2 * Copyright (C) 2003 ETC s.r.o.
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of
7 * the License, or (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
19 * Written by Peter Figuli <peposh@etc.sk>, 2003.
26 #define CONFIG_PXA250 1 /* this is an PXA250 CPU */
27 #define CONFIG_WEPEP250 1 /* config for wepep250 board */
28 #undef CONFIG_USE_IRQ /* don't need use IRQ/FIQ */
30 /* we will never enable dcache, because we have to setup MMU first */
31 #define CONFIG_SYS_NO_DCACHE
34 * Select serial console configuration
36 #define CONFIG_PXA_SERIAL
37 #define CONFIG_BTUART 1 /* BTUART is default on WEP dev board */
38 #define CONFIG_BAUDRATE 115200
44 #define CONFIG_BOOTP_BOOTFILESIZE
45 #define CONFIG_BOOTP_BOOTPATH
46 #define CONFIG_BOOTP_GATEWAY
47 #define CONFIG_BOOTP_HOSTNAME
51 * Command line configuration.
53 #include <config_cmd_default.h>
55 #undef CONFIG_CMD_CONSOLE
56 #undef CONFIG_CMD_LOADS
58 #undef CONFIG_CMD_SOURCE
62 * Boot options. Setting delay to -1 stops autostart count down.
63 * NOTE: Sending parameters to kernel depends on kernel version and
64 * 2.4.19-rmk6-pxa1 patch used while my u-boot coding didn't accept
65 * parameters at all! Do not get confused by them so.
67 #define CONFIG_BOOTDELAY -1
68 #define CONFIG_BOOTARGS "root=/dev/mtdblock2 mem=32m console=ttyS01,115200n8"
69 #define CONFIG_BOOTCOMMAND "bootm 40000"
73 * General options for u-boot. Modify to save memory foot print
75 #define CONFIG_SYS_LONGHELP /* undef saves memory */
76 #define CONFIG_SYS_PROMPT "WEP> " /* prompt string */
77 #define CONFIG_SYS_CBSIZE 256 /* console I/O buffer */
78 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* print buffer size */
79 #define CONFIG_SYS_MAXARGS 16 /* max command args */
80 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* boot args buf size */
82 #define CONFIG_SYS_MEMTEST_START 0xa0400000 /* memtest test area */
83 #define CONFIG_SYS_MEMTEST_END 0xa0800000
85 #define CONFIG_SYS_HZ 1000
86 #define CONFIG_SYS_CPUSPEED 0x141 /* core clock - register value */
88 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
91 * Definitions related to passing arguments to kernel.
93 #define CONFIG_CMDLINE_TAG 1 /* send commandline to Kernel */
94 #define CONFIG_SETUP_MEMORY_TAGS 1 /* send memory definition to kernel */
95 #undef CONFIG_INITRD_TAG /* do not send initrd params */
96 #undef CONFIG_VFD /* do not send framebuffer setup */
100 * Malloc pool need to host env + 128 Kb reserve for other allocations.
102 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128<<10) )
103 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
105 #define CONFIG_STACKSIZE (120<<10) /* stack size */
107 #ifdef CONFIG_USE_IRQ
108 #define CONFIG_STACKSIZE_IRQ (4<<10) /* IRQ stack */
109 #define CONFIG_STACKSIZE_FIQ (4<<10) /* FIQ stack */
115 #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of SDRAM */
116 #define WEP_SDRAM_1 0xa0000000 /* SDRAM bank #1 */
117 #define WEP_SDRAM_1_SIZE 0x02000000 /* 32 MB ( 2 chip ) */
118 #define WEP_SDRAM_2 0xa2000000 /* SDRAM bank #2 */
119 #define WEP_SDRAM_2_SIZE 0x00000000 /* 0 MB */
120 #define WEP_SDRAM_3 0xa8000000 /* SDRAM bank #3 */
121 #define WEP_SDRAM_3_SIZE 0x00000000 /* 0 MB */
122 #define WEP_SDRAM_4 0xac000000 /* SDRAM bank #4 */
123 #define WEP_SDRAM_4_SIZE 0x00000000 /* 0 MB */
125 #define CONFIG_SYS_DRAM_BASE 0xa0000000
126 #define CONFIG_SYS_DRAM_SIZE 0x02000000
128 /* Uncomment used SDRAM chip */
129 #define WEP_SDRAM_K4S281633
130 /*#define WEP_SDRAM_K4S561633*/
134 * Configuration for FLASH memory
136 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* FLASH banks count (not chip count)*/
137 #define CONFIG_SYS_MAX_FLASH_SECT 128 /* number of sector in FLASH bank */
138 #define WEP_FLASH_BUS_WIDTH 4 /* we use 32 bit FLASH memory... */
139 #define WEP_FLASH_INTERLEAVE 2 /* ... made of 2 chips */
140 #define WEP_FLASH_BANK_SIZE 0x2000000 /* size of one flash bank*/
141 #define WEP_FLASH_SECT_SIZE 0x0040000 /* size of erase sector */
142 #define WEP_FLASH_BASE 0x0000000 /* location of flash memory */
143 #define WEP_FLASH_UNLOCK 1 /* perform hw unlock first */
146 /* This should be defined if CFI FLASH device is present. Actually benefit
147 is not so clear to me. In other words we can provide more informations
148 to user, but this expects more complex flash handling we do not provide
150 #undef CONFIG_SYS_FLASH_CFI
152 #define CONFIG_SYS_FLASH_ERASE_TOUT (2*CONFIG_SYS_HZ) /* timeout for Erase operation */
153 #define CONFIG_SYS_FLASH_WRITE_TOUT (2*CONFIG_SYS_HZ) /* timeout for Write operation */
155 #define CONFIG_SYS_FLASH_BASE WEP_FLASH_BASE
158 * This is setting for JFFS2 support in u-boot.
159 * Right now there is no gain for user, but later on booting kernel might be
160 * possible. Consider using XIP kernel running from flash to save RAM
162 * NOTE: Enable CONFIG_CMD_JFFS2 for JFFS2 support.
164 #define CONFIG_SYS_JFFS2_FIRST_BANK 0
165 #define CONFIG_SYS_JFFS2_FIRST_SECTOR 5
166 #define CONFIG_SYS_JFFS2_NUM_BANKS 1
169 * Environment setup. Definitions of monitor location and size with
170 * definition of environment setup ends up in 2 possibilities.
171 * 1. Embeded environment - in u-boot code is space for environment
172 * 2. Environment is read from predefined sector of flash
173 * Right now we support 2. possiblity, but expecting no env placed
174 * on mentioned address right now. This also needs to provide whole
175 * sector for it - for us 256Kb is really waste of memory. U-boot uses
176 * default env. and until kernel parameters could be sent to kernel
177 * env. has no sense to us.
180 #define CONFIG_SYS_MONITOR_BASE PHYS_FLASH_1
181 #define CONFIG_SYS_MONITOR_LEN 0x20000 /* 128kb ( 1 flash sector ) */
182 #define CONFIG_ENV_IS_IN_FLASH 1
183 #define CONFIG_ENV_ADDR 0x20000 /* absolute address for now */
184 #define CONFIG_ENV_SIZE 0x2000
186 #undef CONFIG_ENV_OVERWRITE /* env is not writable now */
189 * Well this has to be defined, but on the other hand it is used differently
190 * one may expect. For instance loadb command do not cares :-)
191 * So advice is - do not relay on this...
193 #define CONFIG_SYS_LOAD_ADDR 0x40000
195 #endif /* __CONFIG_H */