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John Rigby6895d452010-01-25 23:12:58 -07001/*
2 * (C) Copyright 2009 DENX Software Engineering
3 * Author: John Rigby <jrigby@gmail.com>
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation; either version 2 of
8 * the License, or (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
18 * MA 02111-1307 USA
19 */
20
21#ifndef __CONFIG_H
22#define __CONFIG_H
23
24
25/*
26 * KARO TX25 board - SoC Configuration
27 */
28#define CONFIG_ARM926EJS /* arm926ejs CPU core */
29#define CONFIG_MX25
30#define CONFIG_TX25
31#define CONFIG_MX25_CLK32 32000 /* OSC32K frequency */
32#define CONFIG_SYS_HZ 1000
33
34#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* 256 kB for U-Boot */
35
36/* NAND BOOT is the only boot method */
37#define CONFIG_NAND_U_BOOT
38
39#ifdef CONFIG_NAND_SPL
40/* Start copying real U-boot from the second page */
41#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x800
42#define CONFIG_SYS_NAND_U_BOOT_SIZE 0x30000
Heiko Schocherab86f722010-09-17 13:10:42 +020043
Heiko Schocher97105042010-10-11 14:08:14 +020044#define CONFIG_SYS_NAND_U_BOOT_DST (0x81200000)
Heiko Schocherab86f722010-09-17 13:10:42 +020045#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_NAND_U_BOOT_DST
John Rigby6895d452010-01-25 23:12:58 -070046
47#define CONFIG_SYS_NAND_PAGE_SIZE 2048
48#define CONFIG_SYS_NAND_SPARE_SIZE 64
49#define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
50#define CONFIG_SYS_NAND_PAGE_COUNT 64
51#define CONFIG_SYS_NAND_SIZE (128 * 1024 * 1024)
52#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0
53#else
54#define CONFIG_SKIP_LOWLEVEL_INIT
John Rigby6895d452010-01-25 23:12:58 -070055#endif
56
57#define CONFIG_DISPLAY_CPUINFO
58
59#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
60#define CONFIG_SETUP_MEMORY_TAGS 1
61#define CONFIG_INITRD_TAG 1
62
63/*
64 * Memory Info
65 */
66/* malloc() len */
67#define CONFIG_SYS_MALLOC_LEN (1 << 20) /* 1 MiB */
John Rigby6895d452010-01-25 23:12:58 -070068/*
69 * Board has 2 32MB banks of DRAM but there is a bug when using
70 * both so only the first is configured
71 */
72#define CONFIG_NR_DRAM_BANKS 1
73
74#define PHYS_SDRAM_1 0x80000000
75#define PHYS_SDRAM_1_SIZE 0x02000000
76#if (CONFIG_NR_DRAM_BANKS == 2)
77#define PHYS_SDRAM_2 0x90000000
78#define PHYS_SDRAM_2_SIZE 0x02000000
79#endif
80/* 8MB DRAM test */
81#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1
82#define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_1+0x0800000)
83#define CONFIG_STACKSIZE (256 * 1024) /* regular stack */
84
85/*
86 * Serial Info
87 */
88#define CONFIG_MXC_UART 1
89#define CONFIG_SYS_MX25_UART1 1
90#define CONFIG_CONS_INDEX 1 /* use UART0 for console */
91#define CONFIG_BAUDRATE 115200 /* Default baud rate */
92#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
93
94/*
95 * Flash & Environment
96 */
97/* No NOR flash present */
98#define CONFIG_SYS_NO_FLASH 1
99#define CONFIG_ENV_IS_IN_NAND
100#define CONFIG_ENV_OFFSET CONFIG_SYS_MONITOR_LEN
101#define CONFIG_ENV_SIZE (128 * 1024) /* 128 kB NAND block size */
102#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
103
104/* NAND */
105#define CONFIG_NAND_MXC
106#define CONFIG_NAND_MXC_V1_1
107#define CONFIG_MXC_NAND_REGS_BASE (0xBB000000)
108#define CONFIG_SYS_MAX_NAND_DEVICE 1
109#define CONFIG_SYS_NAND_BASE (0xBB000000)
110#define CONFIG_JFFS2_NAND
111#define CONFIG_MXC_NAND_HWECC
112#define CONFIG_SYS_NAND_LARGEPAGE
113
114#define CONFIG_SYS_64BIT_VSPRINTF
115
116/* U-Boot general configuration */
117#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
118#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
119/* Print buffer sz */
120#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
121 sizeof(CONFIG_SYS_PROMPT) + 16)
122#define CONFIG_SYS_MAXARGS 32 /* max number of command args */
123/* Boot Argument Buffer Size */
124#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
125#define CONFIG_CMDLINE_EDITING
126#define CONFIG_SYS_LONGHELP
127
128/* U-Boot commands */
129#include <config_cmd_default.h>
130#define CONFIG_CMD_NAND
Heiko Schocherc3330e92010-09-17 13:10:30 +0200131#define CONFIG_CMD_CACHE
John Rigby6895d452010-01-25 23:12:58 -0700132
133/*
134 * Ethernet
135 */
136#define CONFIG_FEC_MXC
137#define CONFIG_FEC_MXC_PHYADDR 0x1f
138#define CONFIG_MII
139#define CONFIG_CMD_NET
140#define CONFIG_NET_MULTI
141#define BOARD_LATE_INIT
142#define CONFIG_ENV_OVERWRITE
143
144#define CONFIG_BOOTDELAY 5
145
146#define CONFIG_LOADADDR 0x81000000 /* loadaddr env var */
147#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
148
149#define xstr(s) str(s)
150#define str(s) #s
151
152#define CONFIG_EXTRA_ENV_SETTINGS \
153 "netdev=eth0\0" \
154 "nfsargs=setenv bootargs root=/dev/nfs rw " \
155 "nfsroot=${serverip}:${rootpath}\0" \
156 "ramargs=setenv bootargs root=/dev/ram rw\0" \
157 "addip=setenv bootargs ${bootargs} " \
158 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
159 ":${hostname}:${netdev}:off panic=1\0" \
160 "addtty=setenv bootargs ${bootargs}" \
161 " console=ttymxc0,${baudrate}\0" \
162 "addmtd=setenv bootargs ${bootargs} ${mtdparts}\0" \
163 "addmisc=setenv bootargs ${bootargs}\0" \
164 "u-boot=tx25/u-boot.bin\0" \
165 "kernel_addr_r=" xstr(CONFIG_LOADADDR) "\0" \
166 "hostname=tx25\0" \
167 "bootfile=tx25/uImage\0" \
168 "rootpath=/opt/eldk/arm\0" \
169 "net_nfs=tftp ${kernel_addr_r} ${bootfile};" \
170 "run nfsargs addip addtty addmtd addmisc;" \
171 "bootm\0" \
172 "bootcmd=run net_nfs\0" \
173 "load=tftp ${loadaddr} ${u-boot}\0" \
174 "update=nand erase 0 40000;nand write ${loadaddr} 0 40000\0" \
175 "upd=run load update\0" \
176
Heiko Schochera784c012010-09-22 14:06:33 +0200177/* additions for new relocation code, must be added to all boards */
Heiko Schocherab86f722010-09-17 13:10:42 +0200178#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
179#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x1000 - /* Fix this */ \
Wolfgang Denk25ddd1f2010-10-26 14:34:52 +0200180 GENERATED_GBL_DATA_SIZE)
Heiko Schocherab86f722010-09-17 13:10:42 +0200181
John Rigby6895d452010-01-25 23:12:58 -0700182#endif /* __CONFIG_H */