237 lines
7.6 KiB
C

/*
* (C) Copyright 2003
* Texas Instruments.
* Kshitij Gupta <kshitij@ti.com>
* Configuation settings for the TI OMAP H3 board.
*
* 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
*/
#ifndef __CONFIG_H
#define __CONFIG_H
//#define CFG_NAND_BOOT
/*
* If we are developing, we might want to start armboot from ram
* so we MUST NOT initialize critical regs like mem-timing ...
*/
//#define CONFIG_INIT_CRITICAL /* undef for developing */
/*
* High Level Configuration Options
* (easy to change)
*/
#define CONFIG_ARM926EJS 1 /* This is an arm926ejs CPU core */
#define CONFIG_OMAP 1 /* in a TI OMAP core */
#define CONFIG_OMAP1710 1 /* which is in a 1710 */
#define CONFIG_H3_OMAP1710 1 /* a H3 Board */
/* input clock of PLL */
/* the OMAP1710 H3 has 12MHz input clock */
#define CONFIG_SYS_CLK_FREQ 12000000
#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
#define CONFIG_MISC_INIT_R
#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS 1
/*
* Size of malloc() pool
*/
#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
/*
* Hardware drivers
*/
/*
*/
#define CONFIG_DRIVER_LAN91C96
#define CONFIG_LAN91C96_BASE 0x04000300
#define CONFIG_LAN91C96_EXT_PHY
/*
* NS16550 Configuration
*/
#define CFG_NS16550
#define CFG_NS16550_SERIAL
#define CFG_NS16550_REG_SIZE (-4)
#define CFG_NS16550_CLK (48000000) /* can be 12M/32Khz or 48Mhz */
#define CFG_NS16550_COM1 0xfffb0000 /* uart1, bluetooth uart on helen */
/*
* select serial console configuration
*/
#define CONFIG_SERIAL1 1 /* we use SERIAL 1 on OMAP1710 H3 */
/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
#define CONFIG_CONS_INDEX 1
#define CONFIG_BAUDRATE 115200
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_DHCP | CFG_CMD_NAND | CFG_CMD_JFFS2)
#define CONFIG_BOOTP_MASK CONFIG_BOOTP_DEFAULT
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
#include <configs/omap1510.h>
/*
* Board NAND Info.
*/
#ifdef CFG_NAND_BOOT
#define CFG_NAND_ADDR 0x0c000000 /* physical address to access nand at CS3*/
#else
#define CFG_NAND_ADDR 0x0a000000 /* physical address to access nand at CS2B*/
#endif
#define CONFIG_H3_NAND_16BIT
#define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */
#define SECTORSIZE 512
#define ADDR_COLUMN 1
#define ADDR_PAGE 2
#define ADDR_COLUMN_PAGE 3
#define NAND_ChipID_UNKNOWN 0x00
#define NAND_MAX_FLOORS 1
#define NAND_MAX_CHIPS 1
#define WRITE_NAND_COMMAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr + 2) = (__u8)(d); } while(0)
#define WRITE_NAND_ADDRESS(d, adr) do{ *(volatile __u8 *)((unsigned long)adr + 4) = (__u8)(d); } while(0)
#define WRITE_NAND(d, adr) do{ *(volatile __u16 *)((unsigned long)adr) = (__u16)(d); } while(0)
#define READ_NAND(adr) ((volatile __u16)(*(volatile __u16 *)(unsigned long)adr))
#define NAND_NO_RB 1
#define NAND_WAIT_READY(nand) udelay(35)
#define NAND_CTL_CLRALE(nandptr) udelay(1);
#define NAND_CTL_SETALE(nandptr) udelay(1);
#define NAND_CTL_CLRCLE(nandptr) udelay(1);
#define NAND_CTL_SETCLE(nandptr) udelay(1);
#define NAND_DISABLE_CE(nand) udelay(1);
#define NAND_ENABLE_CE(nand) udelay(1);
#define CONFIG_BOOTDELAY 3
#define CONFIG_BOOTARGS "mem=32M console=ttyS0,115200n8 noinitrd \
root=/dev/nfs rw nfsroot=157.87.82.48:\
/home/a0875451/mwd/myfs/target ip=dhcp"
#define CONFIG_NETMASK 255.255.254.0 /* talk on MY local net */
#define CONFIG_IPADDR 156.117.97.156 /* static IP I currently own */
#define CONFIG_SERVERIP 156.117.97.139 /* current IP of my dev pc */
#define CONFIG_BOOTFILE "uImage" /* file to load */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
#define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */
#endif
/*
* Miscellaneous configurable options
*/
#define CFG_LONGHELP /* undef to save memory */
#define CFG_PROMPT "OMAP1710 H3 # " /* Monitor Command Prompt */
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
/* Print Buffer Size */
#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)
#define CFG_MAXARGS 16 /* max number of command args */
#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
#define CFG_MEMTEST_START 0x10000000 /* memtest works on */
#define CFG_MEMTEST_END 0x12000000 /* 32 MB in DRAM */
#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
#define CFG_LOAD_ADDR 0x10000000 /* default load address */
/* The 1710 has 6 timers, they can be driven by the RefClk (12Mhz) or by
* DPLL1. This time is further subdivided by a local divisor.
*/
#define CFG_TIMERBASE 0xFFFEC500 /* use timer 1 */
#define CFG_PVT 7 /* 2^(pvt+1), divide by 256 */
#define CFG_HZ ((CONFIG_SYS_CLK_FREQ)/(2 << CFG_PVT))
/*-----------------------------------------------------------------------
* Stack sizes
*
* The stack sizes are set up in start.S using the settings below
*/
#define CONFIG_STACKSIZE (128*1024) /* regular stack */
#ifdef CONFIG_USE_IRQ
#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
#endif
/*-----------------------------------------------------------------------
* Physical Memory Map
*/
#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
#define PHYS_SDRAM_1 0x10000000 /* SDRAM Bank #1 */
#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */
#ifdef CFG_NAND_BOOT
#define PHYS_FLASH_1 0x0a000000 /* Flash Bank #1 */
#else
#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
#endif
#define CFG_FLASH_BASE PHYS_FLASH_1
/*-----------------------------------------------------------------------
* FLASH and environment organization
*/
#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
#define PHYS_FLASH_SIZE 0x02000000 /* 32MB */
#define CFG_MAX_FLASH_SECT (259) /* max number of sectors on one chip */
/* timeout values are in ticks */
#define CFG_FLASH_ERASE_TOUT (25*CFG_HZ) /* Timeout for Flash Erase */
#define CFG_FLASH_WRITE_TOUT (25*CFG_HZ) /* Timeout for Flash Write */
#ifdef CFG_NAND_BOOT
#define CFG_ENV_IS_IN_NAND 1
#define CFG_ENV_SIZE 0x20000 /* Total Size of Environment Sector */
#define CFG_ENV_OFFSET 0x50000 /* environment starts here */
#else
/* addr of environment */
#define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x020000)
#define CFG_ENV_IS_IN_FLASH 1
#define CFG_ENV_SIZE 0x20000 /* Total Size of Environment Sector */
#define CFG_ENV_OFFSET 0x20000 /* environment starts here */
#endif /* CFG_NAND_BOOT */
/* Flash banks JFFS2 should use */
#define CFG_MAX_MTD_BANKS (CFG_MAX_FLASH_BANKS+CFG_MAX_NAND_DEVICE)
#define CFG_JFFS2_MEM_NAND
#define CFG_JFFS2_FIRST_BANK 1 /* use flash_info[1] */
#define CFG_JFFS2_NUM_BANKS 1
#endif /* __CONFIG_H */