diff options
Diffstat (limited to 'include/configs/impa7.h')
| -rw-r--r-- | include/configs/impa7.h | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/include/configs/impa7.h b/include/configs/impa7.h new file mode 100644 index 0000000..99e0a4b --- /dev/null +++ b/include/configs/impa7.h @@ -0,0 +1,157 @@ +/* + * (C) Copyright 2000 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger <mgroeger@sysgo.de> + * + * Configuation settings for the implementa impA7 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_ARM7 1 /* This is a ARM7 CPU */ +#define CONFIG_IMPA7 1 /* on an impA7 Board */ +#define CONFIG_ARM_THUMB 1 /* this is an ARM720TDMI */ +#define CONFIG_ARM7_REVD 1 /* enable ARM720 REV.D Workarounds */ + +#undef CONFIG_USE_IRQ /* don't need them anymore */ + +/* + * Size of malloc() pool + */ +#define CONFIG_MALLOC_SIZE (CFG_ENV_SIZE + 128*1024) + +/* + * Hardware drivers + */ +#define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */ +#define CS8900_BASE 0x20000000 +#define CS8900_BUS32 1 + +/* + * select serial console configuration + */ +#define CONFIG_SERIAL1 1 /* we use Serial line 1 */ + +/* allow to overwrite serial and ethaddr */ +#define CONFIG_ENV_OVERWRITE + +#define CONFIG_BAUDRATE 9600 + +#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE) + +#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_JFFS2) + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +#define CONFIG_BOOTDELAY 3 +#define CONFIG_BOOTARGS "devfs=mount root=ramfs console=ttyS0,9600" +/*#define CONFIG_ETHADDR 08:00:3e:26:0a:5a */ +/*#define CONFIG_NETMASK 255.255.0.0 */ +/*#define CONFIG_IPADDR 172.22.2.128 */ +/*#define CONFIG_SERVERIP 172.22.2.126 */ +/*#define CONFIG_BOOTFILE "impa7" */ +#define CONFIG_BOOTCOMMAND "bootp;bootm" + +#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 "impA7 # " /* 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 0xc0400000 /* memtest works on */ +#define CFG_MEMTEST_END 0xc0800000 /* 4 ... 8 MB in DRAM */ + +#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */ + +#define CFG_LOAD_ADDR 0xc1000000 /* default load address */ + +#define CFG_HZ 2000 /* decrementer freq: 2 kHz */ + + /* 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 + +/*----------------------------------------------------------------------- + * Physical Memory Map + */ +#define CONFIG_NR_DRAM_BANKS 2 /* we have 2 banks of DRAM */ +#define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */ +#define PHYS_SDRAM_1_SIZE 0x00800000 /* 8 MB */ +#define PHYS_SDRAM_2 0xc1000000 /* SDRAM Bank #2 */ +#define PHYS_SDRAM_2_SIZE 0x00800000 /* 8 MB */ + +#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */ +#define PHYS_FLASH_2 0x10000000 /* Flash Bank #2 */ +#define PHYS_FLASH_SIZE 0x00800000 /* 16 MB */ + +#define CFG_FLASH_BASE PHYS_FLASH_1 + +/*----------------------------------------------------------------------- + * FLASH and environment organization + */ +#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 71 /* max number of sectors on one chip */ + +/* 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 +#define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x1C000) /* Addr of Environment Sector */ +#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */ + +/* Flash banks JFFS2 should use */ +#define CFG_JFFS2_FIRST_BANK 0 +#define CFG_JFFS2_FIRST_SECTOR 8 +#define CFG_JFFS2_NUM_BANKS 2 + +#endif /* __CONFIG_H */ |