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Diffstat (limited to 'include/configs/wepep250.h')
| -rw-r--r-- | include/configs/wepep250.h | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/include/configs/wepep250.h b/include/configs/wepep250.h new file mode 100644 index 0000000..c88c4ab --- /dev/null +++ b/include/configs/wepep250.h @@ -0,0 +1,188 @@ +/* + * Copyright (C) 2003 ETC s.r.o. + * + * 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 + * + * Written by Peter Figuli <peposh@etc.sk>, 2003. + * + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +#define CONFIG_PXA250 1 /* this is an PXA250 CPU */ +#define CONFIG_WEPEP250 1 /* config for wepep250 board */ +#undef CONFIG_USE_IRQ /* don't need use IRQ/FIQ */ + + +/* + * Select serial console configuration + */ +#define CONFIG_BTUART 1 /* BTUART is default on WEP dev board */ +#define CONFIG_BAUDRATE 115200 + + +/* + * Definition of u-boot build in commands. Check out CONFIG_CMD_DFL if + * neccessary in include/cmd_confdefs.h file. (Un)comment for getting + * functionality or size of u-boot code. + */ +#define CONFIG_COMMANDS (CONFIG_CMD_DFL \ + & ~CFG_CMD_NET \ + & ~CFG_CMD_LOADS \ + & ~CFG_CMD_CONSOLE \ + & ~CFG_CMD_AUTOSCRIPT \ +/* | CFG_CMD_JFFS2 */ \ + ) +#include <cmd_confdefs.h> + +/* + * Boot options. Setting delay to -1 stops autostart count down. + * NOTE: Sending parameters to kernel depends on kernel version and + * 2.4.19-rmk6-pxa1 patch used while my u-boot coding didn't accept + * parameters at all! Do not get confused by them so. + */ +#define CONFIG_BOOTDELAY -1 +#define CONFIG_BOOTARGS "root=/dev/mtdblock2 mem=32m console=ttyS01,115200n8" +#define CONFIG_BOOTCOMMAND "bootm 40000" + + +/* + * General options for u-boot. Modify to save memory foot print + */ +#define CFG_LONGHELP /* undef saves memory */ +#define CFG_PROMPT "WEP> " /* prompt string */ +#define CFG_CBSIZE 256 /* console I/O buffer */ +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* print buffer size */ +#define CFG_MAXARGS 16 /* max command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* boot args buf size */ + +#define CFG_MEMTEST_START 0xa0400000 /* memtest test area */ +#define CFG_MEMTEST_END 0xa0800000 + +#undef CFG_CLKS_IN_HZ /* use HZ for freq. display */ + +#define CFG_HZ 3686400 /* incrementer freq: 3.6864 MHz */ +#define CFG_CPUSPEED 0x141 /* core clock - register value */ + +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } + +/* + * Definitions related to passing arguments to kernel. + */ +#define CONFIG_CMDLINE_TAG 1 /* send commandline to Kernel */ +#define CONFIG_SETUP_MEMORY_TAGS 1 /* send memory definition to kernel */ +#undef CONFIG_INITRD_TAG /* do not send initrd params */ +#undef CONFIG_VFD /* do not send framebuffer setup */ + + +/* + * Malloc pool need to host env + 128 Kb reserve for other allocations. + */ +#define CFG_MALLOC_LEN (CFG_ENV_SIZE + (128<<10) ) + +#define CONFIG_STACKSIZE (120<<10) /* stack size */ + +#ifdef CONFIG_USE_IRQ +#define CONFIG_STACKSIZE_IRQ (4<<10) /* IRQ stack */ +#define CONFIG_STACKSIZE_FIQ (4<<10) /* FIQ stack */ +#endif + +/* + * SDRAM Memory Map + */ +#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of SDRAM */ +#define WEP_SDRAM_1 0xa0000000 /* SDRAM bank #1 */ +#define WEP_SDRAM_1_SIZE 0x02000000 /* 32 MB ( 2 chip ) */ +#define WEP_SDRAM_2 0xa2000000 /* SDRAM bank #2 */ +#define WEP_SDRAM_2_SIZE 0x00000000 /* 0 MB */ +#define WEP_SDRAM_3 0xa8000000 /* SDRAM bank #3 */ +#define WEP_SDRAM_3_SIZE 0x00000000 /* 0 MB */ +#define WEP_SDRAM_4 0xac000000 /* SDRAM bank #4 */ +#define WEP_SDRAM_4_SIZE 0x00000000 /* 0 MB */ + +#define CFG_DRAM_BASE 0xa0000000 +#define CFG_DRAM_SIZE 0x02000000 + +/* Uncomment used SDRAM chip */ +#define WEP_SDRAM_K4S281633 +/*#define WEP_SDRAM_K4S561633*/ + + +/* + * Configuration for FLASH memory + */ +#define CFG_MAX_FLASH_BANKS 1 /* FLASH banks count (not chip count)*/ +#define CFG_MAX_FLASH_SECT 128 /* number of sector in FLASH bank */ +#define WEP_FLASH_BUS_WIDTH 4 /* we use 32 bit FLASH memory... */ +#define WEP_FLASH_INTERLEAVE 2 /* ... made of 2 chips */ +#define WEP_FLASH_BANK_SIZE 0x2000000 /* size of one flash bank*/ +#define WEP_FLASH_SECT_SIZE 0x0040000 /* size of erase sector */ +#define WEP_FLASH_BASE 0x0000000 /* location of flash memory */ +#define WEP_FLASH_UNLOCK 1 /* perform hw unlock first */ + + +/* This should be defined if CFI FLASH device is present. Actually benefit + is not so clear to me. In other words we can provide more informations + to user, but this expects more complex flash handling we do not provide + now.*/ +#undef CFG_FLASH_CFI + +#define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* timeout for Erase operation */ +#define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* timeout for Write operation */ + +#define CFG_FLASH_BASE WEP_FLASH_BASE + +/* + * This is setting for JFFS2 support in u-boot. + * Right now there is no gain for user, but later on booting kernel might be + * possible. Consider using XIP kernel running from flash to save RAM + * footprint. + * NOTE: Enable CFG_CMD_JFFS2 for JFFS2 support. + */ +#define CFG_JFFS2_FIRST_BANK 0 +#define CFG_JFFS2_FIRST_SECTOR 5 +#define CFG_JFFS2_NUM_BANKS 1 + +/* + * Environment setup. Definitions of monitor location and size with + * definition of environment setup ends up in 2 possibilities. + * 1. Embeded environment - in u-boot code is space for environment + * 2. Environment is read from predefined sector of flash + * Right now we support 2. possiblity, but expecting no env placed + * on mentioned address right now. This also needs to provide whole + * sector for it - for us 256Kb is really waste of memory. U-boot uses + * default env. and until kernel parameters could be sent to kernel + * env. has no sense to us. + */ + +#define CFG_MONITOR_BASE PHYS_FLASH_1 +#define CFG_MONITOR_LEN 0x20000 /* 128kb ( 1 flash sector ) */ +#define CFG_ENV_IS_IN_FLASH 1 +#define CFG_ENV_ADDR 0x20000 /* absolute address for now */ +#define CFG_ENV_SIZE 0x2000 + +#undef CONFIG_ENV_OVERWRITE /* env is not writable now */ + +/* + * Well this has to be defined, but on the other hand it is used differently + * one may expect. For instance loadb command do not cares :-) + * So advice is - do not relay on this... + */ +#define CFG_LOAD_ADDR 0x40000 + +#endif /* __CONFIG_H */ + |