/* * (C) Copyright 2003 * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net * * Configuation settings for the IXDP425 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 /* * High Level Configuration Options * (easy to change) */ #define CONFIG_IXP425 1 /* This is an IXP425 CPU */ #define CONFIG_IXDP425 1 /* on an IXDP425 Board */ /*************************************************************** * U-boot generic defines start here. ***************************************************************/ /* * 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 */ #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */ /* * 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 */ /* allow to overwrite serial and ethaddr */ #define CONFIG_ENV_OVERWRITE #define CONFIG_BAUDRATE 115200 #define CONFIG_COMMANDS (CONFIG_CMD_DFL & ~CFG_CMD_NET) /* This must be included AFTER the definition of CONFIG_COMMANDS (if any) */ /* These are u-boot generic parameters */ #include #define CONFIG_BOOTDELAY 3 #define CONFIG_ETHADDR 08:00:3e:26:0a:5b #define CONFIG_NETMASK 255.255.0.0 #define CONFIG_IPADDR 192.168.0.21 #define CONFIG_SERVERIP 192.168.0.250 #define CONFIG_BOOTCOMMAND "bootm 50040000" #define CONFIG_BOOTARGS "root=/dev/mtdblock2 rootfstype=cramfs console=ttyS0,115200" #define CONFIG_CMDLINE_TAG #if (CONFIG_COMMANDS & CFG_CMD_KGDB) #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */ #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ #endif /* * Miscellaneous configurable options */ #define CFG_LONGHELP /* undef to save memory */ #define CFG_PROMPT "=> " /* 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 0x00400000 /* memtest works on */ #define CFG_MEMTEST_END 0x00800000 /* 4 ... 8 MB in DRAM */ #undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */ #define CFG_LOAD_ADDR 0x00010000 /* default load address */ #define CFG_HZ 3333333 /* spec says 66.666 MHz, but it appears to be 33 */ /* valid baudrates */ #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } /* * 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 /*************************************************************** * Platform/Board specific defines start here. ***************************************************************/ /* * Hardware drivers */ /* * select serial console configuration */ #define CFG_IXP425_CONSOLE IXP425_UART1 /* we use UART1 for console */ /* * Physical Memory Map */ #define CONFIG_NR_DRAM_BANKS 1 /* we have 2 banks of DRAM */ #define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */ #define PHYS_SDRAM_1_SIZE 0x01000000 /* 16 MB */ #define PHYS_FLASH_1 0x50000000 /* Flash Bank #1 */ #define PHYS_FLASH_SIZE 0x00800000 /* 8 MB */ #define PHYS_FLASH_BANK_SIZE 0x00800000 /* 8 MB Banks */ #define PHYS_FLASH_SECT_SIZE 0x00020000 /* 128 KB sectors (x1) */ #define CFG_DRAM_BASE 0x00000000 #define CFG_DRAM_SIZE 0x01000000 #define CFG_FLASH_BASE PHYS_FLASH_1 /* * Expansion bus settings */ #define CFG_EXP_CS0 0xbcd23c42 /* * SDRAM settings */ #define CFG_SDR_CONFIG 0xd #define CFG_SDRAM_REFRESH_CNT 0x81a /* * GPIO settings */ /* * FLASH and environment organization */ #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ #define CFG_MAX_FLASH_SECT 128 /* 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 */ /* FIXME */ #define CFG_ENV_IS_IN_FLASH 1 #define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x20000) /* Addr of Environment Sector */ #define CFG_ENV_SIZE 0x20000 /* Total Size of Environment Sector */ #endif /* __CONFIG_H */