2 * Copyright (C) 2013 Marek Vasut <marex@denx.de>
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 #ifndef __MX23_OLINUXINO_CONFIG_H__
20 #define __MX23_OLINUXINO_CONFIG_H__
25 #define CONFIG_MX23 /* i.MX23 SoC */
26 #define CONFIG_MXS_GPIO /* GPIO control */
27 #define CONFIG_SYS_HZ 1000 /* Ticks per second */
29 #define CONFIG_MACH_TYPE 4105
31 #include <asm/arch/regs-base.h>
33 #define CONFIG_SYS_NO_FLASH
34 #define CONFIG_BOARD_EARLY_INIT_F
35 #define CONFIG_ARCH_MISC_INIT
41 #define CONFIG_SPL_NO_CPU_SUPPORT_CODE
42 #define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mxs"
43 #define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds"
44 #define CONFIG_SPL_LIBCOMMON_SUPPORT
45 #define CONFIG_SPL_LIBGENERIC_SUPPORT
46 #define CONFIG_SPL_GPIO_SUPPORT
51 #include <config_cmd_default.h>
52 #define CONFIG_DISPLAY_CPUINFO
53 #define CONFIG_DOS_PARTITION
55 #define CONFIG_CMD_CACHE
56 #define CONFIG_CMD_EXT2
57 #define CONFIG_CMD_FAT
58 #define CONFIG_CMD_GPIO
59 #define CONFIG_CMD_MMC
62 * Memory configurations
64 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
65 #define PHYS_SDRAM_1 0x40000000 /* Base address */
66 #define PHYS_SDRAM_1_SIZE 0x08000000 /* Max 128 MB RAM */
67 #define CONFIG_SYS_MALLOC_LEN 0x00400000 /* 4 MB for malloc */
68 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* Initial data */
69 #define CONFIG_SYS_MEMTEST_START 0x40000000 /* Memtest start adr */
70 #define CONFIG_SYS_MEMTEST_END 0x40400000 /* 4 MB RAM test */
71 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
72 /* Point initial SP in SRAM so SPL can use it too. */
74 #define CONFIG_SYS_INIT_RAM_ADDR 0x00000000
75 #define CONFIG_SYS_INIT_RAM_SIZE (128 * 1024)
77 #define CONFIG_SYS_INIT_SP_OFFSET \
78 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
79 #define CONFIG_SYS_INIT_SP_ADDR \
80 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
82 * We need to sacrifice first 4 bytes of RAM here to avoid triggering some
83 * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot
84 * binary. In case there was more of this mess, 0x100 bytes are skipped.
86 #define CONFIG_SYS_TEXT_BASE 0x40000100
89 * U-Boot general configurations
91 #define CONFIG_SYS_LONGHELP
92 #define CONFIG_SYS_PROMPT "=> "
93 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */
94 #define CONFIG_SYS_PBSIZE \
95 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
96 /* Print buffer size */
97 #define CONFIG_SYS_MAXARGS 32 /* Max number of command args */
98 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
99 /* Boot argument buffer size */
100 #define CONFIG_VERSION_VARIABLE /* U-BOOT version */
101 #define CONFIG_AUTO_COMPLETE /* Command auto complete */
102 #define CONFIG_CMDLINE_EDITING /* Command history etc */
103 #define CONFIG_SYS_HUSH_PARSER
108 #define CONFIG_PL011_SERIAL
109 #define CONFIG_PL011_CLOCK 24000000
110 #define CONFIG_PL01x_PORTS { (void *)MXS_UARTDBG_BASE }
111 #define CONFIG_CONS_INDEX 0
112 #define CONFIG_BAUDRATE 115200 /* Default baud rate */
117 #ifdef CONFIG_CMD_MMC
119 #define CONFIG_BOUNCE_BUFFER
120 #define CONFIG_GENERIC_MMC
121 #define CONFIG_MXS_MMC
127 #define CONFIG_APBH_DMA
132 #define CONFIG_CMDLINE_TAG
133 #define CONFIG_SETUP_MEMORY_TAGS
134 #define CONFIG_BOOTDELAY 3
135 #define CONFIG_BOOTFILE "uImage"
136 #define CONFIG_LOADADDR 0x42000000
137 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
138 #define CONFIG_OF_LIBFDT
143 #define CONFIG_ENV_IS_IN_MMC
144 #define CONFIG_ENV_OVERWRITE
145 #ifdef CONFIG_ENV_IS_IN_MMC
146 #define CONFIG_ENV_OFFSET (256 * 1024)
147 #define CONFIG_ENV_SIZE (16 * 1024)
148 #define CONFIG_SYS_MMC_ENV_DEV 0
154 #define CONFIG_EXTRA_ENV_SETTINGS \
155 "update_sd_firmware_filename=u-boot.sd\0" \
156 "update_sd_firmware=" /* Update the SD firmware partition */ \
157 "if mmc rescan ; then " \
158 "if tftp ${update_sd_firmware_filename} ; then " \
159 "setexpr fw_sz ${filesize} / 0x200 ; " /* SD block size */ \
160 "setexpr fw_sz ${fw_sz} + 1 ; " \
161 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \
164 "script=boot.scr\0" \
166 "console=ttyAMA0\0" \
167 "fdt_file=imx23-olinuxino.dtb\0" \
168 "fdt_addr=0x41000000\0" \
172 "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \
173 "mmcargs=setenv bootargs console=${console},${baudrate} " \
174 "root=${mmcroot}\0" \
176 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
177 "bootscript=echo Running bootscript from mmc ...; " \
179 "loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \
180 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
181 "mmcboot=echo Booting from mmc ...; " \
183 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
184 "if run loadfdt; then " \
185 "bootm ${loadaddr} - ${fdt_addr}; " \
187 "if test ${boot_fdt} = try; then " \
190 "echo WARN: Cannot load the DT; " \
197 #define CONFIG_BOOTCOMMAND \
198 "mmc dev ${mmcdev}; if mmc rescan; then " \
199 "if run loadbootscript; then " \
202 "if run loaduimage; then " \
205 "echo ERR: Fail to boot from MMC; " \
210 #endif /* __MX23_OLINUXINO_CONFIG_H__ */