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/*
* (C) Copyright 2002
* Gary Jennejohn <gj@denx.de>
*
* Configuation settings for the TRAB 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
/*
* 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_ARM920T 1 /* This is an arm920t CPU */
#define CONFIG_S3C2400 1 /* in a SAMSUNG S3C2400 SoC */
#define CONFIG_TRAB 1 /* on a TRAB Board */
#undef CONFIG_TRAB_50MHZ /* run the CPU at 50 MHz */
/* input clock of PLL */
#define CONFIG_SYS_CLK_FREQ 12000000 /* TRAB has 12 MHz input clock */
#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS 1
#define CONFIG_INITRD_TAG 1
/*
* Size of malloc() pool
*/
#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
/*
* Hardware drivers
*/
#define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */
#define CS8900_BASE 0x07000300 /* agrees with WIN CE PA */
#define CS8900_BUS16 1 /* the Linux driver does accesses as shorts */
#define CONFIG_VFD 1 /* VFD linear frame buffer driver */
#define VFD_TEST_LOGO 1 /* output a test logo to the VFDs */
/*
* select serial console configuration
*/
#define CONFIG_SERIAL1 1 /* we use SERIAL 1 on TRAB */
#define CONFIG_HWFLOW /* include RTS/CTS flow control support */
#define CONFIG_MODEM_SUPPORT 1 /* enable modem initialization stuff */
#define CONFIG_MODEM_KEY_MAGIC "23" /* hold down these keys to enable modem */
/*
* The following enables modem debugging stuff. The dbg() and
* 'char screen[1024]' are used for debug printfs. Unfortunately,
* it is usable only from BDI
*/
#undef CONFIG_MODEM_SUPPORT_DEBUG
/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
#define CONFIG_BAUDRATE 115200
#define CONFIG_TIMESTAMP 1 /* Print timestamp info for images */
#ifdef CONFIG_HWFLOW
#define CONFIG_COMMANDS_ADD_HWFLOW CFG_CMD_HWFLOW
#else
#define CONFIG_COMMANDS_ADD_HWFLOW 0
#endif
#ifdef CONFIG_VFD
#define CONFIG_COMMANDS_ADD_VFD CFG_CMD_VFD
#else
#define CONFIG_COMMANDS_ADD_VFD 0
#endif
#ifndef USE_920T_MMU
#define CONFIG_COMMANDS ((CONFIG_CMD_DFL & ~CFG_CMD_CACHE) | \
CFG_CMD_BSP | \
CONFIG_COMMANDS_ADD_HWFLOW | \
CONFIG_COMMANDS_ADD_VFD )
#else
#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \
CFG_CMD_BSP | \
CONFIG_COMMANDS_ADD_HWFLOW | \
CONFIG_COMMANDS_ADD_VFD )
#endif
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
#define CONFIG_BOOTDELAY 5
#define CONFIG_PREBOOT "echo;echo *** booting ***;echo"
#define CONFIG_BOOTARGS "console=ttyS0"
#define CONFIG_NETMASK 255.255.0.0
#define CONFIG_IPADDR 192.168.3.68
#define CONFIG_HOSTNAME trab
#define CONFIG_SERVERIP 192.168.3.1
#define CONFIG_BOOTCOMMAND "run flash_nfs"
#ifndef CONFIG_BIG_FLASH
#define CONFIG_EXTRA_ENV_SETTINGS \
"nfs_args=setenv bootargs root=/dev/nfs rw " \
"nfsroot=$(serverip):$(rootpath)\0" \
"rootpath=/opt/eldk/arm_920TDI\0" \
"ram_args=setenv bootargs root=/dev/ram rw\0" \
"add_net=setenv bootargs $(bootargs) ethaddr=$(ethaddr) " \
"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off\0" \
"add_misc=setenv bootargs $(bootargs) console=ttyS0 panic=1\0" \
"load=tftp 0xC100000 /tftpboot/TRAB/u-boot.bin\0" \
"update=protect off 1:0-8;era 1:0-8;cp.b 0xc100000 0 $(filesize);" \
"setenv filesize;saveenv\0" \
"loadfile=/tftpboot/TRAB/uImage\0" \
"loadaddr=c400000\0" \
"net_load=tftpboot $(loadaddr) $(loadfile)\0" \
"net_nfs=run net_load nfs_args add_net add_misc;bootm\0" \
"kernel_addr=00040000\0" \
"flash_nfs=run nfs_args add_net add_misc;bootm $(kernel_addr)\0" \
"mdm_init1=ATZ\0" \
"mdm_init2=ATS0=1\0" \
"mdm_flow_control=rts/cts\0"
#else /* CONFIG_BIG_FLASH */
#define CONFIG_EXTRA_ENV_SETTINGS \
"nfs_args=setenv bootargs root=/dev/nfs rw " \
"nfsroot=$(serverip):$(rootpath)\0" \
"rootpath=/opt/eldk/arm_920TDI\0" \
"ram_args=setenv bootargs root=/dev/ram rw\0" \
"add_net=setenv bootargs $(bootargs) ethaddr=$(ethaddr) " \
"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off\0" \
"add_misc=setenv bootargs $(bootargs) console=ttyS0 panic=1\0" \
"load=tftp 0xC100000 /tftpboot/TRAB/u-boot.bin\0" \
"update=protect off 1:0;era 1:0;cp.b 0xc100000 0 $(filesize)\0" \
"loadfile=/tftpboot/TRAB/uImage\0" \
"loadaddr=c400000\0" \
"net_load=tftpboot $(loadaddr) $(loadfile)\0" \
"net_nfs=run net_load nfs_args add_net add_misc;bootm\0" \
"kernel_addr=00040000\0" \
"flash_nfs=run nfs_args add_net add_misc;bootm $(kernel_addr)\0" \
"mdm_init1=ATZ\0" \
"mdm_init2=ATS0=1\0" \
"mdm_flow_control=rts/cts\0"
#endif /* CONFIG_BIG_FLASH */
#if 0 /* disabled for development */
#define CONFIG_AUTOBOOT_KEYED /* Enable password protection */
#define CONFIG_AUTOBOOT_PROMPT "\nEnter password - autoboot in %d sec...\n"
#define CONFIG_AUTOBOOT_DELAY_STR "system" /* 1st password */
#endif
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
/* what's this ? it's not used anywhere */
#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 "TRAB # " /* Monitor Command Prompt */
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
#define CFG_MAXARGS 16 /* max number of command args */
#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
#define CFG_MEMTEST_START 0x0c000000 /* memtest works on */
#define CFG_MEMTEST_END 0x0d000000 /* 16 MB in DRAM */
#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
#define CFG_LOAD_ADDR 0x0cf00000 /* default load address */
#ifdef CONFIG_TRAB_50MHZ
/* the PWM TImer 4 uses a counter of 15625 for 10 ms, so we need */
/* it to wrap 100 times (total 1562500) to get 1 sec. */
/* this should _really_ be calculated !! */
#define CFG_HZ 1562500
#else
/* the PWM TImer 4 uses a counter of 10390 for 10 ms, so we need */
/* it to wrap 100 times (total 1039000) to get 1 sec. */
/* this should _really_ be calculated !! */
#define CFG_HZ 1039000
#endif
/* valid baudrates */
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
#define CONFIG_MISC_INIT_R /* have misc_init_r() function */
/*-----------------------------------------------------------------------
* 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 0x0c000000 /* SDRAM Bank #1 */
#define PHYS_SDRAM_1_SIZE 0x01000000 /* 16 MB */
#define CFG_FLASH_BASE 0x00000000 /* Flash Bank #1 */
/* The following #defines are needed to get flash environment right */
#define CFG_MONITOR_BASE CFG_FLASH_BASE
#ifndef CONFIG_BIG_FLASH
#define CFG_MONITOR_LEN (256 << 10)
#else
#define CFG_MONITOR_LEN (128 << 10)
#endif
/*-----------------------------------------------------------------------
* FLASH and environment organization
*/
#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
#ifndef CONFIG_BIG_FLASH
#define CFG_MAX_FLASH_SECT 71 /* max number of sectors on one chip */
#else
#define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
#endif
/* timeout values are in ticks */
#define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */
#define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */
#define CFG_ENV_IS_IN_FLASH 1
/* Address and size of Primary Environment Sector */
#ifndef CONFIG_BIG_FLASH
#define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x4000)
#define CFG_ENV_SIZE 0x4000
#define CFG_ENV_SECT_SIZE 0x4000
#else
#define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x20000)
#define CFG_ENV_SIZE 0x4000
#define CFG_ENV_SECT_SIZE 0x20000
#endif
/* Address and size of Redundant Environment Sector */
#define CFG_ENV_OFFSET_REDUND (CFG_ENV_ADDR+CFG_ENV_SECT_SIZE)
#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
#endif /* __CONFIG_H */
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