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Diffstat (limited to 'include/configs/ixdp425.h')
| -rw-r--r-- | include/configs/ixdp425.h | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/include/configs/ixdp425.h b/include/configs/ixdp425.h new file mode 100644 index 0000000..3d814d0 --- /dev/null +++ b/include/configs/ixdp425.h @@ -0,0 +1,171 @@ +/* + * (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) + +/* 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 <cmd_confdefs.h> + +#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 */ |