/* * (C) Copyright 2002 * Gary Jennejohn * * 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 */ /* 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 #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 ) #else #define CONFIG_COMMANDS (CONFIG_CMD_DFL | \ CFG_CMD_BSP | \ CFG_CMD_DATE | \ CONFIG_COMMANDS_ADD_HWFLOW | \ CONFIG_COMMANDS_ADD_VFD ) #endif /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ #include #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_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 */