2 * (C) Copyright 2009 DENX Software Engineering
3 * Author: John Rigby <jrigby@gmail.com>
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.
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.
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,
26 * KARO TX25 board - SoC Configuration
29 #define CONFIG_MX25_CLK32 32000 /* OSC32K frequency */
30 #define CONFIG_SYS_HZ 1000
32 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* 256 kB for U-Boot */
34 /* NAND BOOT is the only boot method */
35 #define CONFIG_NAND_U_BOOT
37 #ifndef MACH_TYPE_TX25
38 #define MACH_TYPE_TX25 2177
41 #define CONFIG_MACH_TYPE MACH_TYPE_TX25
43 #ifdef CONFIG_NAND_SPL
44 /* Start copying real U-boot from the second page */
45 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x800
46 #define CONFIG_SYS_NAND_U_BOOT_SIZE 0x30000
48 #define CONFIG_SYS_NAND_U_BOOT_DST (0x81200000)
49 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_NAND_U_BOOT_DST
51 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
52 #define CONFIG_SYS_NAND_SPARE_SIZE 64
53 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
54 #define CONFIG_SYS_NAND_PAGE_COUNT 64
55 #define CONFIG_SYS_NAND_SIZE (128 * 1024 * 1024)
56 #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0
58 #define CONFIG_SKIP_LOWLEVEL_INIT
61 #define CONFIG_DISPLAY_CPUINFO
63 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
64 #define CONFIG_SETUP_MEMORY_TAGS
65 #define CONFIG_INITRD_TAG
71 #define CONFIG_SYS_MALLOC_LEN (1 << 20) /* 1 MiB */
73 * Board has 2 32MB banks of DRAM but there is a bug when using
74 * both so only the first is configured
76 #define CONFIG_NR_DRAM_BANKS 1
78 #define PHYS_SDRAM_1 0x80000000
79 #define PHYS_SDRAM_1_SIZE 0x02000000
80 #if (CONFIG_NR_DRAM_BANKS == 2)
81 #define PHYS_SDRAM_2 0x90000000
82 #define PHYS_SDRAM_2_SIZE 0x02000000
85 #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1
86 #define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_1+0x0800000)
87 #define CONFIG_STACKSIZE (256 * 1024) /* regular stack */
92 #define CONFIG_MXC_UART
93 #define CONFIG_MXC_UART_BASE UART1_BASE
94 #define CONFIG_CONS_INDEX 1 /* use UART0 for console */
95 #define CONFIG_BAUDRATE 115200 /* Default baud rate */
96 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
98 #define CONFIG_MXC_GPIO
101 * Flash & Environment
103 /* No NOR flash present */
104 #define CONFIG_SYS_NO_FLASH
105 #define CONFIG_ENV_IS_IN_NAND
106 #define CONFIG_ENV_OFFSET CONFIG_SYS_MONITOR_LEN
107 #define CONFIG_ENV_SIZE (128 * 1024) /* 128 kB NAND block size */
108 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
111 #define CONFIG_NAND_MXC
112 #define CONFIG_NAND_MXC_V1_1
113 #define CONFIG_MXC_NAND_REGS_BASE (0xBB000000)
114 #define CONFIG_SYS_MAX_NAND_DEVICE 1
115 #define CONFIG_SYS_NAND_BASE (0xBB000000)
116 #define CONFIG_JFFS2_NAND
117 #define CONFIG_MXC_NAND_HWECC
118 #define CONFIG_SYS_NAND_LARGEPAGE
120 #define CONFIG_SYS_64BIT_VSPRINTF
122 /* U-Boot general configuration */
123 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
124 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
125 /* Print buffer sz */
126 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
127 sizeof(CONFIG_SYS_PROMPT) + 16)
128 #define CONFIG_SYS_MAXARGS 32 /* max number of command args */
129 /* Boot Argument Buffer Size */
130 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
131 #define CONFIG_CMDLINE_EDITING
132 #define CONFIG_SYS_LONGHELP
134 /* U-Boot commands */
135 #include <config_cmd_default.h>
136 #define CONFIG_CMD_NAND
137 #define CONFIG_CMD_CACHE
142 #define CONFIG_FEC_MXC
143 #define CONFIG_FEC_MXC_PHYADDR 0x1f
145 #define CONFIG_CMD_NET
146 #define CONFIG_BOARD_LATE_INIT
147 #define CONFIG_ENV_OVERWRITE
149 #define CONFIG_BOOTDELAY 5
151 #define CONFIG_LOADADDR 0x81000000 /* loadaddr env var */
152 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
154 #define xstr(s) str(s)
157 #define CONFIG_EXTRA_ENV_SETTINGS \
159 "nfsargs=setenv bootargs root=/dev/nfs rw " \
160 "nfsroot=${serverip}:${rootpath}\0" \
161 "ramargs=setenv bootargs root=/dev/ram rw\0" \
162 "addip=setenv bootargs ${bootargs} " \
163 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
164 ":${hostname}:${netdev}:off panic=1\0" \
165 "addtty=setenv bootargs ${bootargs}" \
166 " console=ttymxc0,${baudrate}\0" \
167 "addmtd=setenv bootargs ${bootargs} ${mtdparts}\0" \
168 "addmisc=setenv bootargs ${bootargs}\0" \
169 "u-boot=tx25/u-boot.bin\0" \
170 "kernel_addr_r=" xstr(CONFIG_LOADADDR) "\0" \
172 "bootfile=tx25/uImage\0" \
173 "rootpath=/opt/eldk/arm\0" \
174 "net_nfs=tftp ${kernel_addr_r} ${bootfile};" \
175 "run nfsargs addip addtty addmtd addmisc;" \
177 "bootcmd=run net_nfs\0" \
178 "load=tftp ${loadaddr} ${u-boot}\0" \
179 "update=nand erase 0 40000;nand write ${loadaddr} 0 40000\0" \
180 "upd=run load update\0" \
182 /* additions for new relocation code, must be added to all boards */
183 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
184 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x1000 - /* Fix this */ \
185 GENERATED_GBL_DATA_SIZE)
187 #endif /* __CONFIG_H */