
if (!(status_register & Statusbit)) {
ErrorCode = NO_ERR; /* tells us if there was an error erasing flash */
break;
}
ErrorCode = POLL_TIMEOUT; /* Time out error */
};
return ErrorCode;
}
char ReadStatusRegister(void)
{
char status_register = 0;
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01)); /* Turn on the SPI */
*pSPI_TDBR = SPI_RDSR; /* send instruction to read status register */
sync();
Wait_For_SPIF(); /*wait until the instruction has been sent */
*pSPI_TDBR = 0; /*send dummy to receive the status register */
sync();
Wait_For_SPIF(); /*wait until the data has been sent */
status_register = *pSPI_RDBR; /*read the status register */
SPI_OFF(); /* Turn off the SPI */
return status_register;
}
ERROR_CODE GetSectorNumber(unsigned long ulOffset, int *pnSector)
{
int nSector = 0;
ERROR_CODE ErrorCode = NO_ERR;
if (ulOffset > (NUM_SECTORS * 0x10000 - 1)) {
ErrorCode = INVALID_SECTOR;
return ErrorCode;
}
nSector = (int)ulOffset / 0x10000;
*pnSector = nSector;
/* ok */
return ErrorCode;
}
ERROR_CODE EraseBlock(int nBlock)
{
unsigned long ulSectorOff = 0x0, ShiftValue;
ERROR_CODE ErrorCode = NO_ERR;
/* if the block is invalid just return */
if ((nBlock < 0) || (nBlock > NUM_SECTORS)) {
ErrorCode = INVALID_BLOCK; /* tells us if there was an error erasing flash */
return ErrorCode;
}
/* figure out the offset of the block in flash */
if ((nBlock >= 0) && (nBlock < NUM_SECTORS)) {
ulSectorOff = (nBlock * SECTOR_SIZE);
} else {
ErrorCode = INVALID_BLOCK; /* tells us if there was an error erasing flash */
return ErrorCode;
}
/* A write enable instruction must previously have been executed */
SendSingleCommand(SPI_WREN);
/*The status register will be polled to check the write enable latch "WREN" */
ErrorCode = Wait_For_WEL();
if (POLL_TIMEOUT == ErrorCode) {
printf("SPI Erase block error\n");
return ErrorCode;
} else
/*Turn on the SPI to send single commands */
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01));
/* Send the erase block command to the flash followed by the 24 address */
/* to point to the start of a sector. */
*pSPI_TDBR = SPI_SE;
sync();
Wait_For_SPIF();
ShiftValue = (ulSectorOff >> 16); /* Send the highest byte of the 24 bit address at first */
*pSPI_TDBR = ShiftValue;
sync();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
ShiftValue = (ulSectorOff >> 8); /* Send the middle byte of the 24 bit address at second */
*pSPI_TDBR = ShiftValue;
sync();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
*pSPI_TDBR = ulSectorOff; /* Send the lowest byte of the 24 bit address finally */
sync();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
/*Turns off the SPI */
SPI_OFF();
/* Poll the status register to check the Write in Progress bit */
/* Sector erase takes time */
ErrorCode = Wait_For_Status(WIP);
/* block erase should be complete */
return ErrorCode;
}
/*****************************************************************************
* ERROR_CODE ReadData()
*
* Read a value from flash for verify purpose
*
* Inputs: unsigned long ulStart - holds the SPI start address
* int pnData - pointer to store value read from flash
* long lCount - number of elements to read
***************************************************************************** */
ERROR_CODE ReadData(unsigned long ulStart, long lCount, int *pnData)
{
unsigned long ShiftValue;
char *cnData;
int i;
cnData = (char *)pnData; /* Pointer cast to be able to increment byte wise */
/* Start SPI interface */
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01));
*pSPI_TDBR = SPI_READ; /* Send the read command to SPI device */
sync();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
ShiftValue = (ulStart >> 16); /* Send the highest byte of the 24 bit address at first */
*pSPI_TDBR = ShiftValue; /* Send the byte to the SPI device */
sync();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
ShiftValue = (ulStart >> 8); /* Send the middle byte of the 24 bit address at second */
*pSPI_TDBR = ShiftValue; /* Send the byte to the SPI device */
sync();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
*pSPI_TDBR = ulStart; /* Send the lowest byte of the 24 bit address finally */
sync();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
/* After the SPI device address has been placed on the MOSI pin the data can be */
/* received on the MISO pin. */
for (i = 0; i < lCount; i++) {
*pSPI_TDBR = 0; /*send dummy */
sync();
while (!(*pSPI_STAT & RXS)) ;
*cnData++ = *pSPI_RDBR; /*read */
if ((i >= SECTOR_SIZE) && (i % SECTOR_SIZE == 0))
printf(".");
}
SPI_OFF(); /* Turn off the SPI */
return NO_ERR;
}
ERROR_CODE WriteFlash(unsigned long ulStartAddr, long lTransferCount,
int *iDataSource, long *lWriteCount)
{
unsigned long ulWAddr;
long lWTransferCount = 0;
int i;
char iData;
char *temp = (char *)iDataSource;
ERROR_CODE ErrorCode = NO_ERR; /* tells us if there was an error erasing flash */
/* First, a Write Enable Command must be sent to the SPI. */
SendSingleCommand(SPI_WREN);
/* Second, the SPI Status Register will be tested whether the */
/* Write Enable Bit has been set. */
ErrorCode = Wait_For_WEL();
if (POLL_TIMEOUT == ErrorCode) {
printf("SPI Write Time Out\n");
return ErrorCode;
} else
/* Third, the 24 bit address will be shifted out the SPI MOSI bytewise. */
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01)); /* Turns the SPI on */
*pSPI_TDBR = SPI_PP;
sync();
Wait_For_SPIF(); /*wait until the instruction has been sent */
ulWAddr = (ulStartAddr >> 16);
*pSPI_TDBR = ulWAddr;
sync();
Wait_For_SPIF(); /*wait until the instruction has been sent */
ulWAddr = (ulStartAddr >> 8);
*pSPI_TDBR = ulWAddr;
sync();
Wait_For_SPIF(); /*wait until the instruction has been sent */
ulWAddr = ulStartAddr;
*pSPI_TDBR = ulWAddr;
sync();
Wait_For_SPIF(); /*wait until the instruction has been sent */
/* Fourth, maximum number of 256 bytes will be taken from the Buffer */
/* and sent to the SPI device. */
for (i = 0; (i < lTransferCount) && (i < 256); i++, lWTransferCount++) {
iData = *temp;
*pSPI_TDBR = iData;
sync();
Wait_For_SPIF(); /*wait until the instruction has been sent */
temp++;
}
SPI_OFF(); /* Turns the SPI off */
/* Sixth, the SPI Write in Progress Bit must be toggled to ensure the */
/* programming is done before start of next transfer. */
ErrorCode = Wait_For_Status(WIP);
if (POLL_TIMEOUT == ErrorCode) {
printf("SPI Program Time out!\n");
return ErrorCode;
} else
*lWriteCount = lWTransferCount;
return ErrorCode;
}
ERROR_CODE WriteData(unsigned long ulStart, long lCount, int *pnData)
{
unsigned long ulWStart = ulStart;
long lWCount = lCount, lWriteCount;
long *pnWriteCount = &lWriteCount;
ERROR_CODE ErrorCode = NO_ERR;
while (lWCount != 0) {
ErrorCode = WriteFlash(ulWStart, lWCount, pnData, pnWriteCount);
/* After each function call of WriteFlash the counter must be adjusted */
lWCount -= *pnWriteCount;
/* Also, both address pointers must be recalculated. */
ulWStart += *pnWriteCount;
pnData += *pnWriteCount / 4;
}
/* return the appropriate error code */
return ErrorCode;
}
#endif /* CONFIG_SPI */

View File

@ -1,7 +1,7 @@
/* /*
* U-boot - u-boot.lds * U-boot - u-boot.lds.S
* *
* Copyright (c) 2005 blackfin.uclinux.org * Copyright (c) 2005-2007 Analog Device Inc.
* *
* (C) Copyright 2000-2004 * (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
@ -25,6 +25,8 @@
* MA 02111-1307 USA * MA 02111-1307 USA
*/ */
#include <config.h>
OUTPUT_ARCH(bfin) OUTPUT_ARCH(bfin)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib);
/* Do we need any of these for elf? /* Do we need any of these for elf?
@ -55,6 +57,7 @@ SECTIONS
.rela.plt : { *(.rela.plt) } .rela.plt : { *(.rela.plt) }
.init : { *(.init) } .init : { *(.init) }
.plt : { *(.plt) } .plt : { *(.plt) }
. = CFG_MONITOR_BASE;
.text : .text :
{ {
/* WARNING - the following is hand-optimized to fit within */ /* WARNING - the following is hand-optimized to fit within */
@ -68,9 +71,11 @@ SECTIONS
cpu/bf533/interrupt.o (.text) cpu/bf533/interrupt.o (.text)
cpu/bf533/serial.o (.text) cpu/bf533/serial.o (.text)
common/dlmalloc.o (.text) common/dlmalloc.o (.text)
lib_generic/vsprintf.o (.text) /* lib_blackfin/bf533_string.o (.text) */
/* lib_generic/vsprintf.o (.text) */
lib_generic/crc32.o (.text) lib_generic/crc32.o (.text)
lib_generic/zlib.o (.text) /* lib_generic/zlib.o (.text) */
/* board/stamp/stamp.o (.text) */
. = DEFINED(env_offset) ? env_offset : .; . = DEFINED(env_offset) ? env_offset : .;
common/environment.o (.text) common/environment.o (.text)
@ -118,9 +123,9 @@ SECTIONS
_edata = .; _edata = .;
PROVIDE (edata = .); PROVIDE (edata = .);
__u_boot_cmd_start = .; ___u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) } .u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .; ___u_boot_cmd_end = .;
__start___ex_table = .; __start___ex_table = .;

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#
# U-boot - Makefile
#
# Copyright (c) 2005-2007 Analog Device Inc.
#
# (C) Copyright 2000-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := $(BOARD).o flash.o ether_bf537.o post-memory.o stm_m25p64.o cmd_bf537led.o nand.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS) u-boot.lds
$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
u-boot.lds: u-boot.lds.S
$(CPP) $(CPPFLAGS) -P -Ubfin $^ > $@.tmp
mv -f $@.tmp $@
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

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/*
* U-boot - BF537.c
*
* Copyright (c) 2005-2007 Analog Devices Inc.
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#include <common.h>
#include <config.h>
#include <command.h>
#include <asm/blackfin.h>
#include <asm/io.h>
#include "ether_bf537.h"
#define POST_WORD_ADDR 0xFF903FFC
/*
* the bootldr command loads an address, checks to see if there
* is a Boot stream that the on-chip BOOTROM can understand,
* and loads it via the BOOTROM Callback. It is possible
* to also add booting from SPI, or TWI, but this function does
* not currently support that.
*/
int do_bootldr(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
ulong addr, entry;
ulong *data;
/* Get the address */
if (argc < 2) {
addr = load_addr;
} else {
addr = simple_strtoul(argv[1], NULL, 16);
}
/* Check if it is a LDR file */
data = (ulong *) addr;
if (*data == 0xFF800060 || *data == 0xFF800040 || *data == 0xFF800020) {
/* We want to boot from FLASH or SDRAM */
entry = _BOOTROM_BOOT_DXE_FLASH;
printf("## Booting ldr image at 0x%08lx ...\n", addr);
if (icache_status())
icache_disable();
if (dcache_status())
dcache_disable();
__asm__("R7=%[a];\n" "P0=%[b];\n" "JUMP (P0);\n":
:[a] "d"(addr),[b] "a"(entry)
:"R7", "P0");
} else {
printf("## No ldr image at address 0x%08lx\n", addr);
}
return 0;
}
U_BOOT_CMD(bootldr, 2, 0, do_bootldr,
"bootldr - boot ldr image from memory\n",
"[addr]\n - boot ldr image stored in memory\n");
int checkboard(void)
{
#if (BFIN_CPU == ADSP_BF534)
printf("CPU: ADSP BF534 Rev.: 0.%d\n", *pCHIPID >> 28);
#elif (BFIN_CPU == ADSP_BF536)
printf("CPU: ADSP BF536 Rev.: 0.%d\n", *pCHIPID >> 28);
#else
printf("CPU: ADSP BF537 Rev.: 0.%d\n", *pCHIPID >> 28);
#endif
printf("Board: ADI BF537 stamp board\n");
printf(" Support: http://blackfin.uclinux.org/\n");
return 0;
}
#if defined(CONFIG_BFIN_IDE)
void cf_outb(unsigned char val, volatile unsigned char *addr)
{
*(addr) = val;
sync();
}
unsigned char cf_inb(volatile unsigned char *addr)
{
volatile unsigned char c;
c = *(addr);
sync();
return c;
}
void cf_insw(unsigned short *sect_buf, unsigned short *addr, int words)
{
int i;
for (i = 0; i < words; i++)
*(sect_buf + i) = *(addr);
sync();
}
void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words)
{
int i;
for (i = 0; i < words; i++)
*(addr) = *(sect_buf + i);
sync();
}
#endif /* CONFIG_BFIN_IDE */
long int initdram(int board_type)
{
DECLARE_GLOBAL_DATA_PTR;
#ifdef DEBUG
int brate;
char *tmp = getenv("baudrate");
brate = simple_strtoul(tmp, NULL, 16);
printf("Serial Port initialized with Baud rate = %x\n", brate);
printf("SDRAM attributes:\n");
printf("tRCD %d SCLK Cycles,tRP %d SCLK Cycles,tRAS %d SCLK Cycles"
"tWR %d SCLK Cycles,CAS Latency %d SCLK cycles \n",
3, 3, 6, 2, 3);
printf("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE);
printf("Bank size = %d MB\n", CFG_MAX_RAM_SIZE >> 20);
#endif
gd->bd->bi_memstart = CFG_SDRAM_BASE;
gd->bd->bi_memsize = CFG_MAX_RAM_SIZE;
return CFG_MAX_RAM_SIZE;
}
#if defined(CONFIG_MISC_INIT_R)
/* miscellaneous platform dependent initialisations */
int misc_init_r(void)
{
#if (BFIN_BOOT_MODE == BF537_BYPASS_BOOT)
char nid[32];
unsigned char *pMACaddr = (unsigned char *)0x203F0000;
u8 SrcAddr[6] = { 0x02, 0x80, 0xAD, 0x20, 0x31, 0xB8 };
#if (CONFIG_COMMANDS & CFG_CMD_NET)
/* The 0xFF check here is to make sure we don't use the address
* in flash if it's simply been erased (aka all 0xFF values) */
if (getenv("ethaddr") == NULL && is_valid_ether_addr(pMACaddr)) {
sprintf(nid, "%02x:%02x:%02x:%02x:%02x:%02x",
pMACaddr[0], pMACaddr[1],
pMACaddr[2], pMACaddr[3], pMACaddr[4], pMACaddr[5]);
setenv("ethaddr", nid);
}
if (getenv("ethaddr")) {
SetupMacAddr(SrcAddr);
}
#endif /* CONFIG_COMMANDS & CFG_CMD_NET */
#endif /* BFIN_BOOT_MODE == BF537_BYPASS_BOOT */
#if defined(CONFIG_BFIN_IDE)
#if defined(CONFIG_BFIN_TRUE_IDE)
/* Enable ATASEL when in True IDE mode */
printf("Using CF True IDE Mode\n");
cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_ENA);
udelay(1000);
#elif defined(CONFIG_BFIN_CF_IDE)
/* Disable ATASEL when we're in Common Memory Mode */
printf("Using CF Common Memory Mode\n");
cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_DIS);
udelay(1000);
#elif defined(CONFIG_BFIN_HDD_IDE)
printf("Using HDD IDE Mode\n");
#endif
ide_init();
#endif /* CONFIG_BFIN_IDE */
return 0;
}
#endif /* CONFIG_MISC_INIT_R */
#ifdef CONFIG_POST
#if (BFIN_BOOT_MODE != BF537_BYPASS_BOOT)
/* Using sw10-PF5 as the hotkey */
int post_hotkeys_pressed(void)
{
return 0;
}
#else
/* Using sw10-PF5 as the hotkey */
int post_hotkeys_pressed(void)
{
int delay = 3;
int i;
unsigned short value;
*pPORTF_FER &= ~PF5;
*pPORTFIO_DIR &= ~PF5;
*pPORTFIO_INEN |= PF5;
printf("########Press SW10 to enter Memory POST########: %2d ", delay);
while (delay--) {
for (i = 0; i < 100; i++) {
value = *pPORTFIO & PF5;
if (value != 0) {
break;
}
udelay(10000);
}
printf("\b\b\b%2d ", delay);
}
printf("\b\b\b 0");
printf("\n");
if (value == 0)
return 0;
else {
printf("Hotkey has been pressed, Enter POST . . . . . .\n");
return 1;
}
}
#endif
#endif
#if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
void post_word_store(ulong a)
{
volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR;
*save_addr = a;
}
ulong post_word_load(void)
{
volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR;
return *save_addr;
}
#endif
#ifdef CONFIG_POST
int uart_post_test(int flags)
{
return 0;
}
#define BLOCK_SIZE 0x10000
#define VERIFY_ADDR 0x2000000
extern int erase_block_flash(int);
extern int write_data(long lStart, long lCount, uchar * pnData);
int flash_post_test(int flags)
{
unsigned short *pbuf, *temp;
int offset, n, i;
int value = 0;
int result = 0;
printf("\n");
pbuf = (unsigned short *)VERIFY_ADDR;
temp = pbuf;
for (n = FLASH_START_POST_BLOCK; n < FLASH_END_POST_BLOCK; n++) {
offset = (n - 7) * BLOCK_SIZE;
printf("--------Erase block:%2d..", n);
erase_block_flash(n);
printf("OK\r");
printf("--------Program block:%2d...", n);
write_data(CFG_FLASH_BASE + offset, BLOCK_SIZE, pbuf);
printf("OK\r");
printf("--------Verify block:%2d...", n);
for (i = 0; i < BLOCK_SIZE; i += 2) {
if (*(unsigned short *)(CFG_FLASH_BASE + offset + i) !=
*temp++) {
value = 1;
result = 1;
}
}
if (value)
printf("failed\n");
else
printf("OK %3d%%\r",
(int)(
(n + 1 -
FLASH_START_POST_BLOCK) *
100 / (FLASH_END_POST_BLOCK -
FLASH_START_POST_BLOCK)));
temp = pbuf;
value = 0;
}
printf("\n");
if (result)
return -1;
else
return 0;
}
/****************************************************
* LED1 ---- PF6 LED2 ---- PF7 *
* LED3 ---- PF8 LED4 ---- PF9 *
* LED5 ---- PF10 LED6 ---- PF11 *
****************************************************/
int led_post_test(int flags)
{
*pPORTF_FER &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
*pPORTFIO_DIR |= PF6 | PF7 | PF8 | PF9 | PF10 | PF11;
*pPORTFIO_INEN &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
*pPORTFIO &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
udelay(1000000);
printf("LED1 on");
*pPORTFIO |= PF6;
udelay(1000000);
printf("\b\b\b\b\b\b\b");
printf("LED2 on");
*pPORTFIO |= PF7;
udelay(1000000);
printf("\b\b\b\b\b\b\b");
printf("LED3 on");
*pPORTFIO |= PF8;
udelay(1000000);
printf("\b\b\b\b\b\b\b");
printf("LED4 on");
*pPORTFIO |= PF9;
udelay(1000000);
printf("\b\b\b\b\b\b\b");
printf("LED5 on");
*pPORTFIO |= PF10;
udelay(1000000);
printf("\b\b\b\b\b\b\b");
printf("lED6 on");
*pPORTFIO |= PF11;
printf("\b\b\b\b\b\b\b ");
return 0;
}
/************************************************
* SW10 ---- PF5 SW11 ---- PF4 *
* SW12 ---- PF3 SW13 ---- PF2 *
************************************************/
int button_post_test(int flags)
{
int i, delay = 5;
unsigned short value = 0;
int result = 0;
*pPORTF_FER &= ~(PF5 | PF4 | PF3 | PF2);
*pPORTFIO_DIR &= ~(PF5 | PF4 | PF3 | PF2);
*pPORTFIO_INEN |= (PF5 | PF4 | PF3 | PF2);
printf("\n--------Press SW10: %2d ", delay);
while (delay--) {
for (i = 0; i < 100; i++) {
value = *pPORTFIO & PF5;
if (value != 0) {
break;
}
udelay(10000);
}
printf("\b\b\b%2d ", delay);
}
if (value != 0)
printf("\b\bOK");
else {
result = -1;
printf("\b\bfailed");
}
delay = 5;
printf("\n--------Press SW11: %2d ", delay);
while (delay--) {
for (i = 0; i < 100; i++) {
value = *pPORTFIO & PF4;
if (value != 0) {
break;
}
udelay(10000);
}
printf("\b\b\b%2d ", delay);
}
if (value != 0)
printf("\b\bOK");
else {
result = -1;
printf("\b\bfailed");
}
delay = 5;
printf("\n--------Press SW12: %2d ", delay);
while (delay--) {
for (i = 0; i < 100; i++) {
value = *pPORTFIO & PF3;
if (value != 0) {
break;
}
udelay(10000);
}
printf("\b\b\b%2d ", delay);
}
if (value != 0)
printf("\b\bOK");
else {
result = -1;
printf("\b\bfailed");
}
delay = 5;
printf("\n--------Press SW13: %2d ", delay);
while (delay--) {
for (i = 0; i < 100; i++) {
value = *pPORTFIO & PF2;
if (value != 0) {
break;
}
udelay(10000);
}
printf("\b\b\b%2d ", delay);
}
if (value != 0)
printf("\b\bOK");
else {
result = -1;
printf("\b\bfailed");
}
printf("\n");
return result;
}
#endif

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/*
* U-boot - cmd_bf537led.c
*
* Copyright (C) 2006 Aaron Gage, Ocean Optics Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <config.h>
#include <command.h>
#include <asm/blackfin.h>
#include <asm-blackfin/string.h>
#ifdef CONFIG_BF537_STAMP_LEDCMD
/* Define the command usage in a reusable way */
#define USAGE_LONG \
"led <number> <action>\n" \
" <number> - Index (0-5) of LED to change, or \"all\"\n" \
" <action> - Must be one of:\n" \
" on off toggle\n"
/* Number of LEDs supported by the board */
#define NUMBER_LEDS 6
/* The BF537 stamp has 6 LEDs. This mask indicates that all should be lit. */
#define LED_ALL_MASK 0x003F
void show_cmd_usage(void);
void set_led_state(int index, int state);
void configure_GPIO_to_output(int index);
/* Map of LEDs according to their GPIO ports. This can be rearranged or
* otherwise changed to account for different GPIO configurations.
*/
int led_ports[] = { PF6, PF7, PF8, PF9, PF10, PF11 };
#define ACTION_TOGGLE -1
#define ACTION_OFF 0
#define ACTION_ON 1
#define LED_STATE_OFF 0
#define LED_STATE_ON 1
/* This is a trivial atoi implementation since we don't have one available */
int atoi(char *string)
{
int length;
int retval = 0;
int i;
int sign = 1;
length = strlen(string);
for (i = 0; i < length; i++) {
if (0 == i && string[0] == '-') {
sign = -1;
continue;
}
if (string[i] > '9' || string[i] < '0') {
break;
}
retval *= 10;
retval += string[i] - '0';
}
retval *= sign;
return retval;
}
int do_bf537led(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
int led_mask = 0;
int led_current_state = 0;
int action = ACTION_OFF;
int temp;
if (3 != argc) {
/* Not enough arguments, so just show usage information */
show_cmd_usage();
return 1;
}
if (strcmp(argv[1], "all") == 0) {
led_mask = LED_ALL_MASK;
} else {
temp = atoi(argv[1]);
if (temp < 0 || temp >= NUMBER_LEDS) {
printf("Invalid LED number [%s]\n", argv[1]);
show_cmd_usage();
return 2;
}
led_mask |= (1 << temp);
}
if (strcmp(argv[2], "off") == 0) {
action = ACTION_OFF;
} else if (strcmp(argv[2], "on") == 0) {
action = ACTION_ON;
} else if (strcmp(argv[2], "toggle") == 0) {
action = ACTION_TOGGLE;
} else {
printf("Invalid action [%s]\n", argv[2]);
show_cmd_usage();
return 3;
}
for (temp = 0; temp < NUMBER_LEDS; temp++) {
if ((led_mask & (1 << temp)) > 0) {
/*
* It is possible that the user has wired one of PF6-PF11 to
* something other than an LED, so this will only change a pin
* to output if the user has indicated a state change. This may
* happen a lot, but this way is safer than just setting all pins
* to output.
*/
configure_GPIO_to_output(temp);
led_current_state =
((*pPORTFIO & led_ports[temp]) >
0) ? LED_STATE_ON : LED_STATE_OFF;
/*
printf("LED state for index %d (%x) is %d\n", temp, led_ports[temp],
led_current_state);
printf("*pPORTFIO is %x\n", *pPORTFIO);
*/
if (ACTION_ON == action
|| (ACTION_TOGGLE == action
&& 0 == led_current_state)) {
printf("Turning LED %d on\n", temp);
set_led_state(temp, LED_STATE_ON);
} else {
printf("Turning LED %d off\n", temp);
set_led_state(temp, LED_STATE_OFF);
}
}
}
return 0;
}
/*
* The GPIO pins that go to the LEDs on the BF537 stamp must be configured
* as output. This function simply configures them that way. This could
* be done to all of the GPIO lines at once, but if a user is using a
* custom board, this will try to be nice and only change the GPIO lines
* that the user specifically names.
*/
void configure_GPIO_to_output(int index)
{
int port;
port = led_ports[index];
/* Clear the Port F Function Enable Register */
*pPORTF_FER &= ~port;
/* Set the Port F I/O direction register */
*pPORTFIO_DIR |= port;
/* Clear the Port F I/O Input Enable Register */
*pPORTFIO_INEN &= ~port;
}
/* Enforce the given state on the GPIO line for the indicated LED */
void set_led_state(int index, int state)
{
int port;
port = led_ports[index];
if (LED_STATE_OFF == state) {
/* Clear the bit to turn off the LED */
*pPORTFIO &= ~port;
} else {
/* Set the bit to turn on the LED */
*pPORTFIO |= port;
}
}
/* Display usage information */
void show_cmd_usage()
{
printf("Usage:\n%s", USAGE_LONG);
}
/* Register information for u-boot to find this command */
U_BOOT_CMD(led, 3, 1, do_bf537led,
"led- Control BF537 stamp LEDs\n", USAGE_LONG);
#endif

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#
# (C) Copyright 2001
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
# TEXT_BASE should be defined as the MAX_SDRAM Address - 256k bytes
# 256k is defined as CFG_MONITOR_LEN in ./include/configs/<board>.h
TEXT_BASE = 0x03FC0000

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/*
* ADI Blackfin 537 MAC Ethernet
*
* Copyright (c) 2005 Analog Device, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <config.h>
#include <asm/blackfin.h>
#include <net.h>
#include <command.h>
#include <malloc.h>
#include "ether_bf537.h"
#ifdef CONFIG_POST
#include <post.h>
#endif
#undef DEBUG_ETHERNET
#ifdef DEBUG_ETHERNET
#define DEBUGF(fmt,args...) printf(fmt,##args)
#else
#define DEBUGF(fmt,args...)
#endif
#if (CONFIG_COMMANDS & CFG_CMD_NET)
#define RXBUF_BASE_ADDR 0xFF900000
#define TXBUF_BASE_ADDR 0xFF800000
#define TX_BUF_CNT 1
#define TOUT_LOOP 1000000
ADI_ETHER_BUFFER *txbuf[TX_BUF_CNT];
ADI_ETHER_BUFFER *rxbuf[PKTBUFSRX];
static u16 txIdx; /* index of the current RX buffer */
static u16 rxIdx; /* index of the current TX buffer */
u8 SrcAddr[6];
u16 PHYregs[NO_PHY_REGS]; /* u16 PHYADDR; */
/* DMAx_CONFIG values at DMA Restart */
const ADI_DMA_CONFIG_REG rxdmacfg = { 1, 1, 2, 0, 0, 0, 0, 5, 7 };
#if 0
rxdmacfg.b_DMA_EN = 1; /* enabled */
rxdmacfg.b_WNR = 1; /* write to memory */
rxdmacfg.b_WDSIZE = 2; /* wordsize is 32 bits */
rxdmacfg.b_DMA2D = 0; /* N/A */
rxdmacfg.b_RESTART= 0; /* N/A */
rxdmacfg.b_DI_SEL = 0; /* N/A */
rxdmacfg.b_DI_EN = 0; /* no interrupt */
rxdmacfg.b_NDSIZE = 5; /* 5 half words is desc size. */
rxdmacfg.b_FLOW = 7; /* large desc flow */
#endif
const ADI_DMA_CONFIG_REG txdmacfg = { 1, 0, 2, 0, 0, 0, 0, 5, 7 };
#if 0
txdmacfg.b_DMA_EN = 1; /* enabled */
txdmacfg.b_WNR = 0; /* read from memory */
txdmacfg.b_WDSIZE = 2; /* wordsize is 32 bits */
txdmacfg.b_DMA2D = 0; /* N/A */
txdmacfg.b_RESTART= 0; /* N/A */
txdmacfg.b_DI_SEL = 0; /* N/A */
txdmacfg.b_DI_EN = 0; /* no interrupt */
txdmacfg.b_NDSIZE = 5; /* 5 half words is desc size. */
txdmacfg.b_FLOW = 7; /* large desc flow */
#endif
ADI_ETHER_BUFFER *SetupRxBuffer(int no);
ADI_ETHER_BUFFER *SetupTxBuffer(int no);
static int bfin_EMAC_init(struct eth_device *dev, bd_t * bd);
static void bfin_EMAC_halt(struct eth_device *dev);
static int bfin_EMAC_send(struct eth_device *dev, volatile void *packet,
int length);
static int bfin_EMAC_recv(struct eth_device *dev);
int bfin_EMAC_initialize(bd_t * bis)
{
struct eth_device *dev;
dev = (struct eth_device *)malloc(sizeof(*dev));
if (dev == NULL)
hang();
memset(dev, 0, sizeof(*dev));
sprintf(dev->name, "BF537 ETHERNET");
dev->iobase = 0;
dev->priv = 0;
dev->init = bfin_EMAC_init;
dev->halt = bfin_EMAC_halt;
dev->send = bfin_EMAC_send;
dev->recv = bfin_EMAC_recv;
eth_register(dev);
return 1;
}
static int bfin_EMAC_send(struct eth_device *dev, volatile void *packet,
int length)
{
int i;
int result = 0;
unsigned int *buf;
buf = (unsigned int *)packet;
if (length <= 0) {
printf("Ethernet: bad packet size: %d\n", length);
goto out;
}
if ((*pDMA2_IRQ_STATUS & DMA_ERR) != 0) {
printf("Ethernet: tx DMA error\n");
goto out;
}
for (i = 0; (*pDMA2_IRQ_STATUS & DMA_RUN) != 0; i++) {
if (i > TOUT_LOOP) {
puts("Ethernet: tx time out\n");
goto out;
}
}
txbuf[txIdx]->FrmData->NoBytes = length;
memcpy(txbuf[txIdx]->FrmData->Dest, (void *)packet, length);
txbuf[txIdx]->Dma[0].START_ADDR = (u32) txbuf[txIdx]->FrmData;
*pDMA2_NEXT_DESC_PTR = &txbuf[txIdx]->Dma[0];
*pDMA2_CONFIG = *(u16 *) (void *)(&txdmacfg);
*pEMAC_OPMODE |= TE;
for (i = 0; (txbuf[txIdx]->StatusWord & TX_COMP) == 0; i++) {
if (i > TOUT_LOOP) {
puts("Ethernet: tx error\n");
goto out;
}
}
result = txbuf[txIdx]->StatusWord;
txbuf[txIdx]->StatusWord = 0;
if ((txIdx + 1) >= TX_BUF_CNT)
txIdx = 0;
else
txIdx++;
out:
DEBUGF("BFIN EMAC send: length = %d\n", length);
return result;
}
static int bfin_EMAC_recv(struct eth_device *dev)
{
int length = 0;
for (;;) {
if ((rxbuf[rxIdx]->StatusWord & RX_COMP) == 0) {
length = -1;
break;
}
if ((rxbuf[rxIdx]->StatusWord & RX_DMAO) != 0) {
printf("Ethernet: rx dma overrun\n");
break;
}
if ((rxbuf[rxIdx]->StatusWord & RX_OK) == 0) {
printf("Ethernet: rx error\n");
break;
}
length = rxbuf[rxIdx]->StatusWord & 0x000007FF;
if (length <= 4) {
printf("Ethernet: bad frame\n");
break;
}
NetRxPackets[rxIdx] =
(volatile uchar *)(rxbuf[rxIdx]->FrmData->Dest);
NetReceive(NetRxPackets[rxIdx], length - 4);
*pDMA1_IRQ_STATUS |= DMA_DONE | DMA_ERR;
rxbuf[rxIdx]->StatusWord = 0x00000000;
if ((rxIdx + 1) >= PKTBUFSRX)
rxIdx = 0;
else
rxIdx++;
}
return length;
}
/**************************************************************
*
* Ethernet Initialization Routine
*
*************************************************************/
static int bfin_EMAC_init(struct eth_device *dev, bd_t * bd)
{
u32 opmode;
int dat;
int i;
DEBUGF("Eth_init: ......\n");
txIdx = 0;
rxIdx = 0;
/* Initialize System Register */
if (SetupSystemRegs(&dat) < 0)
return -1;
/* Initialize EMAC address */
SetupMacAddr(SrcAddr);
/* Initialize TX and RX buffer */
for (i = 0; i < PKTBUFSRX; i++) {
rxbuf[i] = SetupRxBuffer(i);
if (i > 0) {
rxbuf[i - 1]->Dma[1].NEXT_DESC_PTR =
&(rxbuf[i]->Dma[0]);
if (i == (PKTBUFSRX - 1))
rxbuf[i]->Dma[1].NEXT_DESC_PTR =
&(rxbuf[0]->Dma[0]);
}
}
for (i = 0; i < TX_BUF_CNT; i++) {
txbuf[i] = SetupTxBuffer(i);
if (i > 0) {
txbuf[i - 1]->Dma[1].NEXT_DESC_PTR =
&(txbuf[i]->Dma[0]);
if (i == (TX_BUF_CNT - 1))
txbuf[i]->Dma[1].NEXT_DESC_PTR =
&(txbuf[0]->Dma[0]);
}
}
/* Set RX DMA */
*pDMA1_NEXT_DESC_PTR = &rxbuf[0]->Dma[0];
*pDMA1_CONFIG = *((u16 *) (void *)&rxbuf[0]->Dma[0].CONFIG);
/* Wait MII done */
PollMdcDone();
/* We enable only RX here */
/* ASTP : Enable Automatic Pad Stripping
PR : Promiscuous Mode for test
PSF : Receive frames with total length less than 64 bytes.
FDMODE : Full Duplex Mode
LB : Internal Loopback for test
RE : Receiver Enable */
if (dat == FDMODE)
opmode = ASTP | FDMODE | PSF;
else
opmode = ASTP | PSF;
opmode |= RE;
#ifdef CONFIG_BFIN_MAC_RMII
opmode |= TE | RMII;
#endif
/* Turn on the EMAC */
*pEMAC_OPMODE = opmode;
return 0;
}
static void bfin_EMAC_halt(struct eth_device *dev)
{
DEBUGF("Eth_halt: ......\n");
/* Turn off the EMAC */
*pEMAC_OPMODE = 0x00000000;
/* Turn off the EMAC RX DMA */
*pDMA1_CONFIG = 0x0000;
*pDMA2_CONFIG = 0x0000;
}
void SetupMacAddr(u8 * MACaddr)
{
char *tmp, *end;
int i;
/* this depends on a little-endian machine */
tmp = getenv("ethaddr");
if (tmp) {
for (i = 0; i < 6; i++) {
MACaddr[i] = tmp ? simple_strtoul(tmp, &end, 16) : 0;
if (tmp)
tmp = (*end) ? end + 1 : end;
}
#ifndef CONFIG_NETCONSOLE
printf("Using MAC Address %02X:%02X:%02X:%02X:%02X:%02X\n",
MACaddr[0], MACaddr[1],
MACaddr[2], MACaddr[3], MACaddr[4], MACaddr[5]);
#endif
*pEMAC_ADDRLO = MACaddr[0] | MACaddr[1] << 8 |
MACaddr[2] << 16 | MACaddr[3] << 24;
*pEMAC_ADDRHI = MACaddr[4] | MACaddr[5] << 8;
}
}
void PollMdcDone(void)
{
/* poll the STABUSY bit */
while (*pEMAC_STAADD & STABUSY) ;
}
void WrPHYReg(u16 PHYAddr, u16 RegAddr, u16 Data)
{
PollMdcDone();
*pEMAC_STADAT = Data;
*pEMAC_STAADD = SET_PHYAD(PHYAddr) | SET_REGAD(RegAddr) |
STAOP | STAIE | STABUSY;
}
/*********************************************************************************
* Read an off-chip register in a PHY through the MDC/MDIO port *
*********************************************************************************/
u16 RdPHYReg(u16 PHYAddr, u16 RegAddr)
{
u16 Data;
PollMdcDone();
*pEMAC_STAADD = SET_PHYAD(PHYAddr) | SET_REGAD(RegAddr) |
STAIE | STABUSY;
PollMdcDone();
Data = (u16) * pEMAC_STADAT;
PHYregs[RegAddr] = Data; /* save shadow copy */
return Data;
}
void SoftResetPHY(void)
{
u16 phydat;
/* set the reset bit */
WrPHYReg(PHYADDR, PHY_MODECTL, PHY_RESET);
/* and clear it again */
WrPHYReg(PHYADDR, PHY_MODECTL, 0x0000);
do {
/* poll until reset is complete */
phydat = RdPHYReg(PHYADDR, PHY_MODECTL);
} while ((phydat & PHY_RESET) != 0);
}
int SetupSystemRegs(int *opmode)
{
u16 sysctl, phydat;
int count = 0;
/* Enable PHY output */
*pVR_CTL |= PHYCLKOE;
/* MDC = 2.5 MHz */
sysctl = SET_MDCDIV(24);
/* Odd word alignment for Receive Frame DMA word */
/* Configure checksum support and rcve frame word alignment */
sysctl |= RXDWA | RXCKS;
*pEMAC_SYSCTL = sysctl;
/* auto negotiation on */
/* full duplex */
/* 100 Mbps */
phydat = PHY_ANEG_EN | PHY_DUPLEX | PHY_SPD_SET;
WrPHYReg(PHYADDR, PHY_MODECTL, phydat);
do {
udelay(1000);
phydat = RdPHYReg(PHYADDR, PHY_MODESTAT);
if (count > 3000) {
printf
("Link is down, please check your network connection\n");
return -1;
}
count++;
} while (!(phydat & 0x0004));
phydat = RdPHYReg(PHYADDR, PHY_ANLPAR);
if ((phydat & 0x0100) || (phydat & 0x0040))
*opmode = FDMODE;
else
*opmode = 0;
*pEMAC_MMC_CTL = RSTC | CROLL;
/* Initialize the TX DMA channel registers */
*pDMA2_X_COUNT = 0;
*pDMA2_X_MODIFY = 4;
*pDMA2_Y_COUNT = 0;
*pDMA2_Y_MODIFY = 0;
/* Initialize the RX DMA channel registers */
*pDMA1_X_COUNT = 0;
*pDMA1_X_MODIFY = 4;
*pDMA1_Y_COUNT = 0;
*pDMA1_Y_MODIFY = 0;
return 0;
}
ADI_ETHER_BUFFER *SetupRxBuffer(int no)
{
ADI_ETHER_FRAME_BUFFER *frmbuf;
ADI_ETHER_BUFFER *buf;
int nobytes_buffer = sizeof(ADI_ETHER_BUFFER[2]) / 2; /* ensure a multi. of 4 */
int total_size = nobytes_buffer + RECV_BUFSIZE;
buf = (ADI_ETHER_BUFFER *) (RXBUF_BASE_ADDR + no * total_size);
frmbuf =
(ADI_ETHER_FRAME_BUFFER *) (RXBUF_BASE_ADDR + no * total_size +
nobytes_buffer);
memset(buf, 0x00, nobytes_buffer);
buf->FrmData = frmbuf;
memset(frmbuf, 0xfe, RECV_BUFSIZE);
/* set up first desc to point to receive frame buffer */
buf->Dma[0].NEXT_DESC_PTR = &(buf->Dma[1]);
buf->Dma[0].START_ADDR = (u32) buf->FrmData;
buf->Dma[0].CONFIG.b_DMA_EN = 1; /* enabled */
buf->Dma[0].CONFIG.b_WNR = 1; /* Write to memory */
buf->Dma[0].CONFIG.b_WDSIZE = 2; /* wordsize is 32 bits */
buf->Dma[0].CONFIG.b_NDSIZE = 5; /* 5 half words is desc size. */
buf->Dma[0].CONFIG.b_FLOW = 7; /* large desc flow */
/* set up second desc to point to status word */
buf->Dma[1].NEXT_DESC_PTR = &(buf->Dma[0]);
buf->Dma[1].START_ADDR = (u32) & buf->IPHdrChksum;
buf->Dma[1].CONFIG.b_DMA_EN = 1; /* enabled */
buf->Dma[1].CONFIG.b_WNR = 1; /* Write to memory */
buf->Dma[1].CONFIG.b_WDSIZE = 2; /* wordsize is 32 bits */
buf->Dma[1].CONFIG.b_DI_EN = 1; /* enable interrupt */
buf->Dma[1].CONFIG.b_NDSIZE = 5; /* must be 0 when FLOW is 0 */
buf->Dma[1].CONFIG.b_FLOW = 7; /* stop */
return buf;
}
ADI_ETHER_BUFFER *SetupTxBuffer(int no)
{
ADI_ETHER_FRAME_BUFFER *frmbuf;
ADI_ETHER_BUFFER *buf;
int nobytes_buffer = sizeof(ADI_ETHER_BUFFER[2]) / 2; /* ensure a multi. of 4 */
int total_size = nobytes_buffer + RECV_BUFSIZE;
buf = (ADI_ETHER_BUFFER *) (TXBUF_BASE_ADDR + no * total_size);
frmbuf =
(ADI_ETHER_FRAME_BUFFER *) (TXBUF_BASE_ADDR + no * total_size +
nobytes_buffer);
memset(buf, 0x00, nobytes_buffer);
buf->FrmData = frmbuf;
memset(frmbuf, 0x00, RECV_BUFSIZE);
/* set up first desc to point to receive frame buffer */
buf->Dma[0].NEXT_DESC_PTR = &(buf->Dma[1]);
buf->Dma[0].START_ADDR = (u32) buf->FrmData;
buf->Dma[0].CONFIG.b_DMA_EN = 1; /* enabled */
buf->Dma[0].CONFIG.b_WNR = 0; /* Read to memory */
buf->Dma[0].CONFIG.b_WDSIZE = 2; /* wordsize is 32 bits */
buf->Dma[0].CONFIG.b_NDSIZE = 5; /* 5 half words is desc size. */
buf->Dma[0].CONFIG.b_FLOW = 7; /* large desc flow */
/* set up second desc to point to status word */
buf->Dma[1].NEXT_DESC_PTR = &(buf->Dma[0]);
buf->Dma[1].START_ADDR = (u32) & buf->StatusWord;
buf->Dma[1].CONFIG.b_DMA_EN = 1; /* enabled */
buf->Dma[1].CONFIG.b_WNR = 1; /* Write to memory */
buf->Dma[1].CONFIG.b_WDSIZE = 2; /* wordsize is 32 bits */
buf->Dma[1].CONFIG.b_DI_EN = 1; /* enable interrupt */
buf->Dma[1].CONFIG.b_NDSIZE = 0; /* must be 0 when FLOW is 0 */
buf->Dma[1].CONFIG.b_FLOW = 0; /* stop */
return buf;
}
#if defined(CONFIG_POST) && defined(CFG_POST_ETHER)
int ether_post_test(int flags)
{
uchar buf[64];
int i, value = 0;
int length;
printf("\n--------");
bfin_EMAC_init(NULL, NULL);
/* construct the package */
buf[0] = buf[6] = (unsigned char)(*pEMAC_ADDRLO & 0xFF);
buf[1] = buf[7] = (unsigned char)((*pEMAC_ADDRLO & 0xFF00) >> 8);
buf[2] = buf[8] = (unsigned char)((*pEMAC_ADDRLO & 0xFF0000) >> 16);
buf[3] = buf[9] = (unsigned char)((*pEMAC_ADDRLO & 0xFF000000) >> 24);
buf[4] = buf[10] = (unsigned char)(*pEMAC_ADDRHI & 0xFF);
buf[5] = buf[11] = (unsigned char)((*pEMAC_ADDRHI & 0xFF00) >> 8);
buf[12] = 0x08; /* Type: ARP */
buf[13] = 0x06;
buf[14] = 0x00; /* Hardware type: Ethernet */
buf[15] = 0x01;
buf[16] = 0x08; /* Protocal type: IP */
buf[17] = 0x00;
buf[18] = 0x06; /* Hardware size */
buf[19] = 0x04; /* Protocol size */
buf[20] = 0x00; /* Opcode: request */
buf[21] = 0x01;
for (i = 0; i < 42; i++)
buf[i + 22] = i;
printf("--------Send 64 bytes......\n");
bfin_EMAC_send(NULL, (volatile void *)buf, 64);
for (i = 0; i < 100; i++) {
udelay(10000);
if ((rxbuf[rxIdx]->StatusWord & RX_COMP) != 0) {
value = 1;
break;
}
}
if (value == 0) {
printf("--------EMAC can't receive any data\n");
eth_halt();
return -1;
}
length = rxbuf[rxIdx]->StatusWord & 0x000007FF - 4;
for (i = 0; i < length; i++) {
if (rxbuf[rxIdx]->FrmData->Dest[i] != buf[i]) {
printf("--------EMAC receive error data!\n");
eth_halt();
return -1;
}
}
printf("--------receive %d bytes, matched\n", length);
bfin_EMAC_halt(NULL);
return 0;
}
#endif
#endif /* CFG_CMD_NET */

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@ -0,0 +1,110 @@
#define PHYADDR 0x01
#define NO_PHY_REGS 0x20
#define DEFAULT_PHY_PHYID1 0x0007
#define DEFAULT_PHY_PHYID2 0xC0A3
#define PHY_MODECTL 0x00
#define PHY_MODESTAT 0x01
#define PHY_PHYID1 0x02
#define PHY_PHYID2 0x03
#define PHY_ANAR 0x04
#define PHY_ANLPAR 0x05
#define PHY_ANER 0x06
#define PHY_RESET 0x8000
#define PHY_ANEG_EN 0x1000
#define PHY_DUPLEX 0x0100
#define PHY_SPD_SET 0x2000
#define RECV_BUFSIZE (0x614)
typedef volatile u32 reg32;
typedef volatile u16 reg16;
typedef struct ADI_DMA_CONFIG_REG {
u16 b_DMA_EN:1; /* 0 Enabled */
u16 b_WNR:1; /* 1 Direction */
u16 b_WDSIZE:2; /* 2:3 Transfer word size */
u16 b_DMA2D:1; /* 4 DMA mode */
u16 b_RESTART:1; /* 5 Retain FIFO */
u16 b_DI_SEL:1; /* 6 Data interrupt timing select */
u16 b_DI_EN:1; /* 7 Data interrupt enabled */
u16 b_NDSIZE:4; /* 8:11 Flex descriptor size */
u16 b_FLOW:3; /* 12:14Flow */
} ADI_DMA_CONFIG_REG;
typedef struct adi_ether_frame_buffer {
u16 NoBytes; /* the no. of following bytes */
u8 Dest[6]; /* destination MAC address */
u8 Srce[6]; /* source MAC address */
u16 LTfield; /* length/type field */
u8 Data[0]; /* payload bytes */
} ADI_ETHER_FRAME_BUFFER;
/* 16 bytes/struct */
typedef struct dma_descriptor {
struct dma_descriptor *NEXT_DESC_PTR;
u32 START_ADDR;
ADI_DMA_CONFIG_REG CONFIG;
} DMA_DESCRIPTOR;
/* 10 bytes/struct in 12 bytes */
typedef struct adi_ether_buffer {
DMA_DESCRIPTOR Dma[2]; /* first for the frame, second for the status */
ADI_ETHER_FRAME_BUFFER *FrmData;/* pointer to data */
struct adi_ether_buffer *pNext; /* next buffer */
struct adi_ether_buffer *pPrev; /* prev buffer */
u16 IPHdrChksum; /* the IP header checksum */
u16 IPPayloadChksum; /* the IP header and payload checksum */
volatile u32 StatusWord; /* the frame status word */
} ADI_ETHER_BUFFER;
/* 40 bytes/struct in 44 bytes */
void SetupMacAddr(u8 * MACaddr);
void PollMdcDone(void);
void WrPHYReg(u16 PHYAddr, u16 RegAddr, u16 Data);
u16 RdPHYReg(u16 PHYAddr, u16 RegAddr);
void SoftResetPHY(void);
void DumpPHYRegs(void);
int SetupSystemRegs(int *opmode);
/**
* is_zero_ether_addr - Determine if give Ethernet address is all zeros.
* @addr: Pointer to a six-byte array containing the Ethernet address
*
* Return true if the address is all zeroes.
*/
static inline int is_zero_ether_addr(const u8 * addr)
{
return !(addr[0] | addr[1] | addr[2] | addr[3] | addr[4] | addr[5]);
}
/**
* is_multicast_ether_addr - Determine if the Ethernet address is a multicast.
* @addr: Pointer to a six-byte array containing the Ethernet address
*
* Return true if the address is a multicast address.
* By definition the broadcast address is also a multicast address.
*/
static inline int is_multicast_ether_addr(const u8 * addr)
{
return (0x01 & addr[0]);
}
/**
* is_valid_ether_addr - Determine if the given Ethernet address is valid
* @addr: Pointer to a six-byte array containing the Ethernet address
*
* Check that the Ethernet address (MAC) is not 00:00:00:00:00:00, is not
* a multicast address, and is not FF:FF:FF:FF:FF:FF.
*
* Return true if the address is valid.
*/
static inline int is_valid_ether_addr(const u8 * addr)
{
/* FF:FF:FF:FF:FF:FF is a multicast address so we don't need to
* explicitly check for it here. */
return !is_multicast_ether_addr(addr) && !is_zero_ether_addr(addr);
}

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@ -0,0 +1,123 @@
/*
* U-boot - flash-defines.h
*
* Copyright (c) 2005-2007 Analog Devices Inc.
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#ifndef __FLASHDEFINES_H__
#define __FLASHDEFINES_H__
#include <common.h>
#define V_ULONG(a) (*(volatile unsigned long *)( a ))
#define V_BYTE(a) (*(volatile unsigned char *)( a ))
#define TRUE 0x1
#define FALSE 0x0
#define BUFFER_SIZE 0x80000
#define NO_COMMAND 0
#define GET_CODES 1
#define RESET 2
#define WRITE 3
#define FILL 4
#define ERASE_ALL 5
#define ERASE_SECT 6
#define READ 7
#define GET_SECTNUM 8
#define FLASH_START_L 0x0000
#define FLASH_START_H 0x2000
#define FLASH_MAN_ST 2
#define RESET_VAL 0xF0
flash_info_t flash_info[CFG_MAX_FLASH_BANKS];
int get_codes(void);
int poll_toggle_bit(long lOffset);
void reset_flash(void);
int erase_flash(void);
int erase_block_flash(int);
void unlock_flash(long lOffset);
int write_data(long lStart, long lCount, uchar * pnData);
int read_flash(long nOffset, int *pnValue);
int write_flash(long nOffset, int nValue);
void get_sector_number(long lOffset, int *pnSector);
int GetSectorProtectionStatus(flash_info_t * info, int nSector);
int GetOffset(int nBlock);
int AFP_NumSectors = 71;
long AFP_SectorSize2 = 0x10000;
int AFP_SectorSize1 = 0x2000;
#define NUM_SECTORS 71
#define WRITESEQ1 0x0AAA
#define WRITESEQ2 0x0554
#define WRITESEQ3 0x0AAA
#define WRITESEQ4 0x0AAA
#define WRITESEQ5 0x0554
#define WRITESEQ6 0x0AAA
#define WRITEDATA1 0xaa
#define WRITEDATA2 0x55
#define WRITEDATA3 0x80
#define WRITEDATA4 0xaa
#define WRITEDATA5 0x55
#define WRITEDATA6 0x10
#define PriFlashABegin 0
#define SecFlashABegin 8
#define SecFlashBBegin 36
#define PriFlashAOff 0x0
#define PriFlashBOff 0x100000
#define SecFlashAOff 0x10000
#define SecFlashBOff 0x280000
#define INVALIDLOCNSTART 0x20270000
#define INVALIDLOCNEND 0x20280000
#define BlockEraseVal 0x30
#define UNLOCKDATA1 0xaa
#define UNLOCKDATA2 0x55
#define UNLOCKDATA3 0xa0
#define GETCODEDATA1 0xaa
#define GETCODEDATA2 0x55
#define GETCODEDATA3 0x90
#define SecFlashASec1Off 0x200000
#define SecFlashASec2Off 0x204000
#define SecFlashASec3Off 0x206000
#define SecFlashASec4Off 0x208000
#define SecFlashAEndOff 0x210000
#define SecFlashBSec1Off 0x280000
#define SecFlashBSec2Off 0x284000
#define SecFlashBSec3Off 0x286000
#define SecFlashBSec4Off 0x288000
#define SecFlashBEndOff 0x290000
#define SECT32 32
#define SECT33 33
#define SECT34 34
#define SECT35 35
#define SECT36 36
#define SECT37 37
#define SECT38 38
#define SECT39 39
#define FLASH_SUCCESS 0
#define FLASH_FAIL -1
#endif

403
board/bf537-stamp/flash.c Normal file
View File

@ -0,0 +1,403 @@
/*
* U-boot - flash.c Flash driver for PSD4256GV
*
* Copyright (c) 2005-2007 Analog Devices Inc.
* This file is based on BF533EzFlash.c originally written by Analog Devices, Inc.
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#include <malloc.h>
#include <config.h>
#include <asm/io.h>
#include "flash-defines.h"
void flash_reset(void)
{
reset_flash();
}
unsigned long flash_get_size(ulong baseaddr, flash_info_t * info, int bank_flag)
{
int id = 0, i = 0;
static int FlagDev = 1;
id = get_codes();
if (FlagDev) {
FlagDev = 0;
}
info->flash_id = id;
switch (bank_flag) {
case 0:
for (i = PriFlashABegin; i < SecFlashABegin; i++)
info->start[i] = (baseaddr + (i * AFP_SectorSize1));
for (i = SecFlashABegin; i < NUM_SECTORS; i++)
info->start[i] =
(baseaddr + SecFlashAOff +
((i - SecFlashABegin) * AFP_SectorSize2));
info->size = 0x400000;
info->sector_count = NUM_SECTORS;
break;
case 1:
info->start[0] = baseaddr + SecFlashASec1Off;
info->start[1] = baseaddr + SecFlashASec2Off;
info->start[2] = baseaddr + SecFlashASec3Off;
info->start[3] = baseaddr + SecFlashASec4Off;
info->size = 0x10000;
info->sector_count = 4;
break;
case 2:
info->start[0] = baseaddr + SecFlashBSec1Off;
info->start[1] = baseaddr + SecFlashBSec2Off;
info->start[2] = baseaddr + SecFlashBSec3Off;
info->start[3] = baseaddr + SecFlashBSec4Off;
info->size = 0x10000;
info->sector_count = 4;
break;
}
return (info->size);
}
unsigned long flash_init(void)
{
unsigned long size_b;
int i;
size_b = 0;
for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) {
flash_info[i].flash_id = FLASH_UNKNOWN;
}
size_b = flash_get_size(CFG_FLASH_BASE, &flash_info[0], 0);
if (flash_info[0].flash_id == FLASH_UNKNOWN || size_b == 0) {
printf("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
size_b, size_b >> 20);
}
/* flash_protect (int flag, ulong from, ulong to, flash_info_t *info) */
(void)flash_protect(FLAG_PROTECT_SET, CFG_FLASH_BASE,
(flash_info[0].start[2] - 1), &flash_info[0]);
#if (BFIN_BOOT_MODE == BF537_BYPASS_BOOT)
(void)flash_protect(FLAG_PROTECT_SET, 0x203F0000, 0x203FFFFF,
&flash_info[0]);
#endif
return (size_b);
}
void flash_print_info(flash_info_t * info)
{
int i;
if (info->flash_id == FLASH_UNKNOWN) {
printf("missing or unknown FLASH type\n");
return;
}
switch (info->flash_id) {
case (STM_ID_29W320EB & 0xFFFF):
case (STM_ID_29W320DB & 0xFFFF):
printf("ST Microelectronics ");
break;
default:
printf("Unknown Vendor: (0x%08X) ", info->flash_id);
break;
}
for (i = 0; i < info->sector_count; ++i) {
if ((i % 5) == 0)
printf("\n ");
printf(" %08lX%s",
info->start[i], info->protect[i] ? " (RO)" : " ");
}
printf("\n");
return;
}
int flash_erase(flash_info_t * info, int s_first, int s_last)
{
int cnt = 0, i;
int prot, sect;
prot = 0;
for (sect = s_first; sect <= s_last; ++sect) {
if (info->protect[sect])
prot++;
}
if (prot)
printf("- Warning: %d protected sectors will not be erased!\n",
prot);
else
printf("\n");
cnt = s_last - s_first + 1;
#if (BFIN_BOOT_MODE == BF537_BYPASS_BOOT)
printf("Erasing Flash locations, Please Wait\n");
for (i = s_first; i <= s_last; i++) {
if (info->protect[i] == 0) { /* not protected */
if (erase_block_flash(i) < 0) {
printf("Error Sector erasing \n");
return FLASH_FAIL;
}
}
}
#elif (BFIN_BOOT_MODE == BF537_SPI_MASTER_BOOT)
if (cnt == FLASH_TOT_SECT) {
printf("Erasing flash, Please Wait \n");
if (erase_flash() < 0) {
printf("Erasing flash failed \n");
return FLASH_FAIL;
}
} else {
printf("Erasing Flash locations, Please Wait\n");
for (i = s_first; i <= s_last; i++) {
if (info->protect[i] == 0) { /* not protected */
if (erase_block_flash(i) < 0) {
printf("Error Sector erasing \n");
return FLASH_FAIL;
}
}
}
}
#endif
printf("\n");
return FLASH_SUCCESS;
}
int write_buff(flash_info_t * info, uchar * src, ulong addr, ulong cnt)
{
int d;
if (addr % 2) {
read_flash(addr - 1 - CFG_FLASH_BASE, &d);
d = (int)((d & 0x00FF) | (*src++ << 8));
write_data(addr - 1, 2, (uchar *) & d);
write_data(addr + 1, cnt - 1, src);
} else
write_data(addr, cnt, src);
return FLASH_SUCCESS;
}
int write_data(long lStart, long lCount, uchar * pnData)
{
long i = 0;
unsigned long ulOffset = lStart - CFG_FLASH_BASE;
int d;
int nSector = 0;
int flag = 0;
if (lCount % 2) {
flag = 1;
lCount = lCount - 1;
}
for (i = 0; i < lCount - 1; i += 2, ulOffset += 2) {
get_sector_number(ulOffset, &nSector);
read_flash(ulOffset, &d);
if (d != 0xffff) {
printf
("Flash not erased at offset 0x%x Please erase to reprogram \n",
ulOffset);
return FLASH_FAIL;
}
unlock_flash(ulOffset);
d = (int)(pnData[i] | pnData[i + 1] << 8);
write_flash(ulOffset, d);
if (poll_toggle_bit(ulOffset) < 0) {
printf("Error programming the flash \n");
return FLASH_FAIL;
}
if ((i > 0) && (!(i % AFP_SectorSize2)))
printf(".");
}
if (flag) {
get_sector_number(ulOffset, &nSector);
read_flash(ulOffset, &d);
if (d != 0xffff) {
printf
("Flash not erased at offset 0x%x Please erase to reprogram \n",
ulOffset);
return FLASH_FAIL;
}
unlock_flash(ulOffset);
d = (int)(pnData[i] | (d & 0xFF00));
write_flash(ulOffset, d);
if (poll_toggle_bit(ulOffset) < 0) {
printf("Error programming the flash \n");
return FLASH_FAIL;
}
}
return FLASH_SUCCESS;
}
int write_flash(long nOffset, int nValue)
{
long addr;
addr = (CFG_FLASH_BASE + nOffset);
*(unsigned volatile short *)addr = nValue;
sync();
#if (BFIN_BOOT_MODE == BF537_SPI_MASTER_BOOT)
if (icache_status())
udelay(CONFIG_CCLK_HZ / 1000000);
#endif
return FLASH_SUCCESS;
}
int read_flash(long nOffset, int *pnValue)
{
unsigned short *pFlashAddr =
(unsigned short *)(CFG_FLASH_BASE + nOffset);
*pnValue = *pFlashAddr;
return TRUE;
}
int poll_toggle_bit(long lOffset)
{
unsigned int u1, u2;
volatile unsigned long *FB =
(volatile unsigned long *)(CFG_FLASH_BASE + lOffset);
while (1) {
u1 = *(volatile unsigned short *)FB;
u2 = *(volatile unsigned short *)FB;
u1 ^= u2;
if (!(u1 & 0x0040))
break;
if (!(u2 & 0x0020))
continue;
else {
u1 = *(volatile unsigned short *)FB;
u2 = *(volatile unsigned short *)FB;
u1 ^= u2;
if (!(u1 & 0x0040))
break;
else {
reset_flash();
return FLASH_FAIL;
}
}
}
return FLASH_SUCCESS;
}
void reset_flash(void)
{
write_flash(WRITESEQ1, RESET_VAL);
/* Wait for 10 micro seconds */
udelay(10);
}
int erase_flash(void)
{
write_flash(WRITESEQ1, WRITEDATA1);
write_flash(WRITESEQ2, WRITEDATA2);
write_flash(WRITESEQ3, WRITEDATA3);
write_flash(WRITESEQ4, WRITEDATA4);
write_flash(WRITESEQ5, WRITEDATA5);
write_flash(WRITESEQ6, WRITEDATA6);
if (poll_toggle_bit(0x0000) < 0)
return FLASH_FAIL;
return FLASH_SUCCESS;
}
int erase_block_flash(int nBlock)
{
long ulSectorOff = 0x0;
if ((nBlock < 0) || (nBlock > AFP_NumSectors))
return FALSE;
/* figure out the offset of the block in flash */
if ((nBlock >= 0) && (nBlock < SecFlashABegin))
ulSectorOff = nBlock * AFP_SectorSize1;
else if ((nBlock >= SecFlashABegin) && (nBlock < NUM_SECTORS))
ulSectorOff =
SecFlashAOff + (nBlock - SecFlashABegin) * AFP_SectorSize2;
/* no such sector */
else
return FLASH_FAIL;
write_flash((WRITESEQ1 | ulSectorOff), WRITEDATA1);
write_flash((WRITESEQ2 | ulSectorOff), WRITEDATA2);
write_flash((WRITESEQ3 | ulSectorOff), WRITEDATA3);
write_flash((WRITESEQ4 | ulSectorOff), WRITEDATA4);
write_flash((WRITESEQ5 | ulSectorOff), WRITEDATA5);
write_flash(ulSectorOff, BlockEraseVal);
if (poll_toggle_bit(ulSectorOff) < 0)
return FLASH_FAIL;
printf(".");
return FLASH_SUCCESS;
}
void unlock_flash(long ulOffset)
{
unsigned long ulOffsetAddr = ulOffset;
ulOffsetAddr &= 0xFFFF0000;
write_flash((WRITESEQ1 | ulOffsetAddr), UNLOCKDATA1);
write_flash((WRITESEQ2 | ulOffsetAddr), UNLOCKDATA2);
write_flash((WRITESEQ3 | ulOffsetAddr), UNLOCKDATA3);
}
int get_codes()
{
int dev_id = 0;
write_flash(WRITESEQ1, GETCODEDATA1);
write_flash(WRITESEQ2, GETCODEDATA2);
write_flash(WRITESEQ3, GETCODEDATA3);
read_flash(0x0402, &dev_id);
dev_id &= 0x0000FFFF;
reset_flash();
return dev_id;
}
void get_sector_number(long ulOffset, int *pnSector)
{
int nSector = 0;
long lMainEnd = 0x400000;
long lBootEnd = 0x10000;
/* sector numbers for the FLASH A boot sectors */
if (ulOffset < lBootEnd) {
nSector = (int)ulOffset / AFP_SectorSize1;
}
/* sector numbers for the FLASH B boot sectors */
else if ((ulOffset >= lBootEnd) && (ulOffset < lMainEnd)) {
nSector = ((ulOffset / (AFP_SectorSize2)) + 7);
}
/* if it is a valid sector, set it */
if ((nSector >= 0) && (nSector < AFP_NumSectors))
*pnSector = nSector;
}

106
board/bf537-stamp/nand.c Normal file
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/*
* (C) Copyright 2006 Aubrey.Li, aubrey.li@analog.com
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <asm/io.h>
#if (CONFIG_COMMANDS & CFG_CMD_NAND)
#include <nand.h>
#define CONCAT(a,b,c,d) a ## b ## c ## d
#define PORT(a,b) CONCAT(pPORT,a,b,)
#ifndef CONFIG_NAND_GPIO_PORT
#define CONFIG_NAND_GPIO_PORT F
#endif
/*
* hardware specific access to control-lines
*/
static void bfin_hwcontrol(struct mtd_info *mtd, int cmd)
{
register struct nand_chip *this = mtd->priv;
switch (cmd) {
case NAND_CTL_SETCLE:
this->IO_ADDR_W = CFG_NAND_BASE + BFIN_NAND_CLE;
break;
case NAND_CTL_CLRCLE:
this->IO_ADDR_W = CFG_NAND_BASE;
break;
case NAND_CTL_SETALE:
this->IO_ADDR_W = CFG_NAND_BASE + BFIN_NAND_ALE;
break;
case NAND_CTL_CLRALE:
this->IO_ADDR_W = CFG_NAND_BASE;
break;
case NAND_CTL_SETNCE:
case NAND_CTL_CLRNCE:
break;
}
this->IO_ADDR_R = this->IO_ADDR_W;
/* Drain the writebuffer */
sync();
}
int bfin_device_ready(struct mtd_info *mtd)
{
int ret = (*PORT(CONFIG_NAND_GPIO_PORT, IO) & BFIN_NAND_READY) ? 1 : 0;
sync();
return ret;
}
/*
* Board-specific NAND initialization. The following members of the
* argument are board-specific (per include/linux/mtd/nand.h):
* - IO_ADDR_R?: address to read the 8 I/O lines of the flash device
* - IO_ADDR_W?: address to write the 8 I/O lines of the flash device
* - hwcontrol: hardwarespecific function for accesing control-lines
* - dev_ready: hardwarespecific function for accesing device ready/busy line
* - enable_hwecc?: function to enable (reset) hardware ecc generator. Must
* only be provided if a hardware ECC is available
* - eccmode: mode of ecc, see defines
* - chip_delay: chip dependent delay for transfering data from array to
* read regs (tR)
* - options: various chip options. They can partly be set to inform
* nand_scan about special functionality. See the defines for further
* explanation
* Members with a "?" were not set in the merged testing-NAND branch,
* so they are not set here either.
*/
void board_nand_init(struct nand_chip *nand)
{
*PORT(CONFIG_NAND_GPIO_PORT, _FER) &= ~BFIN_NAND_READY;
*PORT(CONFIG_NAND_GPIO_PORT, IO_DIR) &= ~BFIN_NAND_READY;
*PORT(CONFIG_NAND_GPIO_PORT, IO_INEN) |= BFIN_NAND_READY;
nand->hwcontrol = bfin_hwcontrol;
nand->eccmode = NAND_ECC_SOFT;
nand->dev_ready = bfin_device_ready;
nand->chip_delay = 30;
}
#endif /* (CONFIG_COMMANDS & CFG_CMD_NAND) */

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#include <common.h>
#include <asm/io.h>
#ifdef CONFIG_POST
#include <post.h>
#include <watchdog.h>
#if CONFIG_POST & CFG_POST_MEMORY
#define CLKIN 25000000
#define PATTERN1 0x5A5A5A5A
#define PATTERN2 0xAAAAAAAA
#define CCLK_NUM 4
#define SCLK_NUM 3
void post_out_buff(char *buff);
int post_key_pressed(void);
void post_init_pll(int mult, int div);
int post_init_sdram(int sclk);
void post_init_uart(int sclk);
const int pll[CCLK_NUM][SCLK_NUM][2] = {
{{20, 4}, {20, 5}, {20, 10}}, /* CCLK = 500M */
{{16, 4}, {16, 5}, {16, 8}}, /* CCLK = 400M */
{{8, 2}, {8, 4}, {8, 5}}, /* CCLK = 200M */
{{4, 1}, {4, 2}, {4, 4}} /* CCLK = 100M */
};
const char *const log[CCLK_NUM][SCLK_NUM] = {
{"CCLK-500Mhz SCLK-125Mhz: Writing...\0",
"CCLK-500Mhz SCLK-100Mhz: Writing...\0",
"CCLK-500Mhz SCLK- 50Mhz: Writing...\0",},
{"CCLK-400Mhz SCLK-100Mhz: Writing...\0",
"CCLK-400Mhz SCLK- 80Mhz: Writing...\0",
"CCLK-400Mhz SCLK- 50Mhz: Writing...\0",},
{"CCLK-200Mhz SCLK-100Mhz: Writing...\0",
"CCLK-200Mhz SCLK- 50Mhz: Writing...\0",
"CCLK-200Mhz SCLK- 40Mhz: Writing...\0",},
{"CCLK-100Mhz SCLK-100Mhz: Writing...\0",
"CCLK-100Mhz SCLK- 50Mhz: Writing...\0",
"CCLK-100Mhz SCLK- 25Mhz: Writing...\0",},
};
int memory_post_test(int flags)
{
int addr;
int m, n;
int sclk, sclk_temp;
int ret = 1;
sclk_temp = CLKIN / 1000000;
sclk_temp = sclk_temp * CONFIG_VCO_MULT;
for (sclk = 0; sclk_temp > 0; sclk++)
sclk_temp -= CONFIG_SCLK_DIV;
sclk = sclk * 1000000;
post_init_uart(sclk);
if (post_key_pressed() == 0)
return 0;
for (m = 0; m < CCLK_NUM; m++) {
for (n = 0; n < SCLK_NUM; n++) {
/* Calculate the sclk */
sclk_temp = CLKIN / 1000000;
sclk_temp = sclk_temp * pll[m][n][0];
for (sclk = 0; sclk_temp > 0; sclk++)
sclk_temp -= pll[m][n][1];
sclk = sclk * 1000000;
post_init_pll(pll[m][n][0], pll[m][n][1]);
post_init_sdram(sclk);
post_init_uart(sclk);
post_out_buff("\n\r\0");
post_out_buff(log[m][n]);
for (addr = 0x0; addr < CFG_MAX_RAM_SIZE; addr += 4)
*(unsigned long *)addr = PATTERN1;
post_out_buff("Reading...\0");
for (addr = 0x0; addr < CFG_MAX_RAM_SIZE; addr += 4) {
if ((*(unsigned long *)addr) != PATTERN1) {
post_out_buff("Error\n\r\0");
ret = 0;
}
}
post_out_buff("OK\n\r\0");
}
}
if (ret)
post_out_buff("memory POST passed\n\r\0");
else
post_out_buff("memory POST failed\n\r\0");
post_out_buff("\n\r\n\r\0");
return 1;
}
void post_init_uart(int sclk)
{
int divisor;
for (divisor = 0; sclk > 0; divisor++)
sclk -= 57600 * 16;
*pPORTF_FER = 0x000F;
*pPORTH_FER = 0xFFFF;
*pUART_GCTL = 0x00;
*pUART_LCR = 0x83;
sync();
*pUART_DLL = (divisor & 0xFF);
sync();
*pUART_DLH = ((divisor >> 8) & 0xFF);
sync();
*pUART_LCR = 0x03;
sync();
*pUART_GCTL = 0x01;
sync();
}
void post_out_buff(char *buff)
{
int i = 0;
for (i = 0; i < 0x80000; i++) ;
i = 0;
while ((buff[i] != '\0') && (i != 100)) {
while (!(*pUART_LSR & 0x20)) ;
*pUART_THR = buff[i];
sync();
i++;
}
for (i = 0; i < 0x80000; i++) ;
}
/* Using sw10-PF5 as the hotkey */
#define KEY_LOOP 0x80000
#define KEY_DELAY 0x80
int post_key_pressed(void)
{
int i, n;
unsigned short value;
*pPORTF_FER &= ~PF5;
*pPORTFIO_DIR &= ~PF5;
*pPORTFIO_INEN |= PF5;
sync();
post_out_buff("########Press SW10 to enter Memory POST########: 3\0");
for (i = 0; i < KEY_LOOP; i++) {
value = *pPORTFIO & PF5;
if (*pUART0_RBR == 0x0D) {
value = 0;
goto key_pressed;
}
if (value != 0) {
goto key_pressed;
}
for (n = 0; n < KEY_DELAY; n++)
asm("nop");
}
post_out_buff("\b2\0");
for (i = 0; i < KEY_LOOP; i++) {
value = *pPORTFIO & PF5;
if (*pUART0_RBR == 0x0D) {
value = 0;
goto key_pressed;
}
if (value != 0) {
goto key_pressed;
}
for (n = 0; n < KEY_DELAY; n++)
asm("nop");
}
post_out_buff("\b1\0");
for (i = 0; i < KEY_LOOP; i++) {
value = *pPORTFIO & PF5;
if (*pUART0_RBR == 0x0D) {
value = 0;
goto key_pressed;
}
if (value != 0) {
goto key_pressed;
}
for (n = 0; n < KEY_DELAY; n++)
asm("nop");
}
key_pressed:
post_out_buff("\b0");
post_out_buff("\n\r\0");
if (value == 0)
return 0;
post_out_buff("Hotkey has been pressed, Enter POST . . . . . .\n\r\0");
return 1;
}
void post_init_pll(int mult, int div)
{
*pSIC_IWR = 0x01;
*pPLL_CTL = (mult << 9);
*pPLL_DIV = div;
asm("CLI R2;");
asm("IDLE;");
asm("STI R2;");
while (!(*pPLL_STAT & 0x20)) ;
}
int post_init_sdram(int sclk)
{
int SDRAM_tRP, SDRAM_tRP_num, SDRAM_tRAS, SDRAM_tRAS_num, SDRAM_tRCD,
SDRAM_tWR;
int SDRAM_Tref, SDRAM_NRA, SDRAM_CL, SDRAM_SIZE, SDRAM_WIDTH,
mem_SDGCTL, mem_SDBCTL, mem_SDRRC;
if ((sclk > 119402985)) {
SDRAM_tRP = TRP_2;
SDRAM_tRP_num = 2;
SDRAM_tRAS = TRAS_7;
SDRAM_tRAS_num = 7;
SDRAM_tRCD = TRCD_2;
SDRAM_tWR = TWR_2;
} else if ((sclk > 104477612) && (sclk <= 119402985)) {
SDRAM_tRP = TRP_2;
SDRAM_tRP_num = 2;
SDRAM_tRAS = TRAS_6;
SDRAM_tRAS_num = 6;
SDRAM_tRCD = TRCD_2;
SDRAM_tWR = TWR_2;
} else if ((sclk > 89552239) && (sclk <= 104477612)) {
SDRAM_tRP = TRP_2;
SDRAM_tRP_num = 2;
SDRAM_tRAS = TRAS_5;
SDRAM_tRAS_num = 5;
SDRAM_tRCD = TRCD_2;
SDRAM_tWR = TWR_2;
} else if ((sclk > 74626866) && (sclk <= 89552239)) {
SDRAM_tRP = TRP_2;
SDRAM_tRP_num = 2;
SDRAM_tRAS = TRAS_4;
SDRAM_tRAS_num = 4;
SDRAM_tRCD = TRCD_2;
SDRAM_tWR = TWR_2;
} else if ((sclk > 66666667) && (sclk <= 74626866)) {
SDRAM_tRP = TRP_2;
SDRAM_tRP_num = 2;
SDRAM_tRAS = TRAS_3;
SDRAM_tRAS_num = 3;
SDRAM_tRCD = TRCD_2;
SDRAM_tWR = TWR_2;
} else if ((sclk > 59701493) && (sclk <= 66666667)) {
SDRAM_tRP = TRP_1;
SDRAM_tRP_num = 1;
SDRAM_tRAS = TRAS_4;
SDRAM_tRAS_num = 4;
SDRAM_tRCD = TRCD_1;
SDRAM_tWR = TWR_2;
} else if ((sclk > 44776119) && (sclk <= 59701493)) {
SDRAM_tRP = TRP_1;
SDRAM_tRP_num = 1;
SDRAM_tRAS = TRAS_3;
SDRAM_tRAS_num = 3;
SDRAM_tRCD = TRCD_1;
SDRAM_tWR = TWR_2;
} else if ((sclk > 29850746) && (sclk <= 44776119)) {
SDRAM_tRP = TRP_1;
SDRAM_tRP_num = 1;
SDRAM_tRAS = TRAS_2;
SDRAM_tRAS_num = 2;
SDRAM_tRCD = TRCD_1;
SDRAM_tWR = TWR_2;
} else if (sclk <= 29850746) {
SDRAM_tRP = TRP_1;
SDRAM_tRP_num = 1;
SDRAM_tRAS = TRAS_1;
SDRAM_tRAS_num = 1;
SDRAM_tRCD = TRCD_1;
SDRAM_tWR = TWR_2;
} else {
SDRAM_tRP = TRP_1;
SDRAM_tRP_num = 1;
SDRAM_tRAS = TRAS_1;
SDRAM_tRAS_num = 1;
SDRAM_tRCD = TRCD_1;
SDRAM_tWR = TWR_2;
}
/*SDRAM INFORMATION: */
SDRAM_Tref = 64; /* Refresh period in milliseconds */
SDRAM_NRA = 4096; /* Number of row addresses in SDRAM */
SDRAM_CL = CL_3; /* 2 */
SDRAM_SIZE = EBSZ_64;
SDRAM_WIDTH = EBCAW_10;
mem_SDBCTL = SDRAM_WIDTH | SDRAM_SIZE | EBE;
/* Equation from section 17 (p17-46) of BF533 HRM */
mem_SDRRC =
(((CONFIG_SCLK_HZ / 1000) * SDRAM_Tref) / SDRAM_NRA) -
(SDRAM_tRAS_num + SDRAM_tRP_num);
/* Enable SCLK Out */
mem_SDGCTL =
(SCTLE | SDRAM_CL | SDRAM_tRAS | SDRAM_tRP | SDRAM_tRCD | SDRAM_tWR
| PSS);
sync();
*pEBIU_SDGCTL |= 0x1000000;
/* Set the SDRAM Refresh Rate control register based on SSCLK value */
*pEBIU_SDRRC = mem_SDRRC;
/* SDRAM Memory Bank Control Register */
*pEBIU_SDBCTL = mem_SDBCTL;
/* SDRAM Memory Global Control Register */
*pEBIU_SDGCTL = mem_SDGCTL;
sync();
return mem_SDRRC;
}
#endif /* CONFIG_POST & CFG_POST_MEMORY */
#endif /* CONFIG_POST */

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@ -0,0 +1,515 @@
/****************************************************************************
* SPI flash driver for M25P64
****************************************************************************/
#include <common.h>
#include <linux/ctype.h>
#include <asm/io.h>
#if defined(CONFIG_SPI)
/* Application definitions */
#define NUM_SECTORS 128 /* number of sectors */
#define SECTOR_SIZE 0x10000
#define NOP_NUM 1000
#define COMMON_SPI_SETTINGS (SPE|MSTR|CPHA|CPOL) /* Settings to the SPI_CTL */
#define TIMOD01 (0x01) /* stes the SPI to work with core instructions */
/* Flash commands */
#define SPI_WREN (0x06) /*Set Write Enable Latch */
#define SPI_WRDI (0x04) /*Reset Write Enable Latch */
#define SPI_RDSR (0x05) /*Read Status Register */
#define SPI_WRSR (0x01) /*Write Status Register */
#define SPI_READ (0x03) /*Read data from memory */
#define SPI_FAST_READ (0x0B) /*Read data from memory */
#define SPI_PP (0x02) /*Program Data into memory */
#define SPI_SE (0xD8) /*Erase one sector in memory */
#define SPI_BE (0xC7) /*Erase all memory */
#define WIP (0x1) /*Check the write in progress bit of the SPI status register */
#define WEL (0x2) /*Check the write enable bit of the SPI status register */
#define TIMEOUT 350000000
typedef enum {
NO_ERR,
POLL_TIMEOUT,
INVALID_SECTOR,
INVALID_BLOCK,
} ERROR_CODE;
void spi_init_f(void);
void spi_init_r(void);
ssize_t spi_read(uchar *, int, uchar *, int);
ssize_t spi_write(uchar *, int, uchar *, int);
char ReadStatusRegister(void);
void Wait_For_SPIF(void);
void SetupSPI(const int spi_setting);
void SPI_OFF(void);
void SendSingleCommand(const int iCommand);
ERROR_CODE GetSectorNumber(unsigned long ulOffset, int *pnSector);
ERROR_CODE EraseBlock(int nBlock);
ERROR_CODE ReadData(unsigned long ulStart, long lCount, int *pnData);
ERROR_CODE WriteData(unsigned long ulStart, long lCount, int *pnData);
ERROR_CODE Wait_For_Status(char Statusbit);
ERROR_CODE Wait_For_WEL(void);
/*
* Function: spi_init_f
* Description: Init SPI-Controller (ROM part)
* return: ---
*/
void spi_init_f(void)
{
}
/*
* Function: spi_init_r
* Description: Init SPI-Controller (RAM part) -
* The malloc engine is ready and we can move our buffers to
* normal RAM
* return: ---
*/
void spi_init_r(void)
{
return;
}
/*
* Function: spi_write
*/
ssize_t spi_write(uchar * addr, int alen, uchar * buffer, int len)
{
unsigned long offset;
int start_block, end_block;
int start_byte, end_byte;
ERROR_CODE result = NO_ERR;
uchar temp[SECTOR_SIZE];
int i, num;
offset = addr[0] << 16 | addr[1] << 8 | addr[2];
/* Get the start block number */
result = GetSectorNumber(offset, &start_block);
if (result == INVALID_SECTOR) {
printf("Invalid sector! ");
return 0;
}
/* Get the end block number */
result = GetSectorNumber(offset + len - 1, &end_block);
if (result == INVALID_SECTOR) {
printf("Invalid sector! ");
return 0;
}
for (num = start_block; num <= end_block; num++) {
ReadData(num * SECTOR_SIZE, SECTOR_SIZE, (int *)temp);
start_byte = num * SECTOR_SIZE;
end_byte = (num + 1) * SECTOR_SIZE - 1;
if (start_byte < offset)
start_byte = offset;
if (end_byte > (offset + len))
end_byte = (offset + len - 1);
for (i = start_byte; i <= end_byte; i++)
temp[i - num * SECTOR_SIZE] = buffer[i - offset];
EraseBlock(num);
result = WriteData(num * SECTOR_SIZE, SECTOR_SIZE, (int *)temp);
if (result != NO_ERR)
return 0;
printf(".");
}
return len;
}
/*
* Function: spi_read
*/
ssize_t spi_read(uchar * addr, int alen, uchar * buffer, int len)
{
unsigned long offset;
offset = addr[0] << 16 | addr[1] << 8 | addr[2];
ReadData(offset, len, (int *)buffer);
return len;
}
void SendSingleCommand(const int iCommand)
{
unsigned short dummy;
/* turns on the SPI in single write mode */
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01));
/* sends the actual command to the SPI TX register */
*pSPI_TDBR = iCommand;
sync();
/* The SPI status register will be polled to check the SPIF bit */
Wait_For_SPIF();
dummy = *pSPI_RDBR;
/* The SPI will be turned off */
SPI_OFF();
}
void SetupSPI(const int spi_setting)
{
if (icache_status() || dcache_status())
udelay(CONFIG_CCLK_HZ / 50000000);
/*sets up the PF10 to be the slave select of the SPI */
*pPORTF_FER |= (PF10 | PF11 | PF12 | PF13);
*pSPI_FLG = 0xFF02;
*pSPI_BAUD = CONFIG_SPI_BAUD;
*pSPI_CTL = spi_setting;
sync();
*pSPI_FLG = 0xFD02;
sync();
}
void SPI_OFF(void)
{
*pSPI_CTL = 0x0400; /* disable SPI */
*pSPI_FLG = 0;
*pSPI_BAUD = 0;
sync();
udelay(CONFIG_CCLK_HZ / 50000000);
}
void Wait_For_SPIF(void)
{
unsigned short dummyread;
while ((*pSPI_STAT & TXS)) ;
while (!(*pSPI_STAT & SPIF)) ;
while (!(*pSPI_STAT & RXS)) ;
/* Read dummy to empty the receive register */
dummyread = *pSPI_RDBR;
}
ERROR_CODE Wait_For_WEL(void)
{
int i;
char status_register = 0;
ERROR_CODE ErrorCode = NO_ERR;
for (i = 0; i < TIMEOUT; i++) {
status_register = ReadStatusRegister();
if ((status_register & WEL)) {
ErrorCode = NO_ERR;
break;
}
ErrorCode = POLL_TIMEOUT; /* Time out error */
};
return ErrorCode;
}
ERROR_CODE Wait_For_Status(char Statusbit)
{
int i;
char status_register = 0xFF;
ERROR_CODE ErrorCode = NO_ERR;
for (i = 0; i < TIMEOUT; i++) {
status_register = ReadStatusRegister();
if (!(status_register & Statusbit)) {
ErrorCode = NO_ERR;
break;
}
ErrorCode = POLL_TIMEOUT; /* Time out error */
};
return ErrorCode;
}
char ReadStatusRegister(void)
{
char status_register = 0;
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01)); /* Turn on the SPI */
*pSPI_TDBR = SPI_RDSR; /* send instruction to read status register */
sync();
Wait_For_SPIF(); /*wait until the instruction has been sent */
*pSPI_TDBR = 0; /*send dummy to receive the status register */
sync();
Wait_For_SPIF(); /*wait until the data has been sent */
status_register = *pSPI_RDBR; /*read the status register */
SPI_OFF(); /* Turn off the SPI */
return status_register;
}
ERROR_CODE GetSectorNumber(unsigned long ulOffset, int *pnSector)
{
int nSector = 0;
ERROR_CODE ErrorCode = NO_ERR;
if (ulOffset > (NUM_SECTORS * 0x10000 - 1)) {
ErrorCode = INVALID_SECTOR;
return ErrorCode;
}
nSector = (int)ulOffset / 0x10000;
*pnSector = nSector;
return ErrorCode;
}
ERROR_CODE EraseBlock(int nBlock)
{
unsigned long ulSectorOff = 0x0, ShiftValue;
ERROR_CODE ErrorCode = NO_ERR;
/* if the block is invalid just return */
if ((nBlock < 0) || (nBlock > NUM_SECTORS)) {
ErrorCode = INVALID_BLOCK;
return ErrorCode;
}
/* figure out the offset of the block in flash */
if ((nBlock >= 0) && (nBlock < NUM_SECTORS)) {
ulSectorOff = (nBlock * SECTOR_SIZE);
} else {
ErrorCode = INVALID_BLOCK;
return ErrorCode;
}
/* A write enable instruction must previously have been executed */
SendSingleCommand(SPI_WREN);
/* The status register will be polled to check the write enable latch "WREN" */
ErrorCode = Wait_For_WEL();
if (POLL_TIMEOUT == ErrorCode) {
printf("SPI Erase block error\n");
return ErrorCode;
} else
/* Turn on the SPI to send single commands */
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01));
/*
* Send the erase block command to the flash followed by the 24 address
* to point to the start of a sector
*/
*pSPI_TDBR = SPI_SE;
sync();
Wait_For_SPIF();
/* Send the highest byte of the 24 bit address at first */
ShiftValue = (ulSectorOff >> 16);
*pSPI_TDBR = ShiftValue;
sync();
/* Wait until the instruction has been sent */
Wait_For_SPIF();
/* Send the middle byte of the 24 bit address at second */
ShiftValue = (ulSectorOff >> 8);
*pSPI_TDBR = ShiftValue;
sync();
/* Wait until the instruction has been sent */
Wait_For_SPIF();
/* Send the lowest byte of the 24 bit address finally */
*pSPI_TDBR = ulSectorOff;
sync();
/* Wait until the instruction has been sent */
Wait_For_SPIF();
/* Turns off the SPI */
SPI_OFF();
/* Poll the status register to check the Write in Progress bit */
/* Sector erase takes time */
ErrorCode = Wait_For_Status(WIP);
/* block erase should be complete */
return ErrorCode;
}
/*
* ERROR_CODE ReadData()
* Read a value from flash for verify purpose
* Inputs: unsigned long ulStart - holds the SPI start address
* int pnData - pointer to store value read from flash
* long lCount - number of elements to read
*/
ERROR_CODE ReadData(unsigned long ulStart, long lCount, int *pnData)
{
unsigned long ShiftValue;
char *cnData;
int i;
/* Pointer cast to be able to increment byte wise */
cnData = (char *)pnData;
/* Start SPI interface */
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01));
#ifdef CONFIG_SPI_FLASH_FAST_READ
/* Send the read command to SPI device */
*pSPI_TDBR = SPI_FAST_READ;
#else
/* Send the read command to SPI device */
*pSPI_TDBR = SPI_READ;
#endif
sync();
/* Wait until the instruction has been sent */
Wait_For_SPIF();
/* Send the highest byte of the 24 bit address at first */
ShiftValue = (ulStart >> 16);
/* Send the byte to the SPI device */
*pSPI_TDBR = ShiftValue;
sync();
/* Wait until the instruction has been sent */
Wait_For_SPIF();
/* Send the middle byte of the 24 bit address at second */
ShiftValue = (ulStart >> 8);
/* Send the byte to the SPI device */
*pSPI_TDBR = ShiftValue;
sync();
/* Wait until the instruction has been sent */
Wait_For_SPIF();
/* Send the lowest byte of the 24 bit address finally */
*pSPI_TDBR = ulStart;
sync();
/* Wait until the instruction has been sent */
Wait_For_SPIF();
#ifdef CONFIG_SPI_FLASH_FAST_READ
/* Send dummy for FAST_READ */
*pSPI_TDBR = 0;
sync();
/* Wait until the instruction has been sent */
Wait_For_SPIF();
#endif
/* After the SPI device address has been placed on the MOSI pin the data can be */
/* received on the MISO pin. */
for (i = 0; i < lCount; i++) {
*pSPI_TDBR = 0;
sync();
while (!(*pSPI_STAT & RXS)) ;
*cnData++ = *pSPI_RDBR;
if ((i >= SECTOR_SIZE) && (i % SECTOR_SIZE == 0))
printf(".");
}
/* Turn off the SPI */
SPI_OFF();
return NO_ERR;
}
ERROR_CODE WriteFlash(unsigned long ulStartAddr, long lTransferCount,
int *iDataSource, long *lWriteCount)
{
unsigned long ulWAddr;
long lWTransferCount = 0;
int i;
char iData;
char *temp = (char *)iDataSource;
ERROR_CODE ErrorCode = NO_ERR;
/* First, a Write Enable Command must be sent to the SPI. */
SendSingleCommand(SPI_WREN);
/*
* Second, the SPI Status Register will be tested whether the
* Write Enable Bit has been set
*/
ErrorCode = Wait_For_WEL();
if (POLL_TIMEOUT == ErrorCode) {
printf("SPI Write Time Out\n");
return ErrorCode;
} else
/* Third, the 24 bit address will be shifted out
* the SPI MOSI bytewise.
* Turns the SPI on
*/
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01));
*pSPI_TDBR = SPI_PP;
sync();
/*wait until the instruction has been sent */
Wait_For_SPIF();
ulWAddr = (ulStartAddr >> 16);
*pSPI_TDBR = ulWAddr;
sync();
/*wait until the instruction has been sent */
Wait_For_SPIF();
ulWAddr = (ulStartAddr >> 8);
*pSPI_TDBR = ulWAddr;
sync();
/*wait until the instruction has been sent */
Wait_For_SPIF();
ulWAddr = ulStartAddr;
*pSPI_TDBR = ulWAddr;
sync();
/*wait until the instruction has been sent */
Wait_For_SPIF();
/*
* Fourth, maximum number of 256 bytes will be taken from the Buffer
* and sent to the SPI device.
*/
for (i = 0; (i < lTransferCount) && (i < 256); i++, lWTransferCount++) {
iData = *temp;
*pSPI_TDBR = iData;
sync();
/*wait until the instruction has been sent */
Wait_For_SPIF();
temp++;
}
/* Turns the SPI off */
SPI_OFF();
/*
* Sixth, the SPI Write in Progress Bit must be toggled to ensure the
* programming is done before start of next transfer
*/
ErrorCode = Wait_For_Status(WIP);
if (POLL_TIMEOUT == ErrorCode) {
printf("SPI Program Time out!\n");
return ErrorCode;
} else
*lWriteCount = lWTransferCount;
return ErrorCode;
}
ERROR_CODE WriteData(unsigned long ulStart, long lCount, int *pnData)
{
unsigned long ulWStart = ulStart;
long lWCount = lCount, lWriteCount;
long *pnWriteCount = &lWriteCount;
ERROR_CODE ErrorCode = NO_ERR;
while (lWCount != 0) {
ErrorCode = WriteFlash(ulWStart, lWCount, pnData, pnWriteCount);
/*
* After each function call of WriteFlash the counter
* must be adjusted
*/
lWCount -= *pnWriteCount;
/* Also, both address pointers must be recalculated. */
ulWStart += *pnWriteCount;
pnData += *pnWriteCount / 4;
}
/* return the appropriate error code */
return ErrorCode;
}
#endif /* CONFIG_SPI */

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/*
* U-boot - u-boot.lds.S
*
* Copyright (c) 2005-2007 Analog Device Inc.
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <config.h>
OUTPUT_ARCH(bfin)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib);
/* Do we need any of these for elf?
__DYNAMIC = 0; */
MEMORY
{
ram : ORIGIN = (CFG_MONITOR_BASE), LENGTH = (256 * 1024)
l1_code : ORIGIN = 0xFFA00000, LENGTH = 0xC000
l1_data : ORIGIN = 0xFF900000, LENGTH = 0x4000
}
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS; /*0x1000;*/
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.rel.text : { *(.rel.text) }
.rela.text : { *(.rela.text) }
.rel.data : { *(.rel.data) }
.rela.data : { *(.rela.data) }
.rel.rodata : { *(.rel.rodata) }
.rela.rodata : { *(.rela.rodata) }
.rel.got : { *(.rel.got) }
.rela.got : { *(.rela.got) }
.rel.ctors : { *(.rel.ctors) }
.rela.ctors : { *(.rela.ctors) }
.rel.dtors : { *(.rel.dtors) }
.rela.dtors : { *(.rela.dtors) }
.rel.bss : { *(.rel.bss) }
.rela.bss : { *(.rela.bss) }
.rel.plt : { *(.rel.plt) }
.rela.plt : { *(.rela.plt) }
.init : { *(.init) }
.plt : { *(.plt) }
. = CFG_MONITOR_BASE;
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector before the environment sector. If it throws */
/* an error during compilation remove an object here to get */
/* it linked after the configuration sector. */
cpu/bf537/start.o (.text)
cpu/bf537/start1.o (.text)
cpu/bf537/traps.o (.text)
cpu/bf537/interrupt.o (.text)
cpu/bf537/serial.o (.text)
common/dlmalloc.o (.text)
/* lib_blackfin/bf533_string.o (.text) */
/* lib_generic/vsprintf.o (.text) */
lib_generic/crc32.o (.text)
/* lib_generic/zlib.o (.text) */
/* board/bf537-stamp/bf537-stamp.o (.text) */
. = DEFINED(env_offset) ? env_offset : .;
common/environment.o (.text)
*(EXCLUDE_FILE (board/bf537-stamp/post-memory.o) .text)
*(.fixup)
*(.got1)
} > ram
_etext = .;
PROVIDE (etext = .);
.text_l1 :
{
. = ALIGN(4) ;
_text_l1 = .;
PROVIDE (text_l1 = .);
board/bf537-stamp/post-memory.o (.text)
. = ALIGN(4) ;
_etext_l1 = .;
PROVIDE (etext_l1 = .);
} > l1_code AT > ram
.rodata :
{
. = ALIGN(4);
*(EXCLUDE_FILE (board/bf537-stamp/post-memory.o) .rodata)
*(EXCLUDE_FILE (board/bf537-stamp/post-memory.o) .rodata1)
*(EXCLUDE_FILE (board/bf537-stamp/post-memory.o) .rodata.str1.4)
*(.eh_frame)
. = ALIGN(4);
} > ram
. = ALIGN(4);
_erodata = .;
PROVIDE (erodata = .);
.rodata_l1 :
{
. = ALIGN(4) ;
_rodata_l1 = .;
PROVIDE (rodata_l1 = .);
board/bf537-stamp/post-memory.o (.rodata)
board/bf537-stamp/post-memory.o (.rodata1)
board/bf537-stamp/post-memory.o (.rodata.str1.4)
. = ALIGN(4) ;
_erodata_l1 = .;
PROVIDE(erodata_l1 = .);
} > l1_data AT > ram
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x00FF) & 0xFFFFFF00;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
*(.got)
_GOT2_TABLE_ = .;
*(.got2)
_FIXUP_TABLE_ = .;
*(.fixup)
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
} > ram
_edata = .;
PROVIDE (edata = .);
___u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) } > ram
___u_boot_cmd_end = .;
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(256);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(256);
__init_end = .;
.bss :
{
__bss_start = .;
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
} > ram
_end = . ;
PROVIDE (end = .);
}

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@ -0,0 +1,58 @@
#
# U-boot - Makefile
#
# Copyright (c) 2005-2007 Analog Device Inc.
#
# (C) Copyright 2000-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := $(BOARD).o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS) u-boot.lds
$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
u-boot.lds: u-boot.lds.S
$(CPP) $(CPPFLAGS) -P -Ubfin $^ > $@.tmp
mv -f $@.tmp $@
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

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/*
* U-boot - ezkit561.c
*
* Copyright (c) 2005 Bas Vermeulen <bas@buyways.nl>
* Copyright (c) 2005-2007 Analog Devices Inc.
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#include <common.h>
#include <asm/io.h>
int checkboard(void)
{
printf("CPU: ADSP BF561\n");
printf("Board: ADI BF561 EZ-Kit Lite board\n");
printf(" Support: http://blackfin.uclinux.org/\n");
return 0;
}
long int initdram(int board_type)
{
DECLARE_GLOBAL_DATA_PTR;
#ifdef DEBUG
int brate;
char *tmp = getenv("baudrate");
brate = simple_strtoul(tmp, NULL, 16);
printf("Serial Port initialized with Baud rate = %x\n", brate);
printf("SDRAM attributes:\n");
printf("tRCD %d SCLK Cycles,tRP %d SCLK Cycles,tRAS %d SCLK Cycles"
"tWR %d SCLK Cycles,CAS Latency %d SCLK cycles \n",
3, 3, 6, 2, 3);
printf("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE);
printf("Bank size = %d MB\n", CFG_MAX_RAM_SIZE >> 20);
#endif
gd->bd->bi_memstart = CFG_SDRAM_BASE;
gd->bd->bi_memsize = CFG_MAX_RAM_SIZE;
return CFG_MAX_RAM_SIZE;
}
#if defined(CONFIG_MISC_INIT_R)
/* miscellaneous platform dependent initialisations */
int misc_init_r(void)
{
/* Keep PF12 low to be able to drive the USB-LAN Extender */
*pFIO0_DIR = 0x0000;
*pFIO0_FLAG_C = 0x1000; /* Clear PF12 */
sync();
*pFIO0_POLAR = 0x0000;
sync();
return 0;
}
#endif

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@ -0,0 +1,25 @@
#
# (C) Copyright 2001
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
# TEXT_BASE should be defined as the MAX_SDRAM Address - 256k bytes
# 256k is defined as CFG_MONITOR_LEN in ./include/configs/<board>.h
TEXT_BASE = 0x03FC0000

View File

@ -0,0 +1,153 @@
/*
* U-boot - u-boot.lds.S
*
* Copyright (c) 2005-2007 Analog Device Inc.
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <config.h>
OUTPUT_ARCH(bfin)
OUTPUT_ARCH(bfin)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib);
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.rel.text : { *(.rel.text) }
.rela.text : { *(.rela.text) }
.rel.data : { *(.rel.data) }
.rela.data : { *(.rela.data) }
.rel.rodata : { *(.rel.rodata) }
.rela.rodata : { *(.rela.rodata) }
.rel.got : { *(.rel.got) }
.rela.got : { *(.rela.got) }
.rel.ctors : { *(.rel.ctors) }
.rela.ctors : { *(.rela.ctors) }
.rel.dtors : { *(.rel.dtors) }
.rela.dtors : { *(.rela.dtors) }
.rel.bss : { *(.rel.bss) }
.rela.bss : { *(.rela.bss) }
.rel.plt : { *(.rel.plt) }
.rela.plt : { *(.rela.plt) }
.init : { *(.init) }
.plt : { *(.plt) }
. = CFG_MONITOR_BASE;
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector before the environment sector. If it throws */
/* an error during compilation remove an object here to get */
/* it linked after the configuration sector. */
cpu/bf561/start.o (.text)
cpu/bf561/start1.o (.text)
cpu/bf561/traps.o (.text)
cpu/bf561/interrupt.o (.text)
cpu/bf561/serial.o (.text)
common/dlmalloc.o (.text)
/* lib_blackfin/bf533_string.o (.text) */
/* lib_generic/vsprintf.o (.text) */
lib_generic/crc32.o (.text)
lib_generic/zlib.o (.text)
board/bf561-ezkit/bf561-ezkit.o (.text)
. = DEFINED(env_offset) ? env_offset : .;
common/environment.o (.text)
*(.text)
*(.fixup)
*(.got1)
}
_etext = .;
PROVIDE (etext = .);
.rodata :
{
*(.rodata)
*(.rodata1)
*(.rodata.str1.4)
}
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x00FF) & 0xFFFFFF00;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
*(.got)
_GOT2_TABLE_ = .;
*(.got2)
_FIXUP_TABLE_ = .;
*(.fixup)
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
}
_edata = .;
PROVIDE (edata = .);
___u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
___u_boot_cmd_end = .;
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(256);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(256);
__init_end = .;
__bss_start = .;
.bss :
{
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
}

View File

@ -23,14 +23,25 @@
*/ */
#include <common.h> #include <common.h>
#include <watchdog.h>
#include <command.h> #include <command.h>
#include <watchdog.h>
#include <asm/cache.h> #include <asm/cache.h>
#include <mpc86xx.h>
#include "pixis.h" #include "pixis.h"
static ulong strfractoint(uchar *strptr);
/*
* Simple board reset.
*/
void pixis_reset(void)
{
out8(PIXIS_BASE + PIXIS_RST, 0);
}
/* /*
* Per table 27, page 58 of MPC8641HPCN spec. * Per table 27, page 58 of MPC8641HPCN spec.
*/ */
@ -235,7 +246,8 @@ void set_px_go_with_watchdog(void)
} }
int disable_watchdog(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) int pixis_disable_watchdog_cmd(cmd_tbl_t *cmdtp,
int flag, int argc, char *argv[])
{ {
u8 tmp; u8 tmp;
@ -252,7 +264,7 @@ int disable_watchdog(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
} }
U_BOOT_CMD( U_BOOT_CMD(
diswd, 1, 0, disable_watchdog, diswd, 1, 0, pixis_disable_watchdog_cmd,
"diswd - Disable watchdog timer \n", "diswd - Disable watchdog timer \n",
NULL); NULL);
@ -263,7 +275,7 @@ U_BOOT_CMD(
* input: strptr i.e. argv[2] * input: strptr i.e. argv[2]
*/ */
ulong strfractoint(uchar *strptr) static ulong strfractoint(uchar *strptr)
{ {
int i, j, retval; int i, j, retval;
int mulconst; int mulconst;
@ -319,3 +331,142 @@ ulong strfractoint(uchar *strptr)
return retval; return retval;
} }
int
pixis_reset_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
ulong val;
ulong corepll;
/*
* No args is a simple reset request.
*/
if (argc <= 1) {
pixis_reset();
/* not reached */
}
if (strcmp(argv[1], "cf") == 0) {
/*
* Reset with frequency changed:
* cf <SYSCLK freq> <COREPLL ratio> <MPXPLL ratio>
*/
if (argc < 5) {
puts(cmdtp->usage);
return 1;
}
read_from_px_regs(0);
val = set_px_sysclk(simple_strtoul(argv[2], NULL, 10));
corepll = strfractoint(argv[3]);
val = val + set_px_corepll(corepll);
val = val + set_px_mpxpll(simple_strtoul(argv[4], NULL, 10));
if (val == 3) {
puts("Setting registers VCFGEN0 and VCTL\n");
read_from_px_regs(1);
puts("Resetting board with values from ");
puts("VSPEED0, VSPEED1, VCLKH, and VCLKL \n");
set_px_go();
} else {
puts(cmdtp->usage);
return 1;
}
while (1) ; /* Not reached */
} else if (strcmp(argv[1], "altbank") == 0) {
/*
* Reset using alternate flash bank:
*/
if (argv[2] == 0) {
/*
* Reset from alternate bank without changing
* frequency and without watchdog timer enabled.
* altbank
*/
read_from_px_regs(0);
read_from_px_regs_altbank(0);
if (argc > 2) {
puts(cmdtp->usage);
return 1;
}
puts("Setting registers VCFGNE1, VBOOT, and VCTL\n");
set_altbank();
read_from_px_regs_altbank(1);
puts("Resetting board to boot from the other bank.\n");
set_px_go();
} else if (strcmp(argv[2], "cf") == 0) {
/*
* Reset with frequency changed
* altbank cf <SYSCLK freq> <COREPLL ratio>
* <MPXPLL ratio>
*/
read_from_px_regs(0);
read_from_px_regs_altbank(0);
val = set_px_sysclk(simple_strtoul(argv[3], NULL, 10));
corepll = strfractoint(argv[4]);
val = val + set_px_corepll(corepll);
val = val + set_px_mpxpll(simple_strtoul(argv[5],
NULL, 10));
if (val == 3) {
puts("Setting registers VCFGEN0, VCFGEN1, VBOOT, and VCTL\n");
set_altbank();
read_from_px_regs(1);
read_from_px_regs_altbank(1);
puts("Enabling watchdog timer on the FPGA\n");
puts("Resetting board with values from ");
puts("VSPEED0, VSPEED1, VCLKH and VCLKL ");
puts("to boot from the other bank.\n");
set_px_go_with_watchdog();
} else {
puts(cmdtp->usage);
return 1;
}
while (1) ; /* Not reached */
} else if (strcmp(argv[2], "wd") == 0) {
/*
* Reset from alternate bank without changing
* frequencies but with watchdog timer enabled:
* altbank wd
*/
read_from_px_regs(0);
read_from_px_regs_altbank(0);
puts("Setting registers VCFGEN1, VBOOT, and VCTL\n");
set_altbank();
read_from_px_regs_altbank(1);
puts("Enabling watchdog timer on the FPGA\n");
puts("Resetting board to boot from the other bank.\n");
set_px_go_with_watchdog();
while (1) ; /* Not reached */
} else {
puts(cmdtp->usage);
return 1;
}
} else {
puts(cmdtp->usage);
return 1;
}
return 0;
}
U_BOOT_CMD(
pixis_reset, CFG_MAXARGS, 1, pixis_reset_cmd,
"pixis_reset - Reset the board using the FPGA sequencer\n",
" pixis_reset\n"
" pixis_reset [altbank]\n"
" pixis_reset altbank wd\n"
" pixis_reset altbank cf <SYSCLK freq> <COREPLL ratio> <MPXPLL ratio>\n"
" pixis_reset cf <SYSCLK freq> <COREPLL ratio> <MPXPLL ratio>\n"
);

View File

@ -20,6 +20,7 @@
* MA 02111-1307 USA * MA 02111-1307 USA
*/ */
extern void pixis_reset(void);
extern int set_px_sysclk(ulong sysclk); extern int set_px_sysclk(ulong sysclk);
extern int set_px_mpxpll(ulong mpxpll); extern int set_px_mpxpll(ulong mpxpll);
extern int set_px_corepll(ulong corepll); extern int set_px_corepll(ulong corepll);
@ -28,6 +29,3 @@ extern void read_from_px_regs_altbank(int set);
extern void set_altbank(void); extern void set_altbank(void);
extern void set_px_go(void); extern void set_px_go(void);
extern void set_px_go_with_watchdog(void); extern void set_px_go_with_watchdog(void);
extern int disable_watchdog(cmd_tbl_t *cmdtp,
int flag, int argc, char *argv[]);
extern ulong strfractoint(uchar *strptr);

View File

@ -42,6 +42,53 @@
#include "mt48lc16m16a2-75.h" #include "mt48lc16m16a2-75.h"
# endif # endif
#endif #endif
#ifdef CONFIG_LITE5200B_PM
/* u-boot part of low-power mode implementation */
#define SAVED_ADDR (*(void **)0x00000000)
#define PSC2_4 0x02
void lite5200b_wakeup(void)
{
unsigned char wakeup_pin;
void (*linux_wakeup)(void);
/* check PSC2_4, if it's down "QT" is signaling we have a wakeup
* from low power mode */
*(vu_char *)MPC5XXX_WU_GPIO_ENABLE = PSC2_4;
__asm__ volatile ("sync");
wakeup_pin = *(vu_char *)MPC5XXX_WU_GPIO_DATA_I;
if (wakeup_pin & PSC2_4)
return;
/* acknowledge to "QT"
* by holding pin at 1 for 10 uS */
*(vu_char *)MPC5XXX_WU_GPIO_DIR = PSC2_4;
__asm__ volatile ("sync");
*(vu_char *)MPC5XXX_WU_GPIO_DATA_O = PSC2_4;
__asm__ volatile ("sync");
udelay(10);
/* put ram out of self-refresh */
*(vu_long *)MPC5XXX_SDRAM_CTRL |= 0x80000000; /* mode_en */
__asm__ volatile ("sync");
*(vu_long *)MPC5XXX_SDRAM_CTRL |= 0x50000000; /* cke ref_en */
__asm__ volatile ("sync");
*(vu_long *)MPC5XXX_SDRAM_CTRL &= ~0x80000000; /* !mode_en */
__asm__ volatile ("sync");
udelay(10); /* wait a bit */
/* jump back to linux kernel code */
linux_wakeup = SAVED_ADDR;
printf("\n\nLooks like we just woke, transferring control to 0x%08lx\n",
linux_wakeup);
linux_wakeup();
}
#else
#define lite5200b_wakeup()
#endif
#ifndef CFG_RAMBOOT #ifndef CFG_RAMBOOT
static void sdram_start (int hi_addr) static void sdram_start (int hi_addr)
{ {
@ -208,6 +255,8 @@ long int initdram (int board_type)
__asm__ volatile ("sync"); __asm__ volatile ("sync");
} }
lite5200b_wakeup();
return dramsize + dramsize2; return dramsize + dramsize2;
} }

View File

@ -180,10 +180,6 @@ void lcd_enable (void)
break; break;
udelay (PSOC_WAIT_TIME); udelay (PSOC_WAIT_TIME);
} }
if (!retries) {
printf ("%s Warning: PSoC doesn't respond on "
"RTS NEGATE\n", __FUNCTION__);
}
return; return;
} }

View File

@ -0,0 +1,52 @@
#
# (C) Copyright 2000
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := $(BOARD).o tsi108_init.o
SOBJS := asm_init.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS)
$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
clean:
rm -f $(SOBJS) $(OBJS)
.PHONY: distclean
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude ($obj).depend
#########################################################################

View File

@ -0,0 +1,918 @@
/*
* (C) Copyright 2004-05; Tundra Semiconductor Corp.
*
* Added automatic detect of SDC settings
* Copyright (c) 2005 Freescale Semiconductor, Inc.
* Maintainer tie-fei.zang@freescale.com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*
* FILENAME: asm_init.s
*
* Originator: Alex Bounine
*
* DESCRIPTION:
* Initialization code for the Tundra Tsi108 bridge chip
*
*/
#include <config.h>
#include <version.h>
#include <ppc_asm.tmpl>
#include <ppc_defs.h>
#include <asm/processor.h>
#include <tsi108.h>
/*
* Build Configuration Options
*/
/* #define DISABLE_PBM disables usage of PB Master */
/* #define SDC_HARDCODED_INIT config SDRAM controller with hardcoded values */
/* #define SDC_AUTOPRECH_EN enable SDRAM auto precharge */
/*
* Hardcoded SDC settings
*/
#ifdef SDC_HARDCODED_INIT
/* Micron MT9HTF6472AY-40EA1 : Unbuffered, 512MB, 400, CL3, Single Rank */
#define VAL_SD_REFRESH (0x61A)
#define VAL_SD_TIMING (0x0308336b)
#define VAL_SD_D0_CTRL (0x07100021) /* auto-precharge disabled */
#define VAL_SD_D0_BAR (0x0FE00000) /* 512MB @ 0x00000000 */
#define VAL_SD_D1_CTRL (0x07100021) /* auto-precharge disabled */
#define VAL_SD_D1_BAR (0x0FE00200) /* 512MB @ 0x20000000 */
#endif /* SDC_HARDCODED_INIT */
/*
CPU Configuration:
CPU Address and Data Parity enables.
#define CPU_AP
#define CPU_DP
*/
/*
* Macros
* !!! Attention !!! Macros LOAD_PTR, LOAD_U32 and LOAD_MEM defined below are
* expected to work correctly for the CSR space within 32KB range.
*
* LOAD_PTR and LOAD_U32 - load specified register with a 32 bit constant.
* These macros are absolutely identical except their names. This difference
* is provided intentionally for better readable code.
*/
#define LOAD_PTR(reg,const32) \
addis reg,r0,const32@h; ori reg,reg,const32@l
#define LOAD_U32(reg,const32) \
addis reg,r0,const32@h; ori reg,reg,const32@l
/* LOADMEM initializes a register with the contents of a specified 32-bit
* memory location, usually a CSR value.
*/
#define LOAD_MEM(reg,addr32) \
addis reg,r0,addr32@ha; lwz reg,addr32@l(reg)
#ifndef SDC_HARDCODED_INIT
sdc_clk_sync:
/* MHz: 0,0,183,100,133,167,200,233 */
.long 0, 0, 6, 10, 8, 6, 5, 4 /* nSec */
#endif
/*
* board_asm_init() - early initialization function. Coded to be portable to
* dual-CPU configuration.
* Checks CPU number and performs board HW initialization if called for CPU0.
* Registers used: r3,r4,r5,r6,r19,r29
*
* NOTE: For dual-CPU configuration only CPU0 is allowed to configure Tsi108
* and the rest of the board. Current implementation demonstrates two
* possible ways to identify CPU number:
* - for MPC74xx platform: uses MSSCR0[ID] bit as defined in UM.
* - for PPC750FX/GX boards: uses WHO_AM_I bit reported by Tsi108.
*/
.globl board_asm_init
board_asm_init:
mflr r19 /* Save LR to be able return later. */
bl icache_enable /* Enable icache to reduce reads from flash. */
/* Initialize pointer to Tsi108 register space */
LOAD_PTR(r29,CFG_TSI108_CSR_RST_BASE)/* r29 - pointer to tsi108 CSR space */
ori r4,r29,TSI108_PB_REG_OFFSET
/* Check Processor Version Number */
mfspr r3, PVR
rlwinm r3,r3,16,16,23 /* get ((Processor Version Number) & 0xFF00) */
cmpli 0,0,r3,0x8000 /* MPC74xx */
bne cont_brd_init
/*
* For MPC744x/5x enable extended BATs[4-7]
* Sri: Set HIGH_BAT_EN and XBSEN, and SPD =1
* to disable prefetch
*/
mfspr r5, HID0
oris r5, r5, 0x0080 /* Set HID0[HIGH_BAT_EN] bit #8 */
ori r5, r5, 0x0380 /* Set SPD,XBSEN,SGE bits #22,23,24 */
mtspr HID0, r5
isync
sync
/* Adding code to disable external interventions in MPX bus mode */
mfspr r3, 1014
oris r3, r3, 0x0100 /* Set the EIDIS bit in MSSCR0: bit 7 */
mtspr 1014, r3
isync
sync
/* Sri: code to enable FP unit */
mfmsr r3
ori r3, r3, 0x2000
mtmsr r3
isync
sync
/* def CONFIG_DUAL_CPU
* For MPC74xx processor, use MSSCR0[ID] bit to identify CPU number.
*/
#if(1)
mfspr r3,1014 /* read MSSCR0 */
rlwinm. r3,r3,27,31,31 /* get processor ID number */
mtspr SPRN_PIR,r3 /* Save CPU ID */
sync
bne init_done
b do_tsi108_init
cont_brd_init:
/* An alternative method of checking the processor number (in addition
* to configuration using MSSCR0[ID] bit on MPC74xx).
* Good for IBM PPC750FX/GX.
*/
lwz r3,PB_BUS_MS_SELECT(r4) /* read PB_ID register */
rlwinm. r3,r3,24,31,31 /* get processor ID number */
bne init_done
#else
cont_brd_init:
#endif /* CONFIG_DUAL_CPU */
/* Initialize Tsi108 chip */
do_tsi108_init:
/*
* Adjust HLP/Flash parameters. By default after reset the HLP port is
* set to support slow devices. Better performance can be achived when
* an optimal parameters are used for specific EPROM device.
* NOTE: This should be performed ASAP for the emulation platform
* because it has 5MHz HLP clocking.
*/
#ifdef CONFIG_TSI108EMU
ori r4,r29,TSI108_HLP_REG_OFFSET
LOAD_U32(r5,0x434422c0)
stw r5,0x08(r4) /* set HLP B0_CTRL0 */
sync
LOAD_U32(r5,0xd0012000)
stw r5,0x0c(r4) /* set HLP B0_CTRL1 */
sync
#endif
/* Initialize PB interface. */
ori r4,r29,TSI108_PB_REG_OFFSET
#if (CFG_TSI108_CSR_BASE != CFG_TSI108_CSR_RST_BASE)
/* Relocate (if required) Tsi108 registers. Set new value for
* PB_REG_BAR:
* Note we are in the 32-bit address mode.
*/
LOAD_U32(r5,(CFG_TSI108_CSR_BASE | 0x01)) /* PB_REG_BAR: BA + EN */
stw r5,PB_REG_BAR(r4)
andis. r29,r5,0xFFFF
sync
ori r4,r29,TSI108_PB_REG_OFFSET
#endif
/* Set PB Slave configuration register */
LOAD_U32(r5,0x00002481) /* PB_SCR: TEA enabled,AACK delay = 1 */
lwz r3, PB_RSR(r4) /* get PB bus mode */
xori r3,r3,0x0001 /* mask PB_BMODE: r3 -> (0 = 60X, 1 = MPX) */
rlwimi r5,r3,14,17,17 /* for MPX: set DTI_MODE bit */
stw r5,PB_SCR(r4)
sync
/* Configure PB Arbiter */
lwz r5,PB_ARB_CTRL(r4) /* Read PB Arbiter Control Register */
li r3, 0x00F0 /* ARB_PIPELINE_DEP mask */
#ifdef DISABLE_PBM
ori r3,r3,0x1000 /* add PBM_EN to clear (enabled by default) */
#endif
andc r5,r5,r3 /* Clear the masked bit fields */
ori r5,r5,0x0001 /* Set pipeline depth */
stw r5,PB_ARB_CTRL(r4)
#if (0) /* currently using the default settings for PBM after reset */
LOAD_U32(r5,0x) /* value for PB_MCR */
stw r5,PB_MCR(r4)
sync
LOAD_U32(r5,0x) /* value for PB_MCMD */
stw r5,PB_MCMD(r4)
sync
#endif
/* Disable or enable PVT based on processor bus frequency
* 1. Read CG_PWRUP_STATUS register field bits 18,17,16
* 2. See if the value is < or > 133mhz (18:16 = 100)
* 3. If > enable PVT
*/
LOAD_U32(r3,0xC0002234)
lwz r3,0(r3)
rlwinm r3,r3,16,29,31
cmpi 0,0,r3,0x0004
bgt sdc_init
#ifndef CONFIG_TSI108EMU
/* FIXME: Disable PB calibration control for any real Tsi108 board */
li r5,0x0101 /* disable calibration control */
stw r5,PB_PVT_CTRL2(r4)
sync
#endif
/* Initialize SDRAM controller. */
sdc_init:
#ifndef SDC_HARDCODED_INIT
/* get SDC clock prior doing sdram controller autoconfig */
ori r4,r29,TSI108_CLK_REG_OFFSET /* r4 - ptr to CG registers */
lwz r3, CG_PWRUP_STATUS(r4) /* get CG configuration */
rlwinm r3,r3,12,29,31 /* r3 - SD clk */
lis r5,sdc_clk_sync@h
ori r5,r5,sdc_clk_sync@l
/* Sri: At this point check if r3 = 001. If yes,
* the memory frequency should be same as the
* MPX bus frequency
*/
cmpi 0,0,r3,0x0001
bne get_nsec
lwz r6, CG_PWRUP_STATUS(r4)
rlwinm r6,r6,16,29,31
mr r3,r6
get_nsec:
rlwinm r3,r3,2,0,31
lwzx r9,r5,r3 /* get SD clk rate in nSec */
/* ATTN: r9 will be used by SPD routine */
#endif /* !SDC_HARDCODED_INIT */
ori r4,r29,TSI108_SD_REG_OFFSET /* r4 - ptr to SDRAM registers */
/* Initialize SDRAM controller. SDRAM Size = 512MB, One DIMM. */
LOAD_U32(r5,0x00)
stw r5,SD_INT_ENABLE(r4) /* Ensure that interrupts are disabled */
#ifdef ENABLE_SDRAM_ECC
li r5, 0x01
#endif /* ENABLE_SDRAM_ECC */
stw r5,SD_ECC_CTRL(r4) /* Enable/Disable ECC */
sync
#ifdef SDC_HARDCODED_INIT /* config sdram controller with hardcoded values */
/* First read the CG_PWRUP_STATUS register to get the
* memory speed from bits 22,21,20
*/
LOAD_U32(r3,0xC0002234)
lwz r3,0(r3)
rlwinm r3,r3,12,29,31
/* Now first check for 166, then 200, or default */
cmpi 0,0,r3,0x0005
bne check_for_200mhz
/* set values for 166 Mhz memory speed
* Set refresh rate and timing parameters
*/
LOAD_U32(r5,0x00000515)
stw r5,SD_REFRESH(r4)
LOAD_U32(r5,0x03073368)
stw r5,SD_TIMING(r4)
sync
/* Initialize DIMM0 control and BAR registers */
LOAD_U32(r5,VAL_SD_D0_CTRL) /* auto-precharge disabled */
#ifdef SDC_AUTOPRECH_EN
oris r5,r5,0x0001 /* set auto precharge EN bit */
#endif
stw r5,SD_D0_CTRL(r4)
LOAD_U32(r5,VAL_SD_D0_BAR)
stw r5,SD_D0_BAR(r4)
sync
/* Initialize DIMM1 control and BAR registers
* (same as dimm 0, next 512MB, disabled)
*/
LOAD_U32(r5,VAL_SD_D1_CTRL) /* auto-precharge disabled */
#ifdef SDC_AUTOPRECH_EN
oris r5,r5,0x0001 /* set auto precharge EN bit */
#endif
stw r5,SD_D1_CTRL(r4)
LOAD_U32(r5,VAL_SD_D1_BAR)
stw r5,SD_D1_BAR(r4)
sync
b sdc_init_done
check_for_200mhz:
cmpi 0,0,r3,0x0006
bne set_default_values
/* set values for 200Mhz memory speed
* Set refresh rate and timing parameters
*/
LOAD_U32(r5,0x0000061a)
stw r5,SD_REFRESH(r4)
LOAD_U32(r5,0x03083348)
stw r5,SD_TIMING(r4)
sync
/* Initialize DIMM0 control and BAR registers */
LOAD_U32(r5,VAL_SD_D0_CTRL) /* auto-precharge disabled */
#ifdef SDC_AUTOPRECH_EN
oris r5,r5,0x0001 /* set auto precharge EN bit */
#endif
stw r5,SD_D0_CTRL(r4)
LOAD_U32(r5,VAL_SD_D0_BAR)
stw r5,SD_D0_BAR(r4)
sync
/* Initialize DIMM1 control and BAR registers
* (same as dimm 0, next 512MB, disabled)
*/
LOAD_U32(r5,VAL_SD_D1_CTRL) /* auto-precharge disabled */
#ifdef SDC_AUTOPRECH_EN
oris r5,r5,0x0001 /* set auto precharge EN bit */
#endif
stw r5,SD_D1_CTRL(r4)
LOAD_U32(r5,VAL_SD_D1_BAR)
stw r5,SD_D1_BAR(r4)
sync
b sdc_init_done
set_default_values:
/* Set refresh rate and timing parameters */
LOAD_U32(r5,VAL_SD_REFRESH)
stw r5,SD_REFRESH(r4)
LOAD_U32(r5,VAL_SD_TIMING)
stw r5,SD_TIMING(r4)
sync
/* Initialize DIMM0 control and BAR registers */
LOAD_U32(r5,VAL_SD_D0_CTRL) /* auto-precharge disabled */
#ifdef SDC_AUTOPRECH_EN
oris r5,r5,0x0001 /* set auto precharge EN bit */
#endif
stw r5,SD_D0_CTRL(r4)
LOAD_U32(r5,VAL_SD_D0_BAR)
stw r5,SD_D0_BAR(r4)
sync
/* Initialize DIMM1 control and BAR registers
* (same as dimm 0, next 512MB, disabled)
*/
LOAD_U32(r5,VAL_SD_D1_CTRL) /* auto-precharge disabled */
#ifdef SDC_AUTOPRECH_EN
oris r5,r5,0x0001 /* set auto precharge EN bit */
#endif
stw r5,SD_D1_CTRL(r4)
LOAD_U32(r5,VAL_SD_D1_BAR)
stw r5,SD_D1_BAR(r4)
sync
#else /* !SDC_HARDCODED_INIT */
bl tsi108_sdram_spd /* automatically detect SDC settings */
#endif /* SDC_HARDCODED_INIT */
sdc_init_done:
#ifdef DISABLE_PBM
LOAD_U32(r5,0x00000030) /* PB_EN + OCN_EN */
#else
LOAD_U32(r5,0x00000230) /* PB_EN + OCN_EN + PB/OCN=80/20 */
#endif /* DISABLE_PBM */
#ifdef CONFIG_TSI108EMU
oris r5,r5,0x0010 /* set EMULATION_MODE bit */
#endif
stw r5,SD_CTRL(r4)
eieio
sync
/* Enable SDRAM access */
oris r5,r5,0x8000 /* start SDC: set SD_CTRL[ENABLE] bit */
stw r5,SD_CTRL(r4)
sync
wait_init_complete:
lwz r5,SD_STATUS(r4)
andi. r5,r5,0x0001
/* wait until SDRAM initialization is complete */
beq wait_init_complete
/* Map SDRAM into the processor bus address space */
ori r4,r29,TSI108_PB_REG_OFFSET
/* Setup BARs associated with direct path PB<->SDRAM */
/* PB_SDRAM_BAR1:
* provides a direct path to the main system memory (cacheable SDRAM)
*/
/* BA=0,Size=512MB, ENable, No Addr.Translation */
LOAD_U32(r5, 0x00000011)
stw r5,PB_SDRAM_BAR1(r4)
sync
/* Make sure that PB_SDRAM_BAR1 decoder is set
* (to allow following immediate read from SDRAM)
*/
lwz r5,PB_SDRAM_BAR1(r4)
sync
/* PB_SDRAM_BAR2:
* provides non-cacheable alias (via the direct path) to main
* system memory.
* Size = 512MB, ENable, Addr.Translation - ON,
* BA = 0x0_40000000, TA = 0x0_00000000
*/
LOAD_U32(r5, 0x40010011)
stw r5,PB_SDRAM_BAR2(r4)
sync
/* Make sure that PB_SDRAM_BAR2 decoder is set
* (to allow following immediate read from SDRAM)
*/
lwz r5,PB_SDRAM_BAR2(r4)
sync
init_done:
/* All done. Restore LR and return. */
mtlr r19
blr
#if (0)
/*
* init_cpu1
* This routine enables CPU1 on the dual-processor system.
* Now there is only one processor in the system
*/
.global enable_cpu1
enable_cpu1:
lis r3,Tsi108_Base@ha /* Get Grendel CSR Base Addr */
addi r3,r3,Tsi108_Base@l
lwz r3,0(r3) /* R3 = CSR Base Addr */
ori r4,r3,TSI108_PB_REG_OFFSET
lwz r3,PB_ARB_CTRL(r4) /* Read PB Arbiter Control Register */
ori r3,r3,0x0200 /* Set M1_EN bit */
stw r3,PB_ARB_CTRL(r4)
blr
#endif
/*
* enable_EI
* Enable CPU core external interrupt
*/
.global enable_EI
enable_EI:
mfmsr r3
ori r3,r3,0x8000 /* set EE bit */
mtmsr r3
blr
/*
* disable_EI
* Disable CPU core external interrupt
*/
.global disable_EI
disable_EI:
mfmsr r3
li r4,-32768 /* aka "li r4,0x8000" */
andc r3,r3,r4 /* clear EE bit */
mtmsr r3
blr
#ifdef ENABLE_SDRAM_ECC
/* enables SDRAM ECC */
.global enable_ECC
enable_ECC:
ori r4,r29,TSI108_SD_REG_OFFSET
lwz r3,SD_ECC_CTRL(r4) /* Read SDRAM ECC Control Register */
ori r3,r3,0x0001 /* Set ECC_EN bit */
stw r3,SD_ECC_CTRL(r4)
blr
/*
* clear_ECC_err
* Clears all pending SDRAM ECC errors
* (normally after SDRAM scrubbing/initialization)
*/
.global clear_ECC_err
clear_ECC_err:
ori r4,r29,TSI108_SD_REG_OFFSET
ori r3,r0,0x0030 /* ECC_UE_INT + ECC_CE_INT bits */
stw r3,SD_INT_STATUS(r4)
blr
#endif /* ENABLE_SDRAM_ECC */
#ifndef SDC_HARDCODED_INIT
/* SDRAM SPD Support */
#define SD_I2C_CTRL1 (0x400)
#define SD_I2C_CTRL2 (0x404)
#define SD_I2C_RD_DATA (0x408)
#define SD_I2C_WR_DATA (0x40C)
/*
* SDRAM SPD Support Macros
*/
#define SPD_DIMM0 (0x00000100)
#define SPD_DIMM1 (0x00000200) /* SPD_DIMM1 was 0x00000000 */
#define SPD_RDIMM (0x01)
#define SPD_UDIMM (0x02)
#define SPD_CAS_3 0x8
#define SPD_CAS_4 0x10
#define SPD_CAS_5 0x20
#define ERR_NO_DIMM_FOUND (0xdb0)
#define ERR_TRAS_FAIL (0xdb1)
#define ERR_TRCD_FAIL (0xdb2)
#define ERR_TRP_FAIL (0xdb3)
#define ERR_TWR_FAIL (0xdb4)
#define ERR_UNKNOWN_PART (0xdb5)
#define ERR_NRANK_INVALID (0xdb6)
#define ERR_DIMM_SIZE (0xdb7)
#define ERR_ADDR_MODE (0xdb8)
#define ERR_RFRSH_RATE (0xdb9)
#define ERR_DIMM_TYPE (0xdba)
#define ERR_CL_VALUE (0xdbb)
#define ERR_TRFC_FAIL (0xdbc)
/* READ_SPD requirements:
* byte - byte address in SPD device (0 - 255)
* r3 = will return data read from I2C Byte location
* r4 - unchanged (SDC base addr)
* r5 - clobbered in routine (I2C status)
* r10 - number of DDR slot where first SPD device is detected
*/
#define READ_SPD(byte_num) \
addis r3, 0, byte_num@l; \
or r3, r3, r10; \
ori r3, r3, 0x0A; \
stw r3, SD_I2C_CTRL1(r4); \
li r3, I2C_CNTRL2_START; \
stw r3, SD_I2C_CTRL2(r4); \
eieio; \
sync; \
li r3, 0x100; \
1:; \
addic. r3, r3, -1; \
bne 1b; \
2:; \
lwz r5, SD_I2C_CTRL2(r4); \
rlwinm. r3,r5,0,23,23; \
bne 2b; \
rlwinm. r3,r5,0,3,3; \
lwz r3,SD_I2C_RD_DATA(r4)
#define SPD_MIN_RFRSH (0x80)
#define SPD_MAX_RFRSH (0x85)
refresh_rates: /* in nSec */
.long 15625 /* Normal (0x80) */
.long 3900 /* Reduced 0.25x (0x81) */
.long 7800 /* Reduced 0.5x (0x82) */
.long 31300 /* Extended 2x (0x83) */
.long 62500 /* Extended 4x (0x84) */
.long 125000 /* Extended 8x (0x85) */
/*
* tsi108_sdram_spd
*
* Inittializes SDRAM Controller using DDR2 DIMM Serial Presence Detect data
* Uses registers: r4 - SDC base address (not changed)
* r9 - SDC clocking period in nSec
* Changes registers: r3,r5,r6,r7,r8,r10,r11
*/
tsi108_sdram_spd:
li r10,SPD_DIMM0
xor r11,r11,r11 /* DIMM Base Address: starts from 0 */
do_first_dimm:
/* Program Refresh Rate Register */
READ_SPD(12) /* get Refresh Rate */
beq check_next_slot
li r5, ERR_RFRSH_RATE
cmpi 0,0,r3,SPD_MIN_RFRSH
ble spd_fail
cmpi 0,0,r3,SPD_MAX_RFRSH
bgt spd_fail
addi r3,r3,-SPD_MIN_RFRSH
rlwinm r3,r3,2,0,31
lis r5,refresh_rates@h
ori r5,r5,refresh_rates@l
lwzx r5,r5,r3 /* get refresh rate in nSec */
divwu r5,r5,r9 /* calculate # of SDC clocks */
stw r5,SD_REFRESH(r4) /* Set refresh rate */
sync
/* Program SD Timing Register */
li r7, 0 /* clear r7 prior parameter collection */
READ_SPD(20) /* get DIMM type: Registered or Unbuffered */
beq spd_read_fail
li r5, ERR_DIMM_TYPE
cmpi 0,0,r3,SPD_UDIMM
beq do_cl
cmpi 0,0,r3,SPD_RDIMM
bne spd_fail
oris r7,r7,0x1000 /* set SD_TIMING[DIMM_TYPE] bit */
do_cl:
READ_SPD(18) /* Get CAS Latency */
beq spd_read_fail
li r5,ERR_CL_VALUE
andi. r6,r3,SPD_CAS_3
beq cl_4
li r6,3
b set_cl
cl_4:
andi. r6,r3,SPD_CAS_4
beq cl_5
li r6,4
b set_cl
cl_5:
andi. r6,r3,SPD_CAS_5
beq spd_fail
li r6,5
set_cl:
rlwimi r7,r6,24,5,7
READ_SPD(30) /* Get tRAS */
beq spd_read_fail
divwu r6,r3,r9
mullw r8,r6,r9
subf. r8,r8,r3
beq set_tras
addi r6,r6,1
set_tras:
li r5,ERR_TRAS_FAIL
cmpi 0,0,r6,0x0F /* max supported value */
bgt spd_fail
rlwimi r7,r6,16,12,15
READ_SPD(29) /* Get tRCD */
beq spd_read_fail
/* right shift tRCD by 2 bits as per DDR2 spec */
rlwinm r3,r3,30,2,31
divwu r6,r3,r9
mullw r8,r6,r9
subf. r8,r8,r3
beq set_trcd
addi r6,r6,1
set_trcd:
li r5,ERR_TRCD_FAIL
cmpi 0,0,r6,0x07 /* max supported value */
bgt spd_fail
rlwimi r7,r6,12,17,19
READ_SPD(27) /* Get tRP value */
beq spd_read_fail
rlwinm r3,r3,30,2,31 /* right shift tRP by 2 bits as per DDR2 spec */
divwu r6,r3,r9
mullw r8,r6,r9
subf. r8,r8,r3
beq set_trp
addi r6,r6,1
set_trp:
li r5,ERR_TRP_FAIL
cmpi 0,0,r6,0x07 /* max supported value */
bgt spd_fail
rlwimi r7,r6,8,21,23
READ_SPD(36) /* Get tWR value */
beq spd_read_fail
rlwinm r3,r3,30,2,31 /* right shift tWR by 2 bits as per DDR2 spec */
divwu r6,r3,r9
mullw r8,r6,r9
subf. r8,r8,r3
beq set_twr
addi r6,r6,1
set_twr:
addi r6,r6,-1 /* Tsi108 SDC always gives one extra clock */
li r5,ERR_TWR_FAIL
cmpi 0,0,r6,0x07 /* max supported value */
bgt spd_fail
rlwimi r7,r6,5,24,26
READ_SPD(42) /* Get tRFC */
beq spd_read_fail
li r5, ERR_TRFC_FAIL
/* Tsi108 spec: tRFC=(tRFC + 1)/2 */
addi r3,r3,1
rlwinm. r3,r3,31,1,31 /* divide by 2 */
beq spd_fail
divwu r6,r3,r9
mullw r8,r6,r9
subf. r8,r8,r3
beq set_trfc
addi r6,r6,1
set_trfc:
cmpi 0,0,r6,0x1F /* max supported value */
bgt spd_fail
rlwimi r7,r6,0,27,31
stw r7,SD_TIMING(r4)
sync
/*
* The following two registers are set on per-DIMM basis.
* The SD_REFRESH and SD_TIMING settings are common for both DIMMS
*/
do_each_dimm:
/* Program SDRAM DIMM Control Register */
li r7, 0 /* clear r7 prior parameter collection */
READ_SPD(13) /* Get Primary SDRAM Width */
beq spd_read_fail
cmpi 0,0,r3,4 /* Check for 4-bit SDRAM */
beq do_nbank
oris r7,r7,0x0010 /* Set MEM_WIDTH bit */
do_nbank:
READ_SPD(17) /* Get Number of banks on SDRAM device */
beq spd_read_fail
/* Grendel only distinguish betw. 4 or 8-bank memory parts */
li r5,ERR_UNKNOWN_PART /* non-supported memory part */
cmpi 0,0,r3,4
beq do_nrank
cmpi 0,0,r3,8
bne spd_fail
ori r7,r7,0x1000
do_nrank:
READ_SPD(5) /* Get # of Ranks */
beq spd_read_fail
li r5,ERR_NRANK_INVALID
andi. r6,r3,0x7 /* Use bits [2..0] only */
beq do_addr_mode
cmpi 0,0,r6,1
bgt spd_fail
rlwimi r7,r6,8,23,23
do_addr_mode:
READ_SPD(4) /* Get # of Column Addresses */
beq spd_read_fail
li r5, ERR_ADDR_MODE
andi. r3,r3,0x0f /* cut off reserved bits */
cmpi 0,0,r3,8
ble spd_fail
cmpi 0,0,r3,15
bgt spd_fail
addi r6,r3,-8 /* calculate ADDR_MODE parameter */
rlwimi r7,r6,4,24,27 /* set ADDR_MODE field */
set_dimm_ctrl:
#ifdef SDC_AUTOPRECH_EN
oris r7,r7,0x0001 /* set auto precharge EN bit */
#endif
ori r7,r7,1 /* set ENABLE bit */
cmpi 0,0,r10,SPD_DIMM0
bne 1f
stw r7,SD_D0_CTRL(r4)
sync
b set_dimm_bar
1:
stw r7,SD_D1_CTRL(r4)
sync
/* Program SDRAM DIMMx Base Address Register */
set_dimm_bar:
READ_SPD(5) /* get # of Ranks */
beq spd_read_fail
andi. r7,r3,0x7
addi r7,r7,1
READ_SPD(31) /* Read DIMM rank density */
beq spd_read_fail
rlwinm r5,r3,27,29,31
rlwinm r6,r3,3,24,28
or r5,r6,r5 /* r5 = Normalized Rank Density byte */
lis r8, 0x0080 /* 128MB >> 4 */
mullw r8,r8,r5 /* r8 = (rank_size >> 4) */
mullw r8,r8,r7 /* r8 = (DIMM_size >> 4) */
neg r7,r8
rlwinm r7,r7,28,4,31
or r7,r7,r11 /* set ADDR field */
rlwinm r8,r8,12,20,31
add r11,r11,r8 /* set Base Addr for next DIMM */
cmpi 0,0,r10,SPD_DIMM0
bne set_dimm1_size
stw r7,SD_D0_BAR(r4)
sync
li r10,SPD_DIMM1
READ_SPD(0)
bne do_each_dimm
b spd_done
set_dimm1_size:
stw r7,SD_D1_BAR(r4)
sync
spd_done:
blr
check_next_slot:
cmpi 0,0,r10,SPD_DIMM1
beq spd_read_fail
li r10,SPD_DIMM1
b do_first_dimm
spd_read_fail:
ori r3,r0,0xdead
b err_hung
spd_fail:
li r3,0x0bad
sync
err_hung: /* hang here for debugging */
nop
nop
b err_hung
#endif /* !SDC_HARDCODED_INIT */

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#
# Copyright (c) 2005 Freescale Semiconductor, Inc.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
# Flash address
TEXT_BASE = 0xFF000000
# RAM address
#TEXT_BASE = 0x00400000
PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -maltivec -mabi=altivec -msoft-float

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/*
* (C) Copyright 2005 Freescale Semiconductor, Inc.
*
* Roy Zang <tie-fei.zang@freescale.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
* modifications for the Tsi108 Emul Board by avb@Tundra
*/
/*
* board support/init functions for the
* Freescale MPC7448 HPC2 (High-Performance Computing 2 Platform).
*/
#include <common.h>
#include <74xx_7xx.h>
#if defined(CONFIG_OF_FLAT_TREE)
#include <ft_build.h>
extern void ft_cpu_setup (void *blob, bd_t *bd);
#endif
#undef DEBUG
extern void flush_data_cache (void);
extern void invalidate_l1_instruction_cache (void);
extern void tsi108_init_f (void);
int display_mem_map (void);
void after_reloc (ulong dest_addr)
{
DECLARE_GLOBAL_DATA_PTR;
/*
* Jump to the main U-Boot board init code
*/
board_init_r ((gd_t *) gd, dest_addr);
/* NOTREACHED */
}
/*
* Check Board Identity:
* report board type
*/
int checkboard (void)
{
int l_type = 0;
printf ("BOARD: %s\n", CFG_BOARD_NAME);
return (l_type);
}
/*
* Read Processor ID:
*
* report calling processor number
*/
int read_pid (void)
{
return 0; /* we are on single CPU platform for a while */
}
long int dram_size (int board_type)
{
return 0x20000000; /* 256M bytes */
}
long int initdram (int board_type)
{
return dram_size (board_type);
}
#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP)
void
ft_board_setup (void *blob, bd_t *bd)
{
u32 *p;
int len;
ft_cpu_setup (blob, bd);
p = ft_get_prop (blob, "/memory/reg", &len);
if (p != NULL) {
*p++ = cpu_to_be32 (bd->bi_memstart);
*p = cpu_to_be32 (bd->bi_memsize);
}
}
#endif

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/*****************************************************************************
* (C) Copyright 2003; Tundra Semiconductor Corp.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*****************************************************************************/
/*----------------------------------------------------------------------------
* FILENAME: tsi108_init.c
*
* Originator: Alex Bounine
*
* DESCRIPTION:
* Initialization code for the Tundra Tsi108 bridge chip
*---------------------------------------------------------------------------*/
#include <common.h>
#include <74xx_7xx.h>
#include <config.h>
#include <version.h>
#include <asm/processor.h>
#include <tsi108.h>
extern void mpicInit (int verbose);
/*
* Configuration Options
*/
typedef struct {
ulong upper;
ulong lower;
} PB2OCN_LUT_ENTRY;
PB2OCN_LUT_ENTRY pb2ocn_lut1[32] = {
/* 0 - 7 */
{0x00000000, 0x00000201}, /* PBA=0xE000_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xE100_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xE200_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xE300_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xE400_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xE500_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xE600_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xE700_0000 -> PCI/X (Byte-Swap) */
/* 8 - 15 */
{0x00000000, 0x00000201}, /* PBA=0xE800_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xE900_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xEA00_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xEB00_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xEC00_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xED00_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xEE00_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xEF00_0000 -> PCI/X (Byte-Swap) */
/* 16 - 23 */
{0x00000000, 0x00000201}, /* PBA=0xF000_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xF100_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xF200_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xF300_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xF400_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xF500_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xF600_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xF700_0000 -> PCI/X (Byte-Swap) */
/* 24 - 31 */
{0x00000000, 0x00000201}, /* PBA=0xF800_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xF900_0000 -> PCI/X (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xFA00_0000 -> PCI/X PCI I/O (Byte-Swap) */
{0x00000000, 0x00000201}, /* PBA=0xFB00_0000 -> PCI/X PCI Config (Byte-Swap) */
{0x00000000, 0x02000240}, /* PBA=0xFC00_0000 -> HLP */
{0x00000000, 0x01000240}, /* PBA=0xFD00_0000 -> HLP */
{0x00000000, 0x03000240}, /* PBA=0xFE00_0000 -> HLP */
{0x00000000, 0x00000240} /* PBA=0xFF00_0000 -> HLP : (Translation Enabled + Byte-Swap)*/
};
#ifdef CFG_CLK_SPREAD
typedef struct {
ulong ctrl0;
ulong ctrl1;
} PLL_CTRL_SET;
/*
* Clock Generator SPLL0 initialization values
* PLL0 configuration table for various PB_CLKO freq.
* Uses pre-calculated values for Fs = 30 kHz, D = 0.5%
* Fout depends on required PB_CLKO. Based on Fref = 33 MHz
*/
static PLL_CTRL_SET pll0_config[8] = {
{0x00000000, 0x00000000}, /* 0: bypass */
{0x00000000, 0x00000000}, /* 1: reserved */
{0x00430044, 0x00000043}, /* 2: CG_PB_CLKO = 183 MHz */
{0x005c0044, 0x00000039}, /* 3: CG_PB_CLKO = 100 MHz */
{0x005c0044, 0x00000039}, /* 4: CG_PB_CLKO = 133 MHz */
{0x004a0044, 0x00000040}, /* 5: CG_PB_CLKO = 167 MHz */
{0x005c0044, 0x00000039}, /* 6: CG_PB_CLKO = 200 MHz */
{0x004f0044, 0x0000003e} /* 7: CG_PB_CLKO = 233 MHz */
};
#endif /* CFG_CLK_SPREAD */
/*
* Prosessor Bus Clock (in MHz) defined by CG_PB_SELECT
* (based on recommended Tsi108 reference clock 33MHz)
*/
static int pb_clk_sel[8] = { 0, 0, 183, 100, 133, 167, 200, 233 };
/*
* get_board_bus_clk ()
*
* returns the bus clock in Hz.
*/
unsigned long get_board_bus_clk (void)
{
ulong i;
/* Detect PB clock freq. */
i = in32(CFG_TSI108_CSR_BASE + TSI108_CLK_REG_OFFSET + CG_PWRUP_STATUS);
i = (i >> 16) & 0x07; /* Get PB PLL multiplier */
return pb_clk_sel[i] * 1000000;
}
/*
* board_early_init_f ()
*
* board-specific initialization executed from flash
*/
int board_early_init_f (void)
{
DECLARE_GLOBAL_DATA_PTR;
ulong i;
gd->mem_clk = 0;
i = in32 (CFG_TSI108_CSR_BASE + TSI108_CLK_REG_OFFSET +
CG_PWRUP_STATUS);
i = (i >> 20) & 0x07; /* Get GD PLL multiplier */
switch (i) {
case 0: /* external clock */
printf ("Using external clock\n");
break;
case 1: /* system clock */
gd->mem_clk = gd->bus_clk;
break;
case 4: /* 133 MHz */
case 5: /* 166 MHz */
case 6: /* 200 MHz */
gd->mem_clk = pb_clk_sel[i] * 1000000;
break;
default:
printf ("Invalid DDR2 clock setting\n");
return -1;
}
printf ("BUS: %d MHz\n", get_board_bus_clk() / 1000000);
printf ("MEM: %d MHz\n", gd->mem_clk / 1000000);
return 0;
}
/*
* board_early_init_r() - Tsi108 initialization function executed right after
* relocation. Contains code that cannot be executed from flash.
*/
int board_early_init_r (void)
{
ulong temp, i;
ulong reg_val;
volatile ulong *reg_ptr;
reg_ptr =
(ulong *) (CFG_TSI108_CSR_BASE + TSI108_PB_REG_OFFSET + 0x900);
for (i = 0; i < 32; i++) {
*reg_ptr++ = 0x00000201; /* SWAP ENABLED */
*reg_ptr++ = 0x00;
}
__asm__ __volatile__ ("eieio");
__asm__ __volatile__ ("sync");
/* Setup PB_OCN_BAR2: size 256B + ENable @ 0x0_80000000 */
out32 (CFG_TSI108_CSR_BASE + TSI108_PB_REG_OFFSET + PB_OCN_BAR2,
0x80000001);
__asm__ __volatile__ ("sync");
/* Make sure that OCN_BAR2 decoder is set (to allow following immediate
* read from SDRAM)
*/
temp = in32(CFG_TSI108_CSR_BASE + TSI108_PB_REG_OFFSET + PB_OCN_BAR2);
__asm__ __volatile__ ("sync");
/*
* Remap PB_OCN_BAR1 to accomodate PCI-bus aperture and EPROM into the
* processor bus address space. Immediately after reset LUT and address
* translation are disabled for this BAR. Now we have to initialize LUT
* and switch from the BOOT mode to the normal operation mode.
*
* The aperture defined by PB_OCN_BAR1 startes at address 0xE0000000
* and covers 512MB of address space. To allow larger aperture we also
* have to relocate register window of Tsi108
*
* Initialize LUT (32-entries) prior switching PB_OCN_BAR1 from BOOT
* mode.
*
* initialize pointer to LUT associated with PB_OCN_BAR1
*/
reg_ptr =
(ulong *) (CFG_TSI108_CSR_BASE + TSI108_PB_REG_OFFSET + 0x800);
for (i = 0; i < 32; i++) {
*reg_ptr++ = pb2ocn_lut1[i].lower;
*reg_ptr++ = pb2ocn_lut1[i].upper;
}
__asm__ __volatile__ ("sync");
/* Base addresses for CS0, CS1, CS2, CS3 */
out32 (CFG_TSI108_CSR_BASE + TSI108_HLP_REG_OFFSET + HLP_B0_ADDR,
0x00000000);
__asm__ __volatile__ ("sync");
out32 (CFG_TSI108_CSR_BASE + TSI108_HLP_REG_OFFSET + HLP_B1_ADDR,
0x00100000);
__asm__ __volatile__ ("sync");
out32 (CFG_TSI108_CSR_BASE + TSI108_HLP_REG_OFFSET + HLP_B2_ADDR,
0x00200000);
__asm__ __volatile__ ("sync");
out32 (CFG_TSI108_CSR_BASE + TSI108_HLP_REG_OFFSET + HLP_B3_ADDR,
0x00300000);
__asm__ __volatile__ ("sync");
/* Masks for HLP banks */
out32 (CFG_TSI108_CSR_BASE + TSI108_HLP_REG_OFFSET + HLP_B0_MASK,
0xFFF00000);
__asm__ __volatile__ ("sync");
out32 (CFG_TSI108_CSR_BASE + TSI108_HLP_REG_OFFSET + HLP_B1_MASK,
0xFFF00000);
__asm__ __volatile__ ("sync");
out32 (CFG_TSI108_CSR_BASE + TSI108_HLP_REG_OFFSET + HLP_B2_MASK,
0xFFF00000);
__asm__ __volatile__ ("sync");
out32 (CFG_TSI108_CSR_BASE + TSI108_HLP_REG_OFFSET + HLP_B3_MASK,
0xFFF00000);
__asm__ __volatile__ ("sync");
/* Set CTRL0 values for banks */
out32 (CFG_TSI108_CSR_BASE + TSI108_HLP_REG_OFFSET + HLP_B0_CTRL0,
0x7FFC44C2);
__asm__ __volatile__ ("sync");
out32 (CFG_TSI108_CSR_BASE + TSI108_HLP_REG_OFFSET + HLP_B1_CTRL0,
0x7FFC44C0);
__asm__ __volatile__ ("sync");
out32 (CFG_TSI108_CSR_BASE + TSI108_HLP_REG_OFFSET + HLP_B2_CTRL0,
0x7FFC44C0);
__asm__ __volatile__ ("sync");
out32 (CFG_TSI108_CSR_BASE + TSI108_HLP_REG_OFFSET + HLP_B3_CTRL0,
0x7FFC44C2);
__asm__ __volatile__ ("sync");
/* Set banks to latched mode, enabled, and other default settings */
out32 (CFG_TSI108_CSR_BASE + TSI108_HLP_REG_OFFSET + HLP_B0_CTRL1,
0x7C0F2000);
__asm__ __volatile__ ("sync");
out32 (CFG_TSI108_CSR_BASE + TSI108_HLP_REG_OFFSET + HLP_B1_CTRL1,
0x7C0F2000);
__asm__ __volatile__ ("sync");
out32 (CFG_TSI108_CSR_BASE + TSI108_HLP_REG_OFFSET + HLP_B2_CTRL1,
0x7C0F2000);
__asm__ __volatile__ ("sync");
out32 (CFG_TSI108_CSR_BASE + TSI108_HLP_REG_OFFSET + HLP_B3_CTRL1,
0x7C0F2000);
__asm__ __volatile__ ("sync");
/*
* Set new value for PB_OCN_BAR1: switch from BOOT to LUT mode.
* value for PB_OCN_BAR1: (BA-0xE000_0000 + size 512MB + ENable)
*/
out32 (CFG_TSI108_CSR_BASE + TSI108_PB_REG_OFFSET + PB_OCN_BAR1,
0xE0000011);
__asm__ __volatile__ ("sync");
/* Make sure that OCN_BAR2 decoder is set (to allow following
* immediate read from SDRAM)
*/
temp = in32(CFG_TSI108_CSR_BASE + TSI108_PB_REG_OFFSET + PB_OCN_BAR1);
__asm__ __volatile__ ("sync");
/*
* SRI: At this point we have enabled the HLP banks. That means we can
* now read from the NVRAM and initialize the environment variables.
* We will over-ride the env_init called in board_init_f
* This is really a work-around because, the HLP bank 1
* where NVRAM resides is not visible during board_init_f
* (lib_ppc/board.c)
* Alternatively, we could use the I2C EEPROM at start-up to configure
* and enable all HLP banks and not just HLP 0 as is being done for
* Taiga Rev. 2.
*/
env_init ();
#ifndef DISABLE_PBM
/*
* For IBM processors we have to set Address-Only commands generated
* by PBM that are different from ones set after reset.
*/
temp = get_cpu_type ();
if ((CPU_750FX == temp) || (CPU_750GX == temp))
out32 (CFG_TSI108_CSR_BASE + TSI108_PB_REG_OFFSET + PB_MCMD,
0x00009955);
#endif /* DISABLE_PBM */
#ifdef CONFIG_PCI
/*
* Initialize PCI/X block
*/
/* Map PCI/X Configuration Space (16MB @ 0x0_FE000000) */
out32 (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET +
PCI_PFAB_BAR0_UPPER, 0);
__asm__ __volatile__ ("sync");
out32 (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + PCI_PFAB_BAR0,
0xFB000001);
__asm__ __volatile__ ("sync");
/* Set Bus Number for the attached PCI/X bus (we will use 0 for NB) */
temp = in32(CFG_TSI108_CSR_BASE +
TSI108_PCI_REG_OFFSET + PCI_PCIX_STAT);
temp &= ~0xFF00; /* Clear the BUS_NUM field */
out32 (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + PCI_PCIX_STAT,
temp);
/* Map PCI/X IO Space (64KB @ 0x0_FD000000) takes one 16MB LUT entry */
out32 (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + PCI_PFAB_IO_UPPER,
0);
__asm__ __volatile__ ("sync");
/* This register is on the PCI side to interpret the address it receives
* and maps it as a IO address.
*/
out32 (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + PCI_PFAB_IO,
0xFA000001);
__asm__ __volatile__ ("sync");
/*
* Map PCI/X Memory Space
*
* Transactions directed from OCM to PCI Memory Space are directed
* from PB to PCI
* unchanged (as defined by PB_OCN_BAR1,2 and LUT settings).
* If address remapping is required the corresponding PCI_PFAB_MEM32
* and PCI_PFAB_PFMx register groups have to be configured.
*
* Map the path from the PCI/X bus into the system memory
*
* The memory mapped window assotiated with PCI P2O_BAR2 provides
* access to the system memory without address remapping.
* All system memory is opened for accesses initiated by PCI/X bus
* masters.
*
* Initialize LUT associated with PCI P2O_BAR2
*
* set pointer to LUT associated with PCI P2O_BAR2
*/
reg_ptr =
(ulong *) (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + 0x500);
#ifdef DISABLE_PBM
/* In case when PBM is disabled (no HW supported cache snoopng on PB)
* P2O_BAR2 is directly mapped into the system memory without address
* translation.
*/
reg_val = 0x00000004; /* SDRAM port + NO Addr_Translation */
for (i = 0; i < 32; i++) {
*reg_ptr++ = reg_val; /* P2O_BAR2_LUTx */
*reg_ptr++ = 0; /* P2O_BAR2_LUT_UPPERx */
}
/* value for PCI BAR2 (size = 512MB, Enabled, No Addr. Translation) */
reg_val = 0x00007500;
#else
reg_val = 0x00000002; /* Destination port = PBM */
for (i = 0; i < 32; i++) {
*reg_ptr++ = reg_val; /* P2O_BAR2_LUTx */
/* P2O_BAR2_LUT_UPPERx : Set data swapping mode for PBM (byte swapping) */
*reg_ptr++ = 0x40000000;
/* offset = 16MB, address translation is enabled to allow byte swapping */
reg_val += 0x01000000;
}
/* value for PCI BAR2 (size = 512MB, Enabled, Address Translation Enabled) */
reg_val = 0x00007100;
#endif
__asm__ __volatile__ ("eieio");
__asm__ __volatile__ ("sync");
out32 (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + PCI_P2O_PAGE_SIZES,
reg_val);
__asm__ __volatile__ ("sync");
/* Set 64-bit PCI bus address for system memory
* ( 0 is the best choice for easy mapping)
*/
out32 (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + PCI_P2O_BAR2,
0x00000000);
out32 (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + PCI_P2O_BAR2_UPPER,
0x00000000);
__asm__ __volatile__ ("sync");
#ifndef DISABLE_PBM
/*
* The memory mapped window assotiated with PCI P2O_BAR3 provides
* access to the system memory using SDRAM OCN port and address
* translation. This is alternative way to access SDRAM from PCI
* required for Tsi108 emulation testing.
* All system memory is opened for accesses initiated by
* PCI/X bus masters.
*
* Initialize LUT associated with PCI P2O_BAR3
*
* set pointer to LUT associated with PCI P2O_BAR3
*/
reg_ptr =
(ulong *) (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + 0x600);
reg_val = 0x00000004; /* Destination port = SDC */
for (i = 0; i < 32; i++) {
*reg_ptr++ = reg_val; /* P2O_BAR3_LUTx */
/* P2O_BAR3_LUT_UPPERx : Set data swapping mode for PBM (byte swapping) */
*reg_ptr++ = 0;
/* offset = 16MB, address translation is enabled to allow byte swapping */
reg_val += 0x01000000;
}
__asm__ __volatile__ ("eieio");
__asm__ __volatile__ ("sync");
/* Configure PCI P2O_BAR3 (size = 512MB, Enabled) */
reg_val =
in32(CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET +
PCI_P2O_PAGE_SIZES);
reg_val &= ~0x00FF;
reg_val |= 0x0071;
out32 (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + PCI_P2O_PAGE_SIZES,
reg_val);
__asm__ __volatile__ ("sync");
/* Set 64-bit base PCI bus address for window (0x20000000) */
out32 (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + PCI_P2O_BAR3_UPPER,
0x00000000);
out32 (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + PCI_P2O_BAR3,
0x20000000);
__asm__ __volatile__ ("sync");
#endif /* !DISABLE_PBM */
#ifdef ENABLE_PCI_CSR_BAR
/* open if required access to Tsi108 CSRs from the PCI/X bus */
/* enable BAR0 on the PCI/X bus */
reg_val = in32(CFG_TSI108_CSR_BASE +
TSI108_PCI_REG_OFFSET + PCI_MISC_CSR);
reg_val |= 0x02;
out32 (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + PCI_MISC_CSR,
reg_val);
__asm__ __volatile__ ("sync");
out32 (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + PCI_P2O_BAR0_UPPER,
0x00000000);
out32 (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + PCI_P2O_BAR0,
CFG_TSI108_CSR_BASE);
__asm__ __volatile__ ("sync");
#endif
/*
* Finally enable PCI/X Bus Master and Memory Space access
*/
reg_val = in32(CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + PCI_CSR);
reg_val |= 0x06;
out32 (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + PCI_CSR, reg_val);
__asm__ __volatile__ ("sync");
#endif /* CONFIG_PCI */
/*
* Initialize MPIC outputs (interrupt pins):
* Interrupt routing on the Grendel Emul. Board:
* PB_INT[0] -> INT (CPU0)
* PB_INT[1] -> INT (CPU1)
* PB_INT[2] -> MCP (CPU0)
* PB_INT[3] -> MCP (CPU1)
* Set interrupt controller outputs as Level_Sensitive/Active_Low
*/
out32 (CFG_TSI108_CSR_BASE + TSI108_MPIC_REG_OFFSET + MPIC_CSR(0), 0x02);
out32 (CFG_TSI108_CSR_BASE + TSI108_MPIC_REG_OFFSET + MPIC_CSR(1), 0x02);
out32 (CFG_TSI108_CSR_BASE + TSI108_MPIC_REG_OFFSET + MPIC_CSR(2), 0x02);
out32 (CFG_TSI108_CSR_BASE + TSI108_MPIC_REG_OFFSET + MPIC_CSR(3), 0x02);
__asm__ __volatile__ ("sync");
/*
* Ensure that Machine Check exception is enabled
* We need it to support PCI Bus probing (configuration reads)
*/
reg_val = mfmsr ();
mtmsr(reg_val | MSR_ME);
return 0;
}
/*
* Needed to print out L2 cache info
* used in the misc_init_r function
*/
unsigned long get_l2cr (void)
{
unsigned long l2controlreg;
asm volatile ("mfspr %0, 1017":"=r" (l2controlreg):);
return l2controlreg;
}
/*
* misc_init_r()
*
* various things to do after relocation
*
*/
int misc_init_r (void)
{
DECLARE_GLOBAL_DATA_PTR;
#ifdef CFG_CLK_SPREAD /* Initialize Spread-Spectrum Clock generation */
ulong i;
/* Ensure that Spread-Spectrum is disabled */
out32 (CFG_TSI108_CSR_BASE + TSI108_CLK_REG_OFFSET + CG_PLL0_CTRL0, 0);
out32 (CFG_TSI108_CSR_BASE + TSI108_CLK_REG_OFFSET + CG_PLL1_CTRL0, 0);
/* Initialize PLL1: CG_PCI_CLK , internal OCN_CLK
* Uses pre-calculated value for Fout = 800 MHz, Fs = 30 kHz, D = 0.5%
*/
out32 (CFG_TSI108_CSR_BASE + TSI108_CLK_REG_OFFSET + CG_PLL1_CTRL0,
0x002e0044); /* D = 0.25% */
out32 (CFG_TSI108_CSR_BASE + TSI108_CLK_REG_OFFSET + CG_PLL1_CTRL1,
0x00000039); /* BWADJ */
/* Initialize PLL0: CG_PB_CLKO */
/* Detect PB clock freq. */
i = in32(CFG_TSI108_CSR_BASE + TSI108_CLK_REG_OFFSET + CG_PWRUP_STATUS);
i = (i >> 16) & 0x07; /* Get PB PLL multiplier */
out32 (CFG_TSI108_CSR_BASE +
TSI108_CLK_REG_OFFSET + CG_PLL0_CTRL0, pll0_config[i].ctrl0);
out32 (CFG_TSI108_CSR_BASE +
TSI108_CLK_REG_OFFSET + CG_PLL0_CTRL1, pll0_config[i].ctrl1);
/* Wait and set SSEN for both PLL0 and 1 */
udelay (1000);
out32 (CFG_TSI108_CSR_BASE + TSI108_CLK_REG_OFFSET + CG_PLL1_CTRL0,
0x802e0044); /* D=0.25% */
out32 (CFG_TSI108_CSR_BASE +
TSI108_CLK_REG_OFFSET + CG_PLL0_CTRL0,
0x80000000 | pll0_config[i].ctrl0);
#endif /* CFG_CLK_SPREAD */
#ifdef CFG_L2
l2cache_enable ();
#endif
printf ("BUS: %d MHz\n", gd->bus_clk / 1000000);
printf ("MEM: %d MHz\n", gd->mem_clk / 1000000);
/*
* All the information needed to print the cache details is avaiblable
* at this point i.e. above call to l2cache_enable is the very last
* thing done with regards to enabling diabling the cache.
* So this seems like a good place to print all this information
*/
printf ("CACHE: ");
switch (get_cpu_type()) {
case CPU_7447A:
printf ("L1 Instruction cache - 32KB 8-way");
(get_hid0 () & (1 << 15)) ? printf (" ENABLED\n") :
printf (" DISABLED\n");
printf ("L1 Data cache - 32KB 8-way");
(get_hid0 () & (1 << 14)) ? printf (" ENABLED\n") :
printf (" DISABLED\n");
printf ("Unified L2 cache - 512KB 8-way");
(get_l2cr () & (1 << 31)) ? printf (" ENABLED\n") :
printf (" DISABLED\n");
printf ("\n");
break;
case CPU_7448:
printf ("L1 Instruction cache - 32KB 8-way");
(get_hid0 () & (1 << 15)) ? printf (" ENABLED\n") :
printf (" DISABLED\n");
printf ("L1 Data cache - 32KB 8-way");
(get_hid0 () & (1 << 14)) ? printf (" ENABLED\n") :
printf (" DISABLED\n");
printf ("Unified L2 cache - 1MB 8-way");
(get_l2cr () & (1 << 31)) ? printf (" ENABLED\n") :
printf (" DISABLED\n");
break;
default:
break;
}
return 0;
}

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@ -0,0 +1,136 @@
/*
* (C) Copyright 2001
* Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*
* u-boot.lds - linker script for U-Boot on mpc7448hpc2 Board.
*/
OUTPUT_ARCH(powerpc)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.rel.text : { *(.rel.text) }
.rela.text : { *(.rela.text) }
.rel.data : { *(.rel.data) }
.rela.data : { *(.rela.data) }
.rel.rodata : { *(.rel.rodata) }
.rela.rodata : { *(.rela.rodata) }
.rel.got : { *(.rel.got) }
.rela.got : { *(.rela.got) }
.rel.ctors : { *(.rel.ctors) }
.rela.ctors : { *(.rela.ctors) }
.rel.dtors : { *(.rel.dtors) }
.rela.dtors : { *(.rela.dtors) }
.rel.bss : { *(.rel.bss) }
.rela.bss : { *(.rela.bss) }
.rel.plt : { *(.rel.plt) }
.rela.plt : { *(.rela.plt) }
.init : { *(.init) }
.plt : { *(.plt) }
.text :
{
cpu/74xx_7xx/start.o (.text)
/* store the environment in a seperate sector in the boot flash */
/* . = env_offset; */
/* common/environment.o(.text) */
*(.text)
*(.fixup)
*(.got1)
}
_etext = .;
PROVIDE (etext = .);
.rodata :
{
*(.rodata)
*(.rodata1)
*(.rodata.str1.4)
}
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x00FF) & 0xFFFFFF00;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
*(.got)
_GOT2_TABLE_ = .;
*(.got2)
_FIXUP_TABLE_ = .;
*(.fixup)
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
}
_edata = .;
PROVIDE (edata = .);
. = .;
__u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .;
. = .;
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(256);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(256);
__init_end = .;
__bss_start = .;
.bss :
{
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
}

View File

@ -31,6 +31,10 @@
#if defined(CONFIG_OF_FLAT_TREE) #if defined(CONFIG_OF_FLAT_TREE)
#include <ft_build.h> #include <ft_build.h>
#endif #endif
#if defined(CONFIG_OF_LIBFDT)
#include <libfdt.h>
#include <libfdt_env.h>
#endif
const qe_iop_conf_t qe_iop_conf_tab[] = { const qe_iop_conf_t qe_iop_conf_tab[] = {
/* GETH1 */ /* GETH1 */
@ -658,22 +662,45 @@ U_BOOT_CMD(ecc, 4, 0, do_ecc,
" - disables injects\n" " - re-inits memory"); " - disables injects\n" " - re-inits memory");
#endif /* if defined(CONFIG_DDR_ECC) && defined(CONFIG_DDR_ECC_CMD) */ #endif /* if defined(CONFIG_DDR_ECC) && defined(CONFIG_DDR_ECC_CMD) */
#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP) #if (defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)) \
&& defined(CONFIG_OF_BOARD_SETUP)
/*
* Prototypes of functions that we use.
*/
void ft_cpu_setup(void *blob, bd_t *bd);
#ifdef CONFIG_PCI
void ft_pci_setup(void *blob, bd_t *bd);
#endif
void void
ft_board_setup(void *blob, bd_t *bd) ft_board_setup(void *blob, bd_t *bd)
{ {
#if defined(CONFIG_OF_LIBFDT)
int nodeoffset;
int tmp[2];
nodeoffset = fdt_path_offset (fdt, "/memory");
if (nodeoffset >= 0) {
tmp[0] = cpu_to_be32(bd->bi_memstart);
tmp[1] = cpu_to_be32(bd->bi_memsize);
fdt_setprop(fdt, nodeoffset, "reg", tmp, sizeof(tmp));
}
#else
u32 *p; u32 *p;
int len; int len;
#ifdef CONFIG_PCI
ft_pci_setup(blob, bd);
#endif
ft_cpu_setup(blob, bd);
p = ft_get_prop(blob, "/memory/reg", &len); p = ft_get_prop(blob, "/memory/reg", &len);
if (p != NULL) { if (p != NULL) {
*p++ = cpu_to_be32(bd->bi_memstart); *p++ = cpu_to_be32(bd->bi_memstart);
*p = cpu_to_be32(bd->bi_memsize); *p = cpu_to_be32(bd->bi_memsize);
} }
}
#endif #endif
#ifdef CONFIG_PCI
ft_pci_setup(blob, bd);
#endif
ft_cpu_setup(blob, bd);
}
#endif /* CONFIG_OF_x */

View File

@ -21,6 +21,10 @@
#if defined(CONFIG_OF_FLAT_TREE) #if defined(CONFIG_OF_FLAT_TREE)
#include <ft_build.h> #include <ft_build.h>
#endif #endif
#if defined(CONFIG_OF_LIBFDT)
#include <libfdt.h>
#include <libfdt_env.h>
#endif
#include <asm/fsl_i2c.h> #include <asm/fsl_i2c.h>
@ -299,6 +303,22 @@ void pci_init_board(void)
} }
#endif /* CONFIG_PCISLAVE */ #endif /* CONFIG_PCISLAVE */
#if defined(CONFIG_OF_LIBFDT)
void
ft_pci_setup(void *blob, bd_t *bd)
{
int nodeoffset;
int err;
int tmp[2];
nodeoffset = fdt_path_offset (fdt, "/" OF_SOC "/pci@8500");
if (nodeoffset >= 0) {
tmp[0] = cpu_to_be32(hose[0].first_busno);
tmp[1] = cpu_to_be32(hose[0].last_busno);
err = fdt_setprop(fdt, nodeoffset, "bus-range", tmp, sizeof(tmp));
}
}
#endif /* CONFIG_OF_LIBFDT */
#ifdef CONFIG_OF_FLAT_TREE #ifdef CONFIG_OF_FLAT_TREE
void void
ft_pci_setup(void *blob, bd_t *bd) ft_pci_setup(void *blob, bd_t *bd)

View File

@ -25,7 +25,9 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a LIB = $(obj)lib$(BOARD).a
COBJS := $(BOARD).o pixis.o sys_eeprom.o COBJS := $(BOARD).o sys_eeprom.o \
../freescale/common/pixis.o
SOBJS := init.o SOBJS := init.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)

View File

@ -1,9 +1,5 @@
/* /*
* Copyright 2004 Freescale Semiconductor. * Copyright 2006, 2007 Freescale Semiconductor.
* Jeff Brown
* Srikanth Srinivasan (srikanth.srinivasan@freescale.com)
*
* (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.com>
* *
* See file CREDITS for list of people who contributed to this * See file CREDITS for list of people who contributed to this
* project. * project.
@ -25,18 +21,18 @@
*/ */
#include <common.h> #include <common.h>
#include <command.h>
#include <pci.h> #include <pci.h>
#include <asm/processor.h> #include <asm/processor.h>
#include <asm/immap_86xx.h> #include <asm/immap_86xx.h>
#include <spd.h> #include <spd.h>
#include <asm/io.h>
#if defined(CONFIG_OF_FLAT_TREE) #if defined(CONFIG_OF_FLAT_TREE)
#include <ft_build.h> #include <ft_build.h>
extern void ft_cpu_setup(void *blob, bd_t *bd); extern void ft_cpu_setup(void *blob, bd_t *bd);
#endif #endif
#include "pixis.h" #include "../freescale/common/pixis.h"
#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
extern void ddr_enable_ecc(unsigned int dram_size); extern void ddr_enable_ecc(unsigned int dram_size);
@ -258,109 +254,6 @@ ft_board_setup(void *blob, bd_t *bd)
#endif #endif
void
mpc8641_reset_board(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
char cmd;
ulong val;
ulong corepll;
/*
* No args is a simple reset request.
*/
if (argc <= 1) {
out8(PIXIS_BASE + PIXIS_RST, 0);
/* not reached */
}
cmd = argv[1][1];
switch (cmd) {
case 'f': /* reset with frequency changed */
if (argc < 5)
goto my_usage;
read_from_px_regs(0);
val = set_px_sysclk(simple_strtoul(argv[2], NULL, 10));
corepll = strfractoint(argv[3]);
val = val + set_px_corepll(corepll);
val = val + set_px_mpxpll(simple_strtoul(argv[4], NULL, 10));
if (val == 3) {
puts("Setting registers VCFGEN0 and VCTL\n");
read_from_px_regs(1);
puts("Resetting board with values from VSPEED0, VSPEED1, VCLKH, and VCLKL ....\n");
set_px_go();
} else
goto my_usage;
while (1) ; /* Not reached */
case 'l':
if (argv[2][1] == 'f') {
read_from_px_regs(0);
read_from_px_regs_altbank(0);
/* reset with frequency changed */
val = set_px_sysclk(simple_strtoul(argv[3], NULL, 10));
corepll = strfractoint(argv[4]);
val = val + set_px_corepll(corepll);
val = val + set_px_mpxpll(simple_strtoul(argv[5],
NULL, 10));
if (val == 3) {
puts("Setting registers VCFGEN0, VCFGEN1, VBOOT, and VCTL\n");
set_altbank();
read_from_px_regs(1);
read_from_px_regs_altbank(1);
puts("Enabling watchdog timer on the FPGA and resetting board with values from VSPEED0, VSPEED1, VCLKH, and VCLKL to boot from the other bank ....\n");
set_px_go_with_watchdog();
} else
goto my_usage;
while (1) ; /* Not reached */
} else if (argv[2][1] == 'd') {
/*
* Reset from alternate bank without changing
* frequencies but with watchdog timer enabled.
*/
read_from_px_regs(0);
read_from_px_regs_altbank(0);
puts("Setting registers VCFGEN1, VBOOT, and VCTL\n");
set_altbank();
read_from_px_regs_altbank(1);
puts("Enabling watchdog timer on the FPGA and resetting board to boot from the other bank....\n");
set_px_go_with_watchdog();
while (1) ; /* Not reached */
} else {
/*
* Reset from next bank without changing
* frequency and without watchdog timer enabled.
*/
read_from_px_regs(0);
read_from_px_regs_altbank(0);
if (argc > 2)
goto my_usage;
puts("Setting registers VCFGNE1, VBOOT, and VCTL\n");
set_altbank();
read_from_px_regs_altbank(1);
puts("Resetting board to boot from the other bank....\n");
set_px_go();
}
default:
goto my_usage;
}
my_usage:
puts("\nUsage: reset cf <SYSCLK freq> <COREPLL ratio> <MPXPLL ratio>\n");
puts(" reset altbank [cf <SYSCLK freq> <COREPLL ratio> <MPXPLL ratio>]\n");
puts(" reset altbank [wd]\n");
puts("For example: reset cf 40 2.5 10\n");
puts("See MPC8641HPCN Design Workbook for valid values of command line parameters.\n");
}
/* /*
* get_board_sys_clk * get_board_sys_clk
* Reads the FPGA on board for CONFIG_SYS_CLK_FREQ * Reads the FPGA on board for CONFIG_SYS_CLK_FREQ

View File

@ -120,10 +120,12 @@ SECTIONS
_edata = .; _edata = .;
PROVIDE (edata = .); PROVIDE (edata = .);
. = .;
__u_boot_cmd_start = .; __u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) } .u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .; __u_boot_cmd_end = .;
. = .;
__start___ex_table = .; __start___ex_table = .;
__ex_table : { *(__ex_table) } __ex_table : { *(__ex_table) }
__stop___ex_table = .; __stop___ex_table = .;

View File

@ -1,5 +1,5 @@
# #
# (C) Copyright 2006 Detlev Zundel, dzu@denx.de # (C) Copyright 2006, 2007 Detlev Zundel, dzu@denx.de
# (C) Copyright 2004 # (C) Copyright 2004
# Wolfgang Denk, DENX Software Engineering, wd@denx.de. # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
# #
@ -27,4 +27,3 @@
# #
TEXT_BASE = 0x40700000 TEXT_BASE = 0x40700000
BOARDLIBS = $(obj)drivers/nand/libnand.a

View File

@ -177,16 +177,14 @@ long int initdram (int board_type)
* *
* try 8 column mode * try 8 column mode
*/ */
size8 = dram_size (CFG_MAMR_8COL, (ulong *) SDRAM_BASE3_PRELIM, size8 = dram_size (CFG_MAMR_8COL, SDRAM_BASE3_PRELIM, SDRAM_MAX_SIZE);
SDRAM_MAX_SIZE);
udelay (1000); udelay (1000);
/* /*
* try 9 column mode * try 9 column mode
*/ */
size9 = dram_size (CFG_MAMR_9COL, (ulong *) SDRAM_BASE3_PRELIM, size9 = dram_size (CFG_MAMR_9COL, SDRAM_BASE3_PRELIM, SDRAM_MAX_SIZE);
SDRAM_MAX_SIZE);
udelay (1000); udelay (1000);

View File

@ -221,6 +221,8 @@ long int initdram (int board_type)
int checkboard (void) int checkboard (void)
{ {
puts ("Board: MAN UC101\n"); puts ("Board: MAN UC101\n");
/* clear the Display */
*(char *)(CFG_DISP_CWORD) = 0x80;
return 0; return 0;
} }

View File

@ -0,0 +1,65 @@
#
# (C) Copyright 2000-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk
ifneq ($(OBJTREE),$(SRCTREE))
$(shell mkdir -p $(obj)../common)
$(shell mkdir -p $(obj)../xilinx_enet)
endif
INCS := -I../common -I../xilinx_enet
CFLAGS += $(INCS)
HOST_CFLAGS += $(INCS)
LIB = $(obj)lib$(BOARD).a
COBJS = $(BOARD).o \
../xilinx_enet/emac_adapter.o ../xilinx_enet/xemac.o \
../xilinx_enet/xemac_options.o ../xilinx_enet/xemac_polled.o \
../xilinx_enet/xemac_intr.o ../xilinx_enet/xemac_g.o \
../xilinx_enet/xemac_intr_dma.o ../common/xipif_v1_23_b.o \
../common/xbasic_types.o ../common/xdma_channel.o \
../common/xdma_channel_sg.o ../common/xpacket_fifo_v1_00_b.o \
../common/xversion.o \
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(OBJS) $(SOBJS)
$(AR) $(ARFLAGS) $@ $^
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

View File

@ -0,0 +1,32 @@
#
# (C) Copyright 2007 Michal Simek
#
# Michal SIMEK <monstr@monstr.eu>
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
# CAUTION: This file is automatically generated by libgen.
# Version: Xilinx EDK 6.3 EDK_Gmm.12.3
#
TEXT_BASE = 0x12000000
PLATFORM_CPPFLAGS += -mno-xl-soft-mul
PLATFORM_CPPFLAGS += -mno-xl-soft-div
PLATFORM_CPPFLAGS += -mxl-barrel-shift

View File

@ -0,0 +1,49 @@
/*
* (C) Copyright 2007 Michal Simek
*
* Michal SIMEK <monstr@monstr.eu>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/* This is a board specific file. It's OK to include board specific
* header files */
#include <common.h>
#include <config.h>
void do_reset (void)
{
#ifdef CFG_GPIO_0
*((unsigned long *)(CFG_GPIO_0_ADDR)) =
++(*((unsigned long *)(CFG_GPIO_0_ADDR)));
#endif
#ifdef CFG_RESET_ADDRESS
puts ("Reseting board\n");
asm ("bra r0");
#endif
}
int gpio_init (void)
{
#ifdef CFG_GPIO_0
*((unsigned long *)(CFG_GPIO_0_ADDR)) = 0x0;
#endif
return 0;
}

View File

@ -0,0 +1,67 @@
/*
* (C) Copyright 2004 Atmark Techno, Inc.
*
* Yasushi SHOJI <yashi@atmark-techno.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
OUTPUT_ARCH(microblaze)
ENTRY(_start)
SECTIONS
{
.text ALIGN(0x4):
{
__text_start = .;
cpu/microblaze/start.o (.text)
*(.text)
__text_end = .;
}
.rodata ALIGN(0x4):
{
__rodata_start = .;
*(.rodata)
__rodata_end = .;
}
.data ALIGN(0x4):
{
__data_start = .;
*(.data)
__data_end = .;
}
.u_boot_cmd ALIGN(0x4):
{
. = .;
__u_boot_cmd_start = .;
*(.u_boot_cmd)
__u_boot_cmd_end = .;
}
.bss ALIGN(0x4):
{
__bss_start = .;
*(.bss)
__bss_end = .;
}
__end = . ;
}

View File

@ -0,0 +1,67 @@
/*
* (C) Copyright 2007 Michal Simek
*
* Michal SIMEK <monstr@monstr.eu>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* CAUTION: This file is automatically generated by libgen.
* Version: Xilinx EDK 6.3 EDK_Gmm.12.3
*/
/* System Clock Frequency */
#define XILINX_CLOCK_FREQ 66666667
/* Interrupt controller is intc_0 */
#define XILINX_INTC_BASEADDR 0xd1000fc0
#define XILINX_INTC_NUM_INTR_INPUTS 12
/* Timer pheriphery is opb_timer_0 */
#define XILINX_TIMER_BASEADDR 0xa2000000
#define XILINX_TIMER_IRQ 0
/* Uart pheriphery is console_uart */
#define XILINX_UART_BASEADDR 0xa0000000
#define XILINX_UART_BAUDRATE 115200
/* GPIO is opb_gpio_0*/
#define XILINX_GPIO_BASEADDR 0x90000000
/* Flash Memory is opb_emc_0 */
#define XILINX_FLASH_START 0x28000000
#define XILINX_FLASH_SIZE 0x00800000
/* Main Memory is plb_ddr_0 */
#define XILINX_RAM_START 0x10000000
#define XILINX_RAM_SIZE 0x10000000
/* Sysace Controller is opb_sysace_0 */
#define XILINX_SYSACE_BASEADDR 0xCF000000
#define XILINX_SYSACE_HIGHADDR 0xCF0001FF
#define XILINX_SYSACE_MEM_WIDTH 16
/* Ethernet controller is opb_ethernet_0 */
#define XPAR_XEMAC_NUM_INSTANCES 1
#define XPAR_OPB_ETHERNET_0_DEVICE_ID 0
#define XPAR_OPB_ETHERNET_0_BASEADDR 0x60000000
#define XPAR_OPB_ETHERNET_0_HIGHADDR 0x60003FFF
#define XPAR_OPB_ETHERNET_0_DMA_PRESENT 1
#define XPAR_OPB_ETHERNET_0_ERR_COUNT_EXIST 1
#define XPAR_OPB_ETHERNET_0_MII_EXIST 1

View File

@ -147,7 +147,11 @@ eth_rx(void)
RecvFrameLength = PKTSIZE; RecvFrameLength = PKTSIZE;
Result = XEmac_PollRecv(&Emac, (u8 *) etherrxbuff, &RecvFrameLength); Result = XEmac_PollRecv(&Emac, (u8 *) etherrxbuff, &RecvFrameLength);
if (Result == XST_SUCCESS) { if (Result == XST_SUCCESS) {
#ifndef CONFIG_EMACLITE
NetReceive((uchar *)etherrxbuff, RecvFrameLength); NetReceive((uchar *)etherrxbuff, RecvFrameLength);
#else
NetReceive(etherrxbuff, RecvFrameLength);
#endif
return (1); return (1);
} else { } else {
return (0); return (0);

View File

@ -0,0 +1,65 @@
#
# (C) Copyright 2000-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk
ifneq ($(OBJTREE),$(SRCTREE))
$(shell mkdir -p $(obj)../common)
$(shell mkdir -p $(obj)../xilinx_enet)
endif
INCS := -I../common -I../xilinx_enet
CFLAGS += $(INCS)
HOST_CFLAGS += $(INCS)
LIB = $(obj)lib$(BOARD).a
COBJS = $(BOARD).o \
../xilinx_enet/emac_adapter.o ../xilinx_enet/xemac.o \
../xilinx_enet/xemac_options.o ../xilinx_enet/xemac_polled.o \
../xilinx_enet/xemac_intr.o ../xilinx_enet/xemac_g.o \
../xilinx_enet/xemac_intr_dma.o ../common/xipif_v1_23_b.o \
../common/xbasic_types.o ../common/xdma_channel.o \
../common/xdma_channel_sg.o ../common/xpacket_fifo_v1_00_b.o \
../common/xversion.o \
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(OBJS) $(SOBJS)
$(AR) $(ARFLAGS) $@ $^
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

View File

@ -0,0 +1,32 @@
#
# (C) Copyright 2007 Michal Simek
#
# Michal SIMEK <monstr@monstr.eu>
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
# CAUTION: This file is automatically generated by libgen.
# Version: Xilinx EDK 8.2.02 EDK_Im_Sp2.4
#
TEXT_BASE = 0x38000000
PLATFORM_CPPFLAGS += -mno-xl-soft-mul
PLATFORM_CPPFLAGS += -mno-xl-soft-div
PLATFORM_CPPFLAGS += -mxl-barrel-shift

View File

@ -0,0 +1,67 @@
/*
* (C) Copyright 2004 Atmark Techno, Inc.
*
* Yasushi SHOJI <yashi@atmark-techno.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
OUTPUT_ARCH(microblaze)
ENTRY(_start)
SECTIONS
{
.text ALIGN(0x4):
{
__text_start = .;
cpu/microblaze/start.o (.text)
*(.text)
__text_end = .;
}
.rodata ALIGN(0x4):
{
__rodata_start = .;
*(.rodata)
__rodata_end = .;
}
.data ALIGN(0x4):
{
__data_start = .;
*(.data)
__data_end = .;
}
.u_boot_cmd ALIGN(0x4):
{
. = .;
__u_boot_cmd_start = .;
*(.u_boot_cmd)
__u_boot_cmd_end = .;
}
.bss ALIGN(0x4):
{
__bss_start = .;
*(.bss)
__bss_end = .;
}
__end = . ;
}

View File

@ -0,0 +1,64 @@
/*
* (C) Copyright 2007 Michal Simek
*
* Michal SIMEK <monstr@monstr.eu>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
* CAUTION: This file is automatically generated by libgen.
* Version: Xilinx EDK 8.2.02 EDK_Im_Sp2.4
*/
/* System Clock Frequency */
#define XILINX_CLOCK_FREQ 100000000
/* Interrupt controller is opb_intc_0 */
#define XILINX_INTC_BASEADDR 0x41200000
#define XILINX_INTC_NUM_INTR_INPUTS 11
/* Timer pheriphery is opb_timer_1 */
#define XILINX_TIMER_BASEADDR 0x41c00000
#define XILINX_TIMER_IRQ 1
/* Uart pheriphery is RS232_Uart_1 */
#define XILINX_UART_BASEADDR 0x40600000
#define XILINX_UART_BAUDRATE 115200
/* GPIO is LEDs_4Bit*/
#define XILINX_GPIO_BASEADDR 0x40000000
/* FLASH doesn't exist none */
/* Main Memory is DDR_256MB_32MX64_rank1_row13_col10_cl2_5 */
#define XILINX_RAM_START 0x30000000
#define XILINX_RAM_SIZE 0x10000000
/* Sysace Controller is SysACE_CompactFlash */
#define XILINX_SYSACE_BASEADDR 0x41800000
#define XILINX_SYSACE_HIGHADDR 0x4180ffff
#define XILINX_SYSACE_MEM_WIDTH 16
/* Ethernet controller is Ethernet_MAC */
#define XPAR_XEMAC_NUM_INSTANCES 1
#define XPAR_OPB_ETHERNET_0_DEVICE_ID 0
#define XPAR_OPB_ETHERNET_0_BASEADDR 0x40c00000
#define XPAR_OPB_ETHERNET_0_HIGHADDR 0x40c0ffff
#define XPAR_OPB_ETHERNET_0_DMA_PRESENT 1
#define XPAR_OPB_ETHERNET_0_ERR_COUNT_EXIST 1
#define XPAR_OPB_ETHERNET_0_MII_EXIST 1

View File

@ -0,0 +1,49 @@
/*
* (C) Copyright 2007 Michal Simek
*
* Michal SIMEK <monstr@monstr.eu>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/* This is a board specific file. It's OK to include board specific
* header files */
#include <common.h>
#include <config.h>
void do_reset (void)
{
#ifdef CFG_GPIO_0
*((unsigned long *)(CFG_GPIO_0_ADDR)) =
++(*((unsigned long *)(CFG_GPIO_0_ADDR)));
#endif
#ifdef CFG_RESET_ADDRESS
puts ("Reseting board\n");
asm ("bra r0");
#endif
}
int gpio_init (void)
{
#ifdef CFG_GPIO_0
*((unsigned long *)(CFG_GPIO_0_ADDR)) = 0x0;
#endif
return 0;
}

View File

@ -32,7 +32,7 @@ COBJS = main.o ACEX1K.o altera.o bedbug.o circbuf.o cmd_autoscript.o \
cmd_cache.o cmd_console.o \ cmd_cache.o cmd_console.o \
cmd_date.o cmd_dcr.o cmd_diag.o cmd_display.o cmd_doc.o cmd_dtt.o \ cmd_date.o cmd_dcr.o cmd_diag.o cmd_display.o cmd_doc.o cmd_dtt.o \
cmd_eeprom.o cmd_elf.o cmd_ext2.o \ cmd_eeprom.o cmd_elf.o cmd_ext2.o \
cmd_fat.o cmd_fdc.o cmd_fdos.o cmd_flash.o cmd_fpga.o \ cmd_fat.o cmd_fdc.o cmd_fdt.o cmd_fdos.o cmd_flash.o cmd_fpga.o \
cmd_i2c.o cmd_ide.o cmd_immap.o cmd_itest.o cmd_jffs2.o \ cmd_i2c.o cmd_ide.o cmd_immap.o cmd_itest.o cmd_jffs2.o \
cmd_load.o cmd_log.o \ cmd_load.o cmd_log.o \
cmd_mem.o cmd_mii.o cmd_misc.o cmd_mmc.o \ cmd_mem.o cmd_mii.o cmd_misc.o cmd_mmc.o \
@ -45,7 +45,7 @@ COBJS = main.o ACEX1K.o altera.o bedbug.o circbuf.o cmd_autoscript.o \
env_nand.o env_dataflash.o env_flash.o env_eeprom.o \ env_nand.o env_dataflash.o env_flash.o env_eeprom.o \
env_nvram.o env_nowhere.o \ env_nvram.o env_nowhere.o \
exports.o \ exports.o \
flash.o fpga.o ft_build.o \ fdt_support.o flash.o fpga.o ft_build.o \
hush.o kgdb.o lcd.o lists.o lynxkdi.o \ hush.o kgdb.o lcd.o lists.o lynxkdi.o \
memsize.o miiphybb.o miiphyutil.o \ memsize.o miiphybb.o miiphyutil.o \
s_record.o serial.o soft_i2c.o soft_spi.o spartan2.o spartan3.o \ s_record.o serial.o soft_i2c.o soft_spi.o spartan2.o spartan3.o \

View File

@ -180,6 +180,32 @@ int do_bdinfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
return 0; return 0;
} }
#elif defined(CONFIG_MICROBLAZE) /* ! PPC, which leaves Microblaze */
int do_bdinfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
int i;
bd_t *bd = gd->bd;
print_num ("mem start ", (ulong)bd->bi_memstart);
print_num ("mem size ", (ulong)bd->bi_memsize);
print_num ("flash start ", (ulong)bd->bi_flashstart);
print_num ("flash size ", (ulong)bd->bi_flashsize);
print_num ("flash offset ", (ulong)bd->bi_flashoffset);
#if defined(CFG_SRAM_BASE)
print_num ("sram start ", (ulong)bd->bi_sramstart);
print_num ("sram size ", (ulong)bd->bi_sramsize);
#endif
#if defined(CFG_CMD_NET)
puts ("ethaddr =");
for (i=0; i<6; ++i) {
printf ("%c%02X", i ? ':' : ' ', bd->bi_enetaddr[i]);
}
puts ("\nip_addr = ");
print_IPaddr (bd->bi_ip_addr);
#endif
printf ("\nbaudrate = %d bps\n", (ulong)bd->bi_baudrate);
return 0;
}
#else /* ! PPC, which leaves MIPS */ #else /* ! PPC, which leaves MIPS */

View File

@ -34,7 +34,12 @@
#include <environment.h> #include <environment.h>
#include <asm/byteorder.h> #include <asm/byteorder.h>
#ifdef CONFIG_OF_FLAT_TREE #if defined(CONFIG_OF_LIBFDT)
#include <fdt.h>
#include <libfdt.h>
#include <fdt_support.h>
#endif
#if defined(CONFIG_OF_FLAT_TREE)
#include <ft_build.h> #include <ft_build.h>
#endif #endif
@ -242,26 +247,26 @@ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
len_ptr = (ulong *)data; len_ptr = (ulong *)data;
#if defined(__PPC__) #if defined(__ARM__)
if (hdr->ih_arch != IH_CPU_PPC)
#elif defined(__ARM__)
if (hdr->ih_arch != IH_CPU_ARM) if (hdr->ih_arch != IH_CPU_ARM)
#elif defined(__avr32__)
if (hdr->ih_arch != IH_CPU_AVR32)
#elif defined(__bfin__)
if (hdr->ih_arch != IH_CPU_BLACKFIN)
#elif defined(__I386__) #elif defined(__I386__)
if (hdr->ih_arch != IH_CPU_I386) if (hdr->ih_arch != IH_CPU_I386)
#elif defined(__mips__)
if (hdr->ih_arch != IH_CPU_MIPS)
#elif defined(__nios__)
if (hdr->ih_arch != IH_CPU_NIOS)
#elif defined(__M68K__) #elif defined(__M68K__)
if (hdr->ih_arch != IH_CPU_M68K) if (hdr->ih_arch != IH_CPU_M68K)
#elif defined(__microblaze__) #elif defined(__microblaze__)
if (hdr->ih_arch != IH_CPU_MICROBLAZE) if (hdr->ih_arch != IH_CPU_MICROBLAZE)
#elif defined(__mips__)
if (hdr->ih_arch != IH_CPU_MIPS)
#elif defined(__nios__)
if (hdr->ih_arch != IH_CPU_NIOS)
#elif defined(__nios2__) #elif defined(__nios2__)
if (hdr->ih_arch != IH_CPU_NIOS2) if (hdr->ih_arch != IH_CPU_NIOS2)
#elif defined(__blackfin__) #elif defined(__PPC__)
if (hdr->ih_arch != IH_CPU_BLACKFIN) if (hdr->ih_arch != IH_CPU_PPC)
#elif defined(__avr32__)
if (hdr->ih_arch != IH_CPU_AVR32)
#else #else
# error Unknown CPU type # error Unknown CPU type
#endif #endif
@ -467,7 +472,7 @@ U_BOOT_CMD(
"[addr [arg ...]]\n - boot application image stored in memory\n" "[addr [arg ...]]\n - boot application image stored in memory\n"
"\tpassing arguments 'arg ...'; when booting a Linux kernel,\n" "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n"
"\t'arg' can be the address of an initrd image\n" "\t'arg' can be the address of an initrd image\n"
#ifdef CONFIG_OF_FLAT_TREE #if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)
"\tWhen booting a Linux kernel which requires a flat device-tree\n" "\tWhen booting a Linux kernel which requires a flat device-tree\n"
"\ta third argument is required which is the address of the of the\n" "\ta third argument is required which is the address of the of the\n"
"\tdevice-tree blob. To boot that kernel without an initrd image,\n" "\tdevice-tree blob. To boot that kernel without an initrd image,\n"
@ -529,7 +534,7 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
bd_t *kbd; bd_t *kbd;
void (*kernel)(bd_t *, ulong, ulong, ulong, ulong); void (*kernel)(bd_t *, ulong, ulong, ulong, ulong);
image_header_t *hdr = &header; image_header_t *hdr = &header;
#ifdef CONFIG_OF_FLAT_TREE #if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)
char *of_flat_tree = NULL; char *of_flat_tree = NULL;
ulong of_data = 0; ulong of_data = 0;
#endif #endif
@ -622,7 +627,7 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
* Check if there is an initrd image * Check if there is an initrd image
*/ */
#ifdef CONFIG_OF_FLAT_TREE #if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)
/* Look for a '-' which indicates to ignore the ramdisk argument */ /* Look for a '-' which indicates to ignore the ramdisk argument */
if (argc >= 3 && strcmp(argv[2], "-") == 0) { if (argc >= 3 && strcmp(argv[2], "-") == 0) {
debug ("Skipping initrd\n"); debug ("Skipping initrd\n");
@ -739,12 +744,15 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
len = data = 0; len = data = 0;
} }
#ifdef CONFIG_OF_FLAT_TREE #if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)
if(argc > 3) { if(argc > 3) {
of_flat_tree = (char *) simple_strtoul(argv[3], NULL, 16); of_flat_tree = (char *) simple_strtoul(argv[3], NULL, 16);
hdr = (image_header_t *)of_flat_tree; hdr = (image_header_t *)of_flat_tree;
#if defined(CONFIG_OF_LIBFDT)
if (*(ulong *)of_flat_tree == OF_DT_HEADER) { if (fdt_check_header(of_flat_tree) == 0) {
#else
if (*(ulong *)of_flat_tree == OF_DT_HEADER) {
#endif
#ifndef CFG_NO_FLASH #ifndef CFG_NO_FLASH
if (addr2info((ulong)of_flat_tree) != NULL) if (addr2info((ulong)of_flat_tree) != NULL)
of_data = (ulong)of_flat_tree; of_data = (ulong)of_flat_tree;
@ -787,7 +795,11 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
printf("ERROR: uImage is not uncompressed\n"); printf("ERROR: uImage is not uncompressed\n");
return; return;
} }
#if defined(CONFIG_OF_LIBFDT)
if (fdt_check_header(of_flat_tree + sizeof(image_header_t)) == 0) {
#else
if (*((ulong *)(of_flat_tree + sizeof(image_header_t))) != OF_DT_HEADER) { if (*((ulong *)(of_flat_tree + sizeof(image_header_t))) != OF_DT_HEADER) {
#endif
printf ("ERROR: uImage data is not a flat device tree\n"); printf ("ERROR: uImage data is not a flat device tree\n");
return; return;
} }
@ -824,12 +836,20 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
of_data += 4 - tail; of_data += 4 - tail;
} }
#if defined(CONFIG_OF_LIBFDT)
if (fdt_check_header((void *)of_data) != 0) {
#else
if (((struct boot_param_header *)of_data)->magic != OF_DT_HEADER) { if (((struct boot_param_header *)of_data)->magic != OF_DT_HEADER) {
#endif
printf ("ERROR: image is not a flat device tree\n"); printf ("ERROR: image is not a flat device tree\n");
return; return;
} }
#if defined(CONFIG_OF_LIBFDT)
if (be32_to_cpu(fdt_totalsize(of_data)) != ntohl(len_ptr[2])) {
#else
if (((struct boot_param_header *)of_data)->totalsize != ntohl(len_ptr[2])) { if (((struct boot_param_header *)of_data)->totalsize != ntohl(len_ptr[2])) {
#endif
printf ("ERROR: flat device tree size does not agree with image\n"); printf ("ERROR: flat device tree size does not agree with image\n");
return; return;
} }
@ -913,7 +933,52 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
unlock_ram_in_cache(); unlock_ram_in_cache();
#endif #endif
#ifdef CONFIG_OF_FLAT_TREE #if defined(CONFIG_OF_LIBFDT)
/* move of_flat_tree if needed */
if (of_data) {
int err;
ulong of_start, of_len;
of_len = be32_to_cpu(fdt_totalsize(of_data));
/* position on a 4K boundary before the initrd/kbd */
if (initrd_start)
of_start = initrd_start - of_len;
else
of_start = (ulong)kbd - of_len;
of_start &= ~(4096 - 1); /* align on page */
debug ("## device tree at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n",
of_data, of_data + of_len - 1, of_len, of_len);
of_flat_tree = (char *)of_start;
printf (" Loading Device Tree to %08lx, end %08lx ... ",
of_start, of_start + of_len - 1);
err = fdt_open_into((void *)of_start, (void *)of_data, of_len);
if (err != 0) {
printf ("libfdt: %s " __FILE__ " %d\n", fdt_strerror(err), __LINE__);
}
/*
* Add the chosen node if it doesn't exist, add the env and bd_t
* if the user wants it (the logic is in the subroutines).
*/
if (fdt_chosen(of_flat_tree, initrd_start, initrd_end, 0) < 0) {
printf("Failed creating the /chosen node (0x%08X), aborting.\n", of_flat_tree);
return;
}
#ifdef CONFIG_OF_HAS_UBOOT_ENV
if (fdt_env(of_flat_tree) < 0) {
printf("Failed creating the /u-boot-env node, aborting.\n");
return;
}
#endif
#ifdef CONFIG_OF_HAS_BD_T
if (fdt_bd_t(of_flat_tree) < 0) {
printf("Failed creating the /bd_t node, aborting.\n");
return;
}
#endif
}
#endif
#if defined(CONFIG_OF_FLAT_TREE)
/* move of_flat_tree if needed */ /* move of_flat_tree if needed */
if (of_data) { if (of_data) {
ulong of_start, of_len; ulong of_start, of_len;
@ -942,13 +1007,13 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
* r6: Start of command line string * r6: Start of command line string
* r7: End of command line string * r7: End of command line string
*/ */
#ifdef CONFIG_OF_FLAT_TREE #if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)
if (!of_flat_tree) /* no device tree; boot old style */ if (!of_flat_tree) /* no device tree; boot old style */
#endif #endif
(*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end); (*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end);
/* does not return */ /* does not return */
#ifdef CONFIG_OF_FLAT_TREE #if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)
/* /*
* Linux Kernel Parameters (passing device tree): * Linux Kernel Parameters (passing device tree):
* r3: ptr to OF flat tree, followed by the board info data * r3: ptr to OF flat tree, followed by the board info data
@ -957,8 +1022,28 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
* r6: NULL * r6: NULL
* r7: NULL * r7: NULL
*/ */
#if defined(CONFIG_OF_FLAT_TREE)
ft_setup(of_flat_tree, kbd, initrd_start, initrd_end); ft_setup(of_flat_tree, kbd, initrd_start, initrd_end);
/* ft_dump_blob(of_flat_tree); */ /* ft_dump_blob(of_flat_tree); */
#endif
#if defined(CONFIG_OF_LIBFDT)
if (fdt_chosen(of_flat_tree, initrd_start, initrd_end, 0) < 0) {
printf("Failed creating the /chosen node (0x%08X), aborting.\n", of_flat_tree);
return;
}
#ifdef CONFIG_OF_HAS_UBOOT_ENV
if (fdt_env(of_flat_tree) < 0) {
printf("Failed creating the /u-boot-env node, aborting.\n");
return;
}
#endif
#ifdef CONFIG_OF_HAS_BD_T
if (fdt_bd_t(of_flat_tree) < 0) {
printf("Failed creating the /bd_t node, aborting.\n");
return;
}
#endif
#endif /* if defined(CONFIG_OF_LIBFDT) */
(*kernel) ((bd_t *)of_flat_tree, (ulong)kernel, 0, 0, 0); (*kernel) ((bd_t *)of_flat_tree, (ulong)kernel, 0, 0, 0);
#endif #endif
@ -1354,19 +1439,20 @@ print_type (image_header_t *hdr)
case IH_CPU_ALPHA: arch = "Alpha"; break; case IH_CPU_ALPHA: arch = "Alpha"; break;
case IH_CPU_ARM: arch = "ARM"; break; case IH_CPU_ARM: arch = "ARM"; break;
case IH_CPU_AVR32: arch = "AVR32"; break; case IH_CPU_AVR32: arch = "AVR32"; break;
case IH_CPU_BLACKFIN: arch = "Blackfin"; break;
case IH_CPU_I386: arch = "Intel x86"; break; case IH_CPU_I386: arch = "Intel x86"; break;
case IH_CPU_IA64: arch = "IA64"; break; case IH_CPU_IA64: arch = "IA64"; break;
case IH_CPU_MIPS: arch = "MIPS"; break; case IH_CPU_M68K: arch = "M68K"; break;
case IH_CPU_MICROBLAZE: arch = "Microblaze"; break;
case IH_CPU_MIPS64: arch = "MIPS 64 Bit"; break; case IH_CPU_MIPS64: arch = "MIPS 64 Bit"; break;
case IH_CPU_MIPS: arch = "MIPS"; break;
case IH_CPU_NIOS2: arch = "Nios-II"; break;
case IH_CPU_NIOS: arch = "Nios"; break;
case IH_CPU_PPC: arch = "PowerPC"; break; case IH_CPU_PPC: arch = "PowerPC"; break;
case IH_CPU_S390: arch = "IBM S390"; break; case IH_CPU_S390: arch = "IBM S390"; break;
case IH_CPU_SH: arch = "SuperH"; break; case IH_CPU_SH: arch = "SuperH"; break;
case IH_CPU_SPARC: arch = "SPARC"; break;
case IH_CPU_SPARC64: arch = "SPARC 64 Bit"; break; case IH_CPU_SPARC64: arch = "SPARC 64 Bit"; break;
case IH_CPU_M68K: arch = "M68K"; break; case IH_CPU_SPARC: arch = "SPARC"; break;
case IH_CPU_MICROBLAZE: arch = "Microblaze"; break;
case IH_CPU_NIOS: arch = "Nios"; break;
case IH_CPU_NIOS2: arch = "Nios-II"; break;
default: arch = "Unknown Architecture"; break; default: arch = "Unknown Architecture"; break;
} }

635
common/cmd_fdt.c Normal file
View File

@ -0,0 +1,635 @@
/*
* (C) Copyright 2007
* Gerald Van Baren, Custom IDEAS, vanbaren@cideas.com
* Based on code written by:
* Pantelis Antoniou <pantelis.antoniou@gmail.com> and
* Matthew McClintock <msm@freescale.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <command.h>
#include <linux/ctype.h>
#include <linux/types.h>
#ifdef CONFIG_OF_LIBFDT
#include <asm/global_data.h>
#include <fdt.h>
#include <libfdt.h>
#include <fdt_support.h>
#define MAX_LEVEL 32 /* how deeply nested we will go */
#define SCRATCHPAD 1024 /* bytes of scratchpad memory */
/*
* Global data (for the gd->bd)
*/
DECLARE_GLOBAL_DATA_PTR;
/*
* Scratchpad memory.
*/
static char data[SCRATCHPAD];
/*
* Function prototypes/declarations.
*/
static int fdt_valid(void);
static void print_data(const void *data, int len);
/*
* Flattened Device Tree command, see the help for parameter definitions.
*/
int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
char op;
if (argc < 2) {
printf ("Usage:\n%s\n", cmdtp->usage);
return 1;
}
/*
* Figure out which subcommand was given
*/
op = argv[1][0];
/********************************************************************
* Set the address of the fdt
********************************************************************/
if (op == 'a') {
/*
* Set the address [and length] of the fdt.
*/
fdt = (struct fdt_header *)simple_strtoul(argv[2], NULL, 16);
if (!fdt_valid()) {
return 1;
}
if (argc >= 4) {
int len;
int err;
/*
* Optional new length
*/
len = simple_strtoul(argv[3], NULL, 16);
if (len < fdt_totalsize(fdt)) {
printf ("New length %d < existing length %d, ignoring.\n",
len, fdt_totalsize(fdt));
} else {
/*
* Open in place with a new length.
*/
err = fdt_open_into(fdt, fdt, len);
if (err != 0) {
printf ("libfdt: %s\n", fdt_strerror(err));
}
}
}
/********************************************************************
* Move the fdt
********************************************************************/
} else if (op == 'm') {
struct fdt_header *newaddr;
int len;
int err;
if (argc != 5) {
printf ("Usage:\n%s\n", cmdtp->usage);
return 1;
}
/*
* Set the address and length of the fdt.
*/
fdt = (struct fdt_header *)simple_strtoul(argv[2], NULL, 16);
if (!fdt_valid()) {
return 1;
}
newaddr = (struct fdt_header *)simple_strtoul(argv[3], NULL, 16);
len = simple_strtoul(argv[4], NULL, 16);
if (len < fdt_totalsize(fdt)) {
printf ("New length %d < existing length %d, aborting.\n",
len, fdt_totalsize(fdt));
return 1;
}
/*
* Copy to the new location.
*/
err = fdt_open_into(fdt, newaddr, len);
if (err != 0) {
printf ("libfdt: %s\n", fdt_strerror(err));
return 1;
}
fdt = newaddr;
/********************************************************************
* Set the value of a node in the fdt.
********************************************************************/
} else if (op == 's') {
char *pathp; /* path */
char *prop; /* property */
struct fdt_property *nodep; /* node struct pointer */
char *newval; /* value from the user (as a string) */
char *vp; /* temporary value pointer */
char *cp; /* temporary char pointer */
int nodeoffset; /* node offset from libfdt */
int len; /* new length of the property */
int oldlen; /* original length of the property */
unsigned long tmp; /* holds converted values */
int ret; /* return value */
/*
* Parameters: Node path, property, value.
*/
if (argc < 5) {
printf ("Usage:\n%s\n", cmdtp->usage);
return 1;
}
pathp = argv[2];
prop = argv[3];
newval = argv[4];
if (strcmp(pathp, "/") == 0) {
nodeoffset = 0;
} else {
nodeoffset = fdt_path_offset (fdt, pathp);
if (nodeoffset < 0) {
/*
* Not found or something else bad happened.
*/
printf ("libfdt: %s\n", fdt_strerror(nodeoffset));
return 1;
}
}
nodep = fdt_getprop (fdt, nodeoffset, prop, &oldlen);
if (oldlen < 0) {
printf ("libfdt %s\n", fdt_strerror(oldlen));
return 1;
} else if (oldlen == 0) {
/*
* The specified property has no value
*/
printf("%s has no value, cannot set one (yet).\n", prop);
return 1;
} else {
/*
* Convert the new property
*/
vp = data;
if (*newval == '<') {
/*
* Bigger values than bytes.
*/
len = 0;
newval++;
while ((*newval != '>') && (*newval != '\0')) {
cp = newval;
tmp = simple_strtoul(cp, &newval, 16);
if ((newval - cp) <= 2) {
*vp = tmp & 0xFF;
vp += 1;
len += 1;
} else if ((newval - cp) <= 4) {
*(uint16_t *)vp = __cpu_to_be16(tmp);
vp += 2;
len += 2;
} else if ((newval - cp) <= 8) {
*(uint32_t *)vp = __cpu_to_be32(tmp);
vp += 4;
len += 4;
} else {
printf("Sorry, I could not convert \"%s\"\n", cp);
return 1;
}
while (*newval == ' ')
newval++;
}
if (*newval != '>') {
printf("Unexpected character '%c'\n", *newval);
return 1;
}
} else if (*newval == '[') {
/*
* Byte stream. Convert the values.
*/
len = 0;
newval++;
while ((*newval != ']') && (*newval != '\0')) {
tmp = simple_strtoul(newval, &newval, 16);
*vp++ = tmp & 0xFF;
len++;
while (*newval == ' ')
newval++;
}
if (*newval != ']') {
printf("Unexpected character '%c'\n", *newval);
return 1;
}
} else {
/*
* Assume it is a string. Copy it into our data area for
* convenience (including the terminating '\0').
*/
len = strlen(newval) + 1;
strcpy(data, newval);
}
ret = fdt_setprop(fdt, nodeoffset, prop, data, len);
if (ret < 0) {
printf ("libfdt %s\n", fdt_strerror(ret));
return 1;
}
}
/********************************************************************
* Print (recursive) / List (single level)
********************************************************************/
} else if ((op == 'p') || (op == 'l')) {
/*
* Recursively print (a portion of) the fdt.
*/
static int offstack[MAX_LEVEL];
static char tabs[MAX_LEVEL+1] = "\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t";
int depth = MAX_LEVEL; /* how deep to print */
char *pathp; /* path */
char *prop; /* property */
void *nodep; /* property node pointer */
int nodeoffset; /* node offset from libfdt */
int nextoffset; /* next node offset from libfdt */
uint32_t tag; /* tag */
int len; /* length of the property */
int level = 0; /* keep track of nesting level */
/*
* list is an alias for print, but limited to 1 level
*/
if (op == 'l') {
depth = 1;
}
/*
* Get the starting path. The root node is an oddball,
* the offset is zero and has no name.
*/
pathp = argv[2];
if (argc > 3)
prop = argv[3];
else
prop = NULL;
if (strcmp(pathp, "/") == 0) {
nodeoffset = 0;
printf("/");
} else {
nodeoffset = fdt_path_offset (fdt, pathp);
if (nodeoffset < 0) {
/*
* Not found or something else bad happened.
*/
printf ("libfdt %s\n", fdt_strerror(nodeoffset));
return 1;
}
}
/*
* The user passed in a property as well as node path. Print only
* the given property and then return.
*/
if (prop) {
nodep = fdt_getprop (fdt, nodeoffset, prop, &len);
if (len == 0) {
printf("%s %s\n", pathp, prop); /* no property value */
return 0;
} else if (len > 0) {
printf("%s=", prop);
print_data (nodep, len);
printf("\n");
return 0;
} else {
printf ("libfdt %s\n", fdt_strerror(len));
return 1;
}
}
/*
* The user passed in a node path and no property, print the node
* and all subnodes.
*/
offstack[0] = nodeoffset;
while(level >= 0) {
tag = fdt_next_tag(fdt, nodeoffset, &nextoffset, &pathp);
switch(tag) {
case FDT_BEGIN_NODE:
if(level <= depth)
printf("%s%s {\n", &tabs[MAX_LEVEL - level], pathp);
level++;
offstack[level] = nodeoffset;
if (level >= MAX_LEVEL) {
printf("Aaaiii <splat> nested too deep.\n");
return 1;
}
break;
case FDT_END_NODE:
level--;
if(level <= depth)
printf("%s};\n", &tabs[MAX_LEVEL - level]);
if (level == 0) {
level = -1; /* exit the loop */
}
break;
case FDT_PROP:
nodep = fdt_getprop (fdt, offstack[level], pathp, &len);
if (len < 0) {
printf ("libfdt %s\n", fdt_strerror(len));
return 1;
} else if (len == 0) {
/* the property has no value */
if(level <= depth)
printf("%s%s;\n", &tabs[MAX_LEVEL - level], pathp);
} else {
if(level <= depth) {
printf("%s%s=", &tabs[MAX_LEVEL - level], pathp);
print_data (nodep, len);
printf(";\n");
}
}
break;
case FDT_NOP:
break;
case FDT_END:
return 1;
default:
if(level <= depth)
printf("Unknown tag 0x%08X\n", tag);
return 1;
}
nodeoffset = nextoffset;
}
/********************************************************************
* Remove a property/node
********************************************************************/
} else if (op == 'r') {
int nodeoffset; /* node offset from libfdt */
int err;
/*
* Get the path. The root node is an oddball, the offset
* is zero and has no name.
*/
if (strcmp(argv[2], "/") == 0) {
nodeoffset = 0;
} else {
nodeoffset = fdt_path_offset (fdt, argv[2]);
if (nodeoffset < 0) {
/*
* Not found or something else bad happened.
*/
printf ("libfdt %s\n", fdt_strerror(nodeoffset));
return 1;
}
}
/*
* Do the delete. A fourth parameter means delete a property,
* otherwise delete the node.
*/
if (argc > 3) {
err = fdt_delprop(fdt, nodeoffset, argv[3]);
if (err < 0) {
printf("fdt_delprop libfdt: %s\n", fdt_strerror(err));
return err;
}
} else {
err = fdt_del_node(fdt, nodeoffset);
if (err < 0) {
printf("fdt_del_node libfdt: %s\n", fdt_strerror(err));
return err;
}
}
/********************************************************************
* Create a chosen node
********************************************************************/
} else if (op == 'c') {
fdt_chosen(fdt, 0, 0, 1);
/********************************************************************
* Create a u-boot-env node
********************************************************************/
} else if (op == 'e') {
fdt_env(fdt);
/********************************************************************
* Create a bd_t node
********************************************************************/
} else if (op == 'b') {
fdt_bd_t(fdt);
/********************************************************************
* Unrecognized command
********************************************************************/
} else {
printf ("Usage:\n%s\n", cmdtp->usage);
return 1;
}
return 0;
}
/********************************************************************/
static int fdt_valid(void)
{
int err;
if (fdt == NULL) {
printf ("The address of the fdt is invalid (NULL).\n");
return 0;
}
err = fdt_check_header(fdt);
if (err == 0)
return 1; /* valid */
if (err < 0) {
printf("libfdt: %s", fdt_strerror(err));
/*
* Be more informative on bad version.
*/
if (err == -FDT_ERR_BADVERSION) {
if (fdt_version(fdt) < FDT_FIRST_SUPPORTED_VERSION) {
printf (" - too old, fdt $d < %d",
fdt_version(fdt), FDT_FIRST_SUPPORTED_VERSION);
fdt = NULL;
}
if (fdt_last_comp_version(fdt) > FDT_LAST_SUPPORTED_VERSION) {
printf (" - too new, fdt $d > %d",
fdt_version(fdt), FDT_LAST_SUPPORTED_VERSION);
fdt = NULL;
}
return 0;
}
printf("\n");
return 0;
}
return 1;
}
/********************************************************************/
/*
* OF flat tree handling
* Written by: Pantelis Antoniou <pantelis.antoniou@gmail.com>
* Updated by: Matthew McClintock <msm@freescale.com>
* Converted to libfdt by: Gerald Van Baren <vanbaren@cideas.com>
*/
static int is_printable_string(const void *data, int len)
{
const char *s = data;
/* zero length is not */
if (len == 0)
return 0;
/* must terminate with zero */
if (s[len - 1] != '\0')
return 0;
/* printable or a null byte (concatenated strings) */
while (((*s == '\0') || isprint(*s)) && (len > 0)) {
/*
* If we see a null, there are three possibilities:
* 1) If len == 1, it is the end of the string, printable
* 2) Next character also a null, not printable.
* 3) Next character not a null, continue to check.
*/
if (s[0] == '\0') {
if (len == 1)
return 1;
if (s[1] == '\0')
return 0;
}
s++;
len--;
}
/* Not the null termination, or not done yet: not printable */
if (*s != '\0' || (len != 0))
return 0;
return 1;
}
static void print_data(const void *data, int len)
{
int j;
const u8 *s;
/* no data, don't print */
if (len == 0)
return;
/*
* It is a string, but it may have multiple strings (embedded '\0's).
*/
if (is_printable_string(data, len)) {
puts("\"");
j = 0;
while (j < len) {
if (j > 0)
puts("\", \"");
puts(data);
j += strlen(data) + 1;
data += strlen(data) + 1;
}
puts("\"");
return;
}
switch (len) {
case 1: /* byte */
printf("<%02x>", (*(u8 *) data) & 0xff);
break;
case 2: /* half-word */
printf("<%04x>", be16_to_cpu(*(u16 *) data) & 0xffff);
break;
case 4: /* word */
printf("<%08x>", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
break;
case 8: /* double-word */
#if __WORDSIZE == 64
printf("<%016llx>", be64_to_cpu(*(uint64_t *) data));
#else
printf("<%08x ", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
data += 4;
printf("%08x>", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
#endif
break;
default: /* anything else... hexdump */
printf("[");
for (j = 0, s = data; j < len; j++)
printf("%02x%s", s[j], j < len - 1 ? " " : "");
printf("]");
break;
}
}
/********************************************************************/
U_BOOT_CMD(
fdt, 5, 0, do_fdt,
"fdt - flattened device tree utility commands\n",
"addr <addr> [<length>] - Set the fdt location to <addr>\n"
"fdt move <fdt> <newaddr> <length> - Copy the fdt to <addr>\n"
"fdt print <path> [<prop>] - Recursive print starting at <path>\n"
"fdt list <path> [<prop>] - Print one level starting at <path>\n"
"fdt set <path> <prop> [<val>] - Set <property> [to <val>]\n"
"fdt mknode <path> <node> - Create a new node after <path>\n"
"fdt rm <path> [<prop>] - Delete the node or <property>\n"
"fdt chosen - Add/update the \"/chosen\" branch in the tree\n"
#ifdef CONFIG_OF_HAS_UBOOT_ENV
"fdt env - Add/replace the \"/u-boot-env\" branch in the tree\n"
#endif
#ifdef CONFIG_OF_HAS_BD_T
"fdt bd_t - Add/replace the \"/bd_t\" branch in the tree\n"
#endif
"Hints:\n"
" * Set a larger length with the fdt addr command to add to the blob.\n"
" * If the property you are setting/printing has a '#' character,\n"
" you MUST escape it with a \\ character or quote it with \" or\n"
" it will be ignored as a comment.\n"
" * If the value has spaces in it, you MUST escape the spaces with\n"
" \\ characters or quote it with \"\"\n"
"Examples: fdt print / # print the whole tree\n"
" fdt print /cpus \"#address-cells\"\n"
" fdt set /cpus \"#address-cells\" \"[00 00 00 01]\"\n"
);
#endif /* CONFIG_OF_LIBFDT */

View File

@ -969,7 +969,7 @@ U_BOOT_CMD(
"i2c sdram chip - print SDRAM configuration information\n" "i2c sdram chip - print SDRAM configuration information\n"
#endif /* CFG_CMD_SDRAM */ #endif /* CFG_CMD_SDRAM */
); );
#else /* CONFIG_I2C_CMD_TREE */ #endif /* CONFIG_I2C_CMD_TREE */
U_BOOT_CMD( U_BOOT_CMD(
imd, 4, 1, do_i2c_md, \ imd, 4, 1, do_i2c_md, \
"imd - i2c memory display\n", \ "imd - i2c memory display\n", \
@ -1024,6 +1024,5 @@ U_BOOT_CMD(
" (valid chip values 50..57)\n" " (valid chip values 50..57)\n"
); );
#endif #endif
#endif /* CONFIG_I2C_CMD_TREE */
#endif /* CFG_CMD_I2C */ #endif /* CFG_CMD_I2C */

View File

@ -423,7 +423,7 @@ int do_diskboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
} }
part = simple_strtoul(++ep, NULL, 16); part = simple_strtoul(++ep, NULL, 16);
} }
if (get_partition_info (ide_dev_desc, part, &info)) { if (get_partition_info (&ide_dev_desc[dev], part, &info)) {
SHOW_BOOT_PROGRESS (-1); SHOW_BOOT_PROGRESS (-1);
return 1; return 1;
} }
@ -513,9 +513,11 @@ void ide_init (void)
#endif #endif
unsigned char c; unsigned char c;
int i, bus; int i, bus;
#if defined(CONFIG_AMIGAONEG3SE) || defined(CONFIG_SC3)
unsigned int ata_reset_time;
#endif
#ifdef CONFIG_AMIGAONEG3SE #ifdef CONFIG_AMIGAONEG3SE
unsigned int max_bus_scan; unsigned int max_bus_scan;
unsigned int ata_reset_time;
char *s; char *s;
#endif #endif
#ifdef CONFIG_IDE_8xx_PCCARD #ifdef CONFIG_IDE_8xx_PCCARD
@ -617,10 +619,9 @@ void ide_init (void)
udelay (100000); /* 100 ms */ udelay (100000); /* 100 ms */
ide_outb (dev, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(dev)); ide_outb (dev, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(dev));
udelay (100000); /* 100 ms */ udelay (100000); /* 100 ms */
#ifdef CONFIG_AMIGAONEG3SE #if defined(CONFIG_AMIGAONEG3SE) || defined(CONFIG_SC3)
ata_reset_time = ATA_RESET_TIME; if ((s = getenv("ide_reset_timeout")) != NULL)
s = getenv("ide_reset_timeout"); ata_reset_time = simple_strtol(s, NULL, 10);
if (s) ata_reset_time = 2*simple_strtol(s, NULL, 10);
#endif #endif
i = 0; i = 0;
do { do {
@ -628,7 +629,7 @@ void ide_init (void)
c = ide_inb (dev, ATA_STATUS); c = ide_inb (dev, ATA_STATUS);
i++; i++;
#ifdef CONFIG_AMIGAONEG3SE #if defined(CONFIG_AMIGAONEG3SE) || defined(CONFIG_SC3)
if (i > (ata_reset_time * 100)) { if (i > (ata_reset_time * 100)) {
#else #else
if (i > (ATA_RESET_TIME * 100)) { if (i > (ATA_RESET_TIME * 100)) {
@ -1343,7 +1344,7 @@ ulong ide_read (int device, lbaint_t blknr, ulong blkcnt, void *buffer)
++n; ++n;
++blknr; ++blknr;
buffer += ATA_SECTORWORDS; buffer += ATA_BLOCKSIZE;
} }
IDE_READ_E: IDE_READ_E:
ide_led (DEVICE_LED(device), 0); /* LED off */ ide_led (DEVICE_LED(device), 0); /* LED off */
@ -1427,7 +1428,7 @@ ulong ide_write (int device, lbaint_t blknr, ulong blkcnt, void *buffer)
c = ide_inb (device, ATA_STATUS); /* clear IRQ */ c = ide_inb (device, ATA_STATUS); /* clear IRQ */
++n; ++n;
++blknr; ++blknr;
buffer += ATA_SECTORWORDS; buffer += ATA_BLOCKSIZE;
} }
WR_OUT: WR_OUT:
ide_led (DEVICE_LED(device), 0); /* LED off */ ide_led (DEVICE_LED(device), 0); /* LED off */
@ -2051,7 +2052,7 @@ ulong atapi_read (int device, lbaint_t blknr, ulong blkcnt, void *buffer)
n+=cnt; n+=cnt;
blkcnt-=cnt; blkcnt-=cnt;
blknr+=cnt; blknr+=cnt;
buffer+=cnt*(ATAPI_READ_BLOCK_SIZE/4); /* ulong blocksize in ulong */ buffer+=(cnt*ATAPI_READ_BLOCK_SIZE);
} while (blkcnt > 0); } while (blkcnt > 0);
return (n); return (n);
} }

View File

@ -248,7 +248,7 @@ int do_scsiboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
} }
part = simple_strtoul(++ep, NULL, 16); part = simple_strtoul(++ep, NULL, 16);
} }
if (get_partition_info (scsi_dev_desc, part, &info)) { if (get_partition_info (&scsi_dev_desc[dev], part, &info)) {
printf("error reading partinfo\n"); printf("error reading partinfo\n");
return 1; return 1;
} }

347
common/fdt_support.c Normal file
View File

@ -0,0 +1,347 @@
/*
* (C) Copyright 2007
* Gerald Van Baren, Custom IDEAS, vanbaren@cideas.com
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <linux/ctype.h>
#include <linux/types.h>
#ifdef CONFIG_OF_LIBFDT
#include <asm/global_data.h>
#include <fdt.h>
#include <libfdt.h>
#include <fdt_support.h>
/*
* Global data (for the gd->bd)
*/
DECLARE_GLOBAL_DATA_PTR;
/********************************************************************/
int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force)
{
bd_t *bd = gd->bd;
int nodeoffset;
int err;
u32 tmp; /* used to set 32 bit integer properties */
char *str; /* used to set string properties */
ulong clock;
err = fdt_check_header(fdt);
if (err < 0) {
printf("libfdt: %s\n", fdt_strerror(err));
return err;
}
if (initrd_start && initrd_end) {
struct fdt_reserve_entry re;
int used;
int total;
int j;
err = fdt_num_reservemap(fdt, &used, &total);
if (err < 0) {
printf("libfdt: %s\n", fdt_strerror(err));
return err;
}
if (used >= total) {
printf("fdt_chosen: no room in the reserved map (%d of %d)\n",
used, total);
return -1;
}
/*
* Look for an existing entry and update it. If we don't find
* the entry, we will j be the next available slot.
*/
for (j = 0; j < used; j++) {
err = fdt_get_reservemap(fdt, j, &re);
if (re.address == initrd_start) {
break;
}
}
err = fdt_replace_reservemap_entry(fdt, j,
initrd_start, initrd_end - initrd_start + 1);
if (err < 0) {
printf("libfdt: %s\n", fdt_strerror(err));
return err;
}
}
/*
* Find the "chosen" node.
*/
nodeoffset = fdt_path_offset (fdt, "/chosen");
/*
* If we have a "chosen" node already the "force the writing"
* is not set, our job is done.
*/
if ((nodeoffset >= 0) && !force)
return 0;
/*
* No "chosen" node in the blob: create it.
*/
if (nodeoffset < 0) {
/*
* Create a new node "/chosen" (offset 0 is root level)
*/
nodeoffset = fdt_add_subnode(fdt, 0, "chosen");
if (nodeoffset < 0) {
printf("libfdt: %s\n", fdt_strerror(nodeoffset));
return nodeoffset;
}
}
/*
* Update pre-existing properties, create them if non-existant.
*/
str = getenv("bootargs");
if (str != NULL) {
err = fdt_setprop(fdt, nodeoffset, "bootargs", str, strlen(str)+1);
if (err < 0)
printf("libfdt: %s\n", fdt_strerror(err));
}
if (initrd_start && initrd_end) {
tmp = __cpu_to_be32(initrd_start);
err = fdt_setprop(fdt, nodeoffset, "linux,initrd-start", &tmp, sizeof(tmp));
if (err < 0)
printf("libfdt: %s\n", fdt_strerror(err));
tmp = __cpu_to_be32(initrd_end);
err = fdt_setprop(fdt, nodeoffset, "linux,initrd-end", &tmp, sizeof(tmp));
if (err < 0)
printf("libfdt: %s\n", fdt_strerror(err));
}
#ifdef OF_STDOUT_PATH
err = fdt_setprop(fdt, nodeoffset, "linux,stdout-path", OF_STDOUT_PATH, strlen(OF_STDOUT_PATH)+1);
if (err < 0)
printf("libfdt: %s\n", fdt_strerror(err));
#endif
nodeoffset = fdt_path_offset (fdt, "/cpus");
if (nodeoffset >= 0) {
clock = cpu_to_be32(bd->bi_intfreq);
err = fdt_setprop(fdt, nodeoffset, "clock-frequency", &clock, 4);
if (err < 0)
printf("libfdt: %s\n", fdt_strerror(err));
}
#ifdef OF_TBCLK
nodeoffset = fdt_path_offset (fdt, "/cpus/" OF_CPU "/timebase-frequency");
if (nodeoffset >= 0) {
clock = cpu_to_be32(OF_TBCLK);
err = fdt_setprop(fdt, nodeoffset, "clock-frequency", &clock, 4);
if (err < 0)
printf("libfdt: %s\n", fdt_strerror(err));
}
#endif
return err;
}
/********************************************************************/
#ifdef CONFIG_OF_HAS_UBOOT_ENV
/* Function that returns a character from the environment */
extern uchar(*env_get_char) (int);
int fdt_env(void *fdt)
{
int nodeoffset;
int err;
int k, nxt;
int i;
static char tmpenv[256];
err = fdt_check_header(fdt);
if (err < 0) {
printf("libfdt: %s\n", fdt_strerror(err));
return err;
}
/*
* See if we already have a "u-boot-env" node, delete it if so.
* Then create a new empty node.
*/
nodeoffset = fdt_path_offset (fdt, "/u-boot-env");
if (nodeoffset >= 0) {
err = fdt_del_node(fdt, nodeoffset);
if (err < 0) {
printf("libfdt: %s\n", fdt_strerror(err));
return err;
}
}
/*
* Create a new node "/u-boot-env" (offset 0 is root level)
*/
nodeoffset = fdt_add_subnode(fdt, 0, "u-boot-env");
if (nodeoffset < 0) {
printf("libfdt: %s\n", fdt_strerror(nodeoffset));
return nodeoffset;
}
for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) {
char *s, *lval, *rval;
/*
* Find the end of the name=definition
*/
for (nxt = i; env_get_char(nxt) != '\0'; ++nxt)
;
s = tmpenv;
for (k = i; k < nxt && s < &tmpenv[sizeof(tmpenv) - 1]; ++k)
*s++ = env_get_char(k);
*s++ = '\0';
lval = tmpenv;
/*
* Find the first '=': it separates the name from the value
*/
s = strchr(tmpenv, '=');
if (s != NULL) {
*s++ = '\0';
rval = s;
} else
continue;
err = fdt_setprop(fdt, nodeoffset, lval, rval, strlen(rval)+1);
if (err < 0) {
printf("libfdt: %s\n", fdt_strerror(err));
return err;
}
}
return 0;
}
#endif /* ifdef CONFIG_OF_HAS_UBOOT_ENV */
/********************************************************************/
#ifdef CONFIG_OF_HAS_BD_T
#define BDM(x) { .name = #x, .offset = offsetof(bd_t, bi_ ##x ) }
static const struct {
const char *name;
int offset;
} bd_map[] = {
BDM(memstart),
BDM(memsize),
BDM(flashstart),
BDM(flashsize),
BDM(flashoffset),
BDM(sramstart),
BDM(sramsize),
#if defined(CONFIG_5xx) || defined(CONFIG_8xx) || defined(CONFIG_8260) \
|| defined(CONFIG_E500)
BDM(immr_base),
#endif
#if defined(CONFIG_MPC5xxx)
BDM(mbar_base),
#endif
#if defined(CONFIG_MPC83XX)
BDM(immrbar),
#endif
#if defined(CONFIG_MPC8220)
BDM(mbar_base),
BDM(inpfreq),
BDM(pcifreq),
BDM(pevfreq),
BDM(flbfreq),
BDM(vcofreq),
#endif
BDM(bootflags),
BDM(ip_addr),
BDM(intfreq),
BDM(busfreq),
#ifdef CONFIG_CPM2
BDM(cpmfreq),
BDM(brgfreq),
BDM(sccfreq),
BDM(vco),
#endif
#if defined(CONFIG_MPC5xxx)
BDM(ipbfreq),
BDM(pcifreq),
#endif
BDM(baudrate),
};
int fdt_bd_t(void *fdt)
{
bd_t *bd = gd->bd;
int nodeoffset;
int err;
u32 tmp; /* used to set 32 bit integer properties */
int i;
err = fdt_check_header(fdt);
if (err < 0) {
printf("libfdt: %s\n", fdt_strerror(err));
return err;
}
/*
* See if we already have a "bd_t" node, delete it if so.
* Then create a new empty node.
*/
nodeoffset = fdt_path_offset (fdt, "/bd_t");
if (nodeoffset >= 0) {
err = fdt_del_node(fdt, nodeoffset);
if (err < 0) {
printf("libfdt: %s\n", fdt_strerror(err));
return err;
}
}
/*
* Create a new node "/bd_t" (offset 0 is root level)
*/
nodeoffset = fdt_add_subnode(fdt, 0, "bd_t");
if (nodeoffset < 0) {
printf("libfdt: %s\n", fdt_strerror(nodeoffset));
return nodeoffset;
}
/*
* Use the string/pointer structure to create the entries...
*/
for (i = 0; i < sizeof(bd_map)/sizeof(bd_map[0]); i++) {
tmp = cpu_to_be32(getenv("bootargs"));
err = fdt_setprop(fdt, nodeoffset, bd_map[i].name, &tmp, sizeof(tmp));
if (err < 0)
printf("libfdt: %s\n", fdt_strerror(err));
}
/*
* Add a couple of oddball entries...
*/
err = fdt_setprop(fdt, nodeoffset, "enetaddr", &bd->bi_enetaddr, 6);
if (err < 0)
printf("libfdt: %s\n", fdt_strerror(err));
err = fdt_setprop(fdt, nodeoffset, "ethspeed", &bd->bi_ethspeed, 4);
if (err < 0)
printf("libfdt: %s\n", fdt_strerror(err));
return 0;
}
#endif /* ifdef CONFIG_OF_HAS_BD_T */
#endif /* CONFIG_OF_LIBFDT */

View File

@ -41,7 +41,7 @@ struct serial_device *default_serial_console (void)
|| defined(CONFIG_8xx_CONS_SCC3) || defined(CONFIG_8xx_CONS_SCC4) || defined(CONFIG_8xx_CONS_SCC3) || defined(CONFIG_8xx_CONS_SCC4)
return &serial_scc_device; return &serial_scc_device;
#elif defined(CONFIG_405GP) || defined(CONFIG_405CR) || defined(CONFIG_440) \ #elif defined(CONFIG_405GP) || defined(CONFIG_405CR) || defined(CONFIG_440) \
|| defined(CONFIG_405EP) || defined(CONFIG_MPC5xxx) || defined(CONFIG_405EP) || defined(CONFIG_405EZ) || defined(CONFIG_MPC5xxx)
#if defined(CONFIG_CONS_INDEX) && defined(CFG_NS16550_SERIAL) #if defined(CONFIG_CONS_INDEX) && defined(CFG_NS16550_SERIAL)
#if (CONFIG_CONS_INDEX==1) #if (CONFIG_CONS_INDEX==1)
return &eserial1_device; return &eserial1_device;
@ -91,7 +91,7 @@ void serial_initialize (void)
#endif #endif
#if defined(CONFIG_405GP) || defined(CONFIG_405CR) || defined(CONFIG_440) \ #if defined(CONFIG_405GP) || defined(CONFIG_405CR) || defined(CONFIG_440) \
|| defined(CONFIG_405EP) || defined(CONFIG_MPC5xxx) || defined(CONFIG_405EP) || defined(CONFIG_405EZ) || defined(CONFIG_MPC5xxx)
serial_register(&serial0_device); serial_register(&serial0_device);
serial_register(&serial1_device); serial_register(&serial1_device);
#endif #endif

View File

@ -70,7 +70,7 @@ endif
endif endif
ifeq ($(ARCH),blackfin) ifeq ($(ARCH),blackfin)
PLATFORM_CPPFLAGS+= -D__BLACKFIN__ -mno-underscore PLATFORM_CPPFLAGS+= -D__BLACKFIN__
endif endif
ifdef ARCH ifdef ARCH

View File

@ -44,6 +44,10 @@
#include <74xx_7xx.h> #include <74xx_7xx.h>
#include <asm/cache.h> #include <asm/cache.h>
#if defined(CONFIG_OF_FLAT_TREE)
#include <ft_build.h>
#endif
#ifdef CONFIG_AMIGAONEG3SE #ifdef CONFIG_AMIGAONEG3SE
#include "../board/MAI/AmigaOneG3SE/via686.h" #include "../board/MAI/AmigaOneG3SE/via686.h"
#include "../board/MAI/AmigaOneG3SE/memio.h" #include "../board/MAI/AmigaOneG3SE/memio.h"
@ -101,6 +105,10 @@ get_cpu_type(void)
type = CPU_7457; type = CPU_7457;
break; break;
case 0x8003:
type = CPU_7447A;
break;
case 0x8004: case 0x8004:
type = CPU_7448; type = CPU_7448;
break; break;
@ -156,6 +164,10 @@ int checkcpu (void)
str = "MPC7410"; str = "MPC7410";
break; break;
case CPU_7447A:
str = "MPC7447A";
break;
case CPU_7448: case CPU_7448:
str = "MPC7448"; str = "MPC7448";
break; break;
@ -264,20 +276,19 @@ do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
/* /*
* For the 7400 the TB clock runs at 1/4 the cpu bus speed. * For the 7400 the TB clock runs at 1/4 the cpu bus speed.
*/ */
#ifdef CONFIG_AMIGAONEG3SE #if defined(CONFIG_AMIGAONEG3SE) || defined(CFG_CONFIG_BUS_CLK)
unsigned long get_tbclk(void) unsigned long get_tbclk(void)
{ {
return (gd->bus_clk / 4); return (gd->bus_clk / 4);
} }
#else /* ! CONFIG_AMIGAONEG3SE */ #else /* ! CONFIG_AMIGAONEG3SE and !CFG_CONFIG_BUS_CLK*/
unsigned long get_tbclk (void) unsigned long get_tbclk (void)
{ {
return CFG_BUS_HZ / 4; return CFG_BUS_HZ / 4;
} }
#endif /* CONFIG_AMIGAONEG3SE */ #endif /* CONFIG_AMIGAONEG3SE or CFG_CONFIG_BUS_CLK*/
/* ------------------------------------------------------------------------- */ /* ------------------------------------------------------------------------- */
#if defined(CONFIG_WATCHDOG) #if defined(CONFIG_WATCHDOG)
#if !defined(CONFIG_PCIPPC2) && !defined(CONFIG_BAB7xx) #if !defined(CONFIG_PCIPPC2) && !defined(CONFIG_BAB7xx)
void void
@ -289,3 +300,30 @@ watchdog_reset(void)
#endif /* CONFIG_WATCHDOG */ #endif /* CONFIG_WATCHDOG */
/* ------------------------------------------------------------------------- */ /* ------------------------------------------------------------------------- */
#ifdef CONFIG_OF_FLAT_TREE
void
ft_cpu_setup (void *blob, bd_t *bd)
{
u32 *p;
ulong clock;
int len;
clock = bd->bi_busfreq;
p = ft_get_prop (blob, "/cpus/" OF_CPU "/bus-frequency", &len);
if (p != NULL)
*p = cpu_to_be32 (clock);
#if defined(CONFIG_TSI108_ETH)
p = ft_get_prop (blob, "/" OF_TSI "/ethernet@6200/address", &len);
memcpy (p, bd->bi_enetaddr, 6);
#endif
#if defined(CONFIG_HAS_ETH1)
p = ft_get_prop (blob, "/" OF_TSI "/ethernet@6600/address", &len);
memcpy (p, bd->bi_enet1addr, 6);
#endif
}
#endif
/* ------------------------------------------------------------------------- */

View File

@ -43,6 +43,7 @@ cpu_init_f (void)
case CPU_7450: case CPU_7450:
case CPU_7455: case CPU_7455:
case CPU_7457: case CPU_7457:
case CPU_7447A:
case CPU_7448: case CPU_7448:
/* enable the timebase bit in HID0 */ /* enable the timebase bit in HID0 */
set_hid0(get_hid0() | 0x4000000); set_hid0(get_hid0() | 0x4000000);

View File

@ -31,6 +31,8 @@
DECLARE_GLOBAL_DATA_PTR; DECLARE_GLOBAL_DATA_PTR;
extern unsigned long get_board_bus_clk (void);
static const int hid1_multipliers_x_10[] = { static const int hid1_multipliers_x_10[] = {
25, /* 0000 - 2.5x */ 25, /* 0000 - 2.5x */
75, /* 0001 - 7.5x */ 75, /* 0001 - 7.5x */
@ -50,6 +52,42 @@ static const int hid1_multipliers_x_10[] = {
0 /* 1111 - off */ 0 /* 1111 - off */
}; };
/* PLL_CFG[0:4] table for cpu 7448/7447A/7455/7457 */
static const int hid1_74xx_multipliers_x_10[] = {
115, /* 00000 - 11.5x */
170, /* 00001 - 17x */
75, /* 00010 - 7.5x */
150, /* 00011 - 15x */
70, /* 00100 - 7x */
180, /* 00101 - 18x */
10, /* 00110 - bypass */
200, /* 00111 - 20x */
20, /* 01000 - 2x */
210, /* 01001 - 21x */
65, /* 01010 - 6.5x */
130, /* 01011 - 13x */
85, /* 01100 - 8.5x */
240, /* 01101 - 24x */
95, /* 01110 - 9.5x */
90, /* 01111 - 9x */
30, /* 10000 - 3x */
105, /* 10001 - 10.5x */
55, /* 10010 - 5.5x */
110, /* 10011 - 11x */
40, /* 10100 - 4x */
100, /* 10101 - 10x */
50, /* 10110 - 5x */
120, /* 10111 - 12x */
80, /* 11000 - 8x */
140, /* 11001 - 14x */
60, /* 11010 - 6x */
160, /* 11011 - 16x */
135, /* 11100 - 13.5x */
280, /* 11101 - 28x */
0, /* 11110 - off */
125 /* 11111 - 12.5x */
};
static const int hid1_fx_multipliers_x_10[] = { static const int hid1_fx_multipliers_x_10[] = {
00, /* 0000 - off */ 00, /* 0000 - off */
00, /* 0001 - off */ 00, /* 0001 - off */
@ -89,22 +127,30 @@ int get_clocks (void)
{ {
ulong clock = 0; ulong clock = 0;
#ifdef CFG_BUS_CLK
gd->bus_clk = CFG_BUS_CLK; /* bus clock is a fixed frequency */
#else
gd->bus_clk = get_board_bus_clk (); /* bus clock is configurable */
#endif
/* calculate the clock frequency based upon the CPU type */ /* calculate the clock frequency based upon the CPU type */
switch (get_cpu_type()) { switch (get_cpu_type()) {
case CPU_7447A:
case CPU_7448: case CPU_7448:
case CPU_7455: case CPU_7455:
case CPU_7457: case CPU_7457:
/* /*
* It is assumed that the PLL_EXT line is zero.
* Make sure division is done before multiplication to prevent 32-bit * Make sure division is done before multiplication to prevent 32-bit
* arithmetic overflows which will cause a negative number * arithmetic overflows which will cause a negative number
*/ */
clock = (CFG_BUS_CLK / 10) * hid1_multipliers_x_10[(get_hid1 () >> 13) & 0xF]; clock = (gd->bus_clk / 10) *
hid1_74xx_multipliers_x_10[(get_hid1 () >> 12) & 0x1F];
break; break;
case CPU_750GX: case CPU_750GX:
case CPU_750FX: case CPU_750FX:
clock = CFG_BUS_CLK * hid1_fx_multipliers_x_10[get_hid1 () >> 27] / 10; clock = gd->bus_clk *
hid1_fx_multipliers_x_10[get_hid1 () >> 27] / 10;
break; break;
case CPU_7450: case CPU_7450:
@ -121,7 +167,8 @@ int get_clocks (void)
* Make sure division is done before multiplication to prevent 32-bit * Make sure division is done before multiplication to prevent 32-bit
* arithmetic overflows which will cause a negative number * arithmetic overflows which will cause a negative number
*/ */
clock = (CFG_BUS_CLK / 10) * hid1_multipliers_x_10[get_hid1 () >> 28]; clock = (gd->bus_clk / 10) *
hid1_multipliers_x_10[get_hid1 () >> 28];
break; break;
case CPU_UNKNOWN: case CPU_UNKNOWN:
@ -131,7 +178,6 @@ int get_clocks (void)
} }
gd->cpu_clk = clock; gd->cpu_clk = clock;
gd->bus_clk = CFG_BUS_CLK;
return (0); return (0);
} }

View File

@ -30,7 +30,7 @@ LIB := $(obj)lib$(CPU).a
START := start.o START := start.o
SOBJS := entry.o SOBJS := entry.o
COBJS := cpu.o hsdramc.o exception.o cache.o COBJS := cpu.o hsdramc.o exception.o cache.o
COBJS += interrupts.o device.o pm.o pio.o COBJS += interrupts.o pio.o atmel_mci.o
SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
START := $(addprefix $(obj),$(START)) START := $(addprefix $(obj),$(START))

View File

@ -24,7 +24,7 @@ include $(TOPDIR)/config.mk
LIB := $(obj)lib$(SOC).a LIB := $(obj)lib$(SOC).a
COBJS := hebi.o devices.o COBJS := gpio.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))

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