| /* |
| * (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 |
| |
| |
| /*********************************************************** |
| * I2C stuff: |
| * the TRAB is equipped with an ATMEL 24C04 EEPROM at |
| * address 0x54 with 8bit addressing |
| ***********************************************************/ |
| #define CONFIG_HARD_I2C /* I2C with hardware support */ |
| #define CFG_I2C_SPEED 100000 /* I2C speed */ |
| #define CFG_I2C_SLAVE 0x7F /* I2C slave addr */ |
| |
| #define CFG_I2C_EEPROM_ADDR 0x54 /* EEPROM address */ |
| #define CFG_I2C_EEPROM_ADDR_LEN 1 /* 1 address byte */ |
| |
| #define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x01 |
| #define CFG_EEPROM_PAGE_WRITE_BITS 3 /* 8 bytes page write mode on 24C04 */ |
| #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 |
| |
| /* |
| * 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_DRIVER_S3C24X0_I2C 1 /* we use the buildin I2C controller */ |
| |
| #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 */ |
| |
| /* Use s3c2400's RTC */ |
| #define CONFIG_RTC_S3C24X0 1 |
| |
| #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 |
| |
| #ifdef CONFIG_DRIVER_S3C24X0_I2C |
| #define CONFIG_COMMANDS_ADD_EEPROM CFG_CMD_EEPROM |
| #define CONFIG_COMMANDS_I2C CFG_CMD_I2C |
| #else |
| #define CONFIG_COMMANDS_ADD_EEPROM 0 |
| #define CONFIG_COMMANDS_I2C 0 |
| #endif |
| |
| #ifndef USE_920T_MMU |
| #define CONFIG_COMMANDS ((CONFIG_CMD_DFL & ~CFG_CMD_CACHE) | \ |
| CFG_CMD_BSP | \ |
| CFG_CMD_DATE | \ |
| CONFIG_COMMANDS_ADD_HWFLOW | \ |
| CONFIG_COMMANDS_ADD_VFD | \ |
| CONFIG_COMMANDS_ADD_EEPROM | \ |
| CONFIG_COMMANDS_I2C ) |
| #else |
| #define CONFIG_COMMANDS (CONFIG_CMD_DFL | \ |
| CFG_CMD_BSP | \ |
| CFG_CMD_DATE | \ |
| CONFIG_COMMANDS_ADD_HWFLOW | \ |
| CONFIG_COMMANDS_ADD_VFD | \ |
| CONFIG_COMMANDS_ADD_EEPROM | \ |
| CONFIG_COMMANDS_I2C ) |
| #endif |
| |
| /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ |
| #include <cmd_confdefs.h> |
| |
| #define CONFIG_BOOTDELAY 5 |
| #define CONFIG_ZERO_BOOTDELAY_CHECK /* allow to break in always */ |
| #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_HUSH_PARSER 1 */ /* use "hush" command parser */ |
| #ifdef CFG_HUSH_PARSER |
| #define CFG_PROMPT_HUSH_PS2 "> " |
| #endif |
| |
| #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) |
| |
| /* Initial value of the on-board touch screen brightness */ |
| #define CFG_BRIGHTNESS 0x20 |
| |
| #endif /* __CONFIG_H */ |