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mx23_olinuxino: Enable USB support
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1/*
2 * Copyright (C) 2013 Marek Vasut <marex@denx.de>
3 *
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.
8 *
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.
13 *
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,
17 * MA 02111-1307 USA
18 */
19#ifndef __MX23_OLINUXINO_CONFIG_H__
20#define __MX23_OLINUXINO_CONFIG_H__
21
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22#include <asm/arch/iomux-mx23.h>
23
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24/*
25 * SoC configurations
26 */
27#define CONFIG_MX23 /* i.MX23 SoC */
28#define CONFIG_MXS_GPIO /* GPIO control */
29#define CONFIG_SYS_HZ 1000 /* Ticks per second */
30
31#define CONFIG_MACH_TYPE 4105
32
33#include <asm/arch/regs-base.h>
34
35#define CONFIG_SYS_NO_FLASH
36#define CONFIG_BOARD_EARLY_INIT_F
37#define CONFIG_ARCH_MISC_INIT
38
39/*
40 * SPL
41 */
42#define CONFIG_SPL
43#define CONFIG_SPL_NO_CPU_SUPPORT_CODE
44#define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mxs"
45#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds"
46#define CONFIG_SPL_LIBCOMMON_SUPPORT
47#define CONFIG_SPL_LIBGENERIC_SUPPORT
48#define CONFIG_SPL_GPIO_SUPPORT
49
50/*
51 * U-Boot Commands
52 */
53#include <config_cmd_default.h>
54#define CONFIG_DISPLAY_CPUINFO
55#define CONFIG_DOS_PARTITION
56
57#define CONFIG_CMD_CACHE
13b1ebde 58#define CONFIG_CMD_EXT2
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59#define CONFIG_CMD_FAT
60#define CONFIG_CMD_GPIO
36c7c925 61#define CONFIG_CMD_LED
13b1ebde 62#define CONFIG_CMD_MMC
ebe1d170 63#define CONFIG_CMD_USB
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64
65/*
66 * Memory configurations
67 */
68#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
69#define PHYS_SDRAM_1 0x40000000 /* Base address */
70#define PHYS_SDRAM_1_SIZE 0x08000000 /* Max 128 MB RAM */
71#define CONFIG_SYS_MALLOC_LEN 0x00400000 /* 4 MB for malloc */
72#define CONFIG_SYS_GBL_DATA_SIZE 128 /* Initial data */
73#define CONFIG_SYS_MEMTEST_START 0x40000000 /* Memtest start adr */
74#define CONFIG_SYS_MEMTEST_END 0x40400000 /* 4 MB RAM test */
75#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
76/* Point initial SP in SRAM so SPL can use it too. */
77
78#define CONFIG_SYS_INIT_RAM_ADDR 0x00000000
79#define CONFIG_SYS_INIT_RAM_SIZE (128 * 1024)
80
81#define CONFIG_SYS_INIT_SP_OFFSET \
82 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
83#define CONFIG_SYS_INIT_SP_ADDR \
84 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
85/*
86 * We need to sacrifice first 4 bytes of RAM here to avoid triggering some
87 * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot
88 * binary. In case there was more of this mess, 0x100 bytes are skipped.
89 */
90#define CONFIG_SYS_TEXT_BASE 0x40000100
91
92/*
93 * U-Boot general configurations
94 */
95#define CONFIG_SYS_LONGHELP
96#define CONFIG_SYS_PROMPT "=> "
97#define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */
98#define CONFIG_SYS_PBSIZE \
99 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
100 /* Print buffer size */
101#define CONFIG_SYS_MAXARGS 32 /* Max number of command args */
102#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
103 /* Boot argument buffer size */
104#define CONFIG_VERSION_VARIABLE /* U-BOOT version */
105#define CONFIG_AUTO_COMPLETE /* Command auto complete */
106#define CONFIG_CMDLINE_EDITING /* Command history etc */
107#define CONFIG_SYS_HUSH_PARSER
108
109/*
110 * Serial Driver
111 */
112#define CONFIG_PL011_SERIAL
113#define CONFIG_PL011_CLOCK 24000000
114#define CONFIG_PL01x_PORTS { (void *)MXS_UARTDBG_BASE }
115#define CONFIG_CONS_INDEX 0
116#define CONFIG_BAUDRATE 115200 /* Default baud rate */
117
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118/*
119 * Status LED
120 */
121#define CONFIG_STATUS_LED
122#define CONFIG_GPIO_LED
123#define CONFIG_BOARD_SPECIFIC_LED
124#define STATUS_LED_BOOT 0
125#define STATUS_LED_BIT MX23_PAD_SSP1_DETECT__GPIO_2_1
126#define STATUS_LED_STATE STATUS_LED_ON
127#define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2)
128
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129/*
130 * MMC Driver
131 */
132#ifdef CONFIG_CMD_MMC
133#define CONFIG_MMC
134#define CONFIG_BOUNCE_BUFFER
135#define CONFIG_GENERIC_MMC
136#define CONFIG_MXS_MMC
137#endif
138
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139/*
140 * APBH DMA
141 */
142#define CONFIG_APBH_DMA
143
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144/* USB */
145#ifdef CONFIG_CMD_USB
146#define CONFIG_USB_EHCI
147#define CONFIG_USB_EHCI_MXS
148#define CONFIG_EHCI_MXS_PORT0
149#define CONFIG_USB_MAX_CONTROLLER_COUNT 1
150#define CONFIG_EHCI_IS_TDI
151#define CONFIG_USB_STORAGE
152#endif
153
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154/*
155 * Boot Linux
156 */
157#define CONFIG_CMDLINE_TAG
158#define CONFIG_SETUP_MEMORY_TAGS
159#define CONFIG_BOOTDELAY 3
160#define CONFIG_BOOTFILE "uImage"
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161#define CONFIG_LOADADDR 0x42000000
162#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
163#define CONFIG_OF_LIBFDT
164
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165/*
166 * Environment
167 */
168#define CONFIG_ENV_IS_IN_MMC
169#define CONFIG_ENV_OVERWRITE
170#ifdef CONFIG_ENV_IS_IN_MMC
171#define CONFIG_ENV_OFFSET (256 * 1024)
172#define CONFIG_ENV_SIZE (16 * 1024)
173#define CONFIG_SYS_MMC_ENV_DEV 0
174#endif
175
176/*
177 * Extra Environments
178 */
179#define CONFIG_EXTRA_ENV_SETTINGS \
180 "update_sd_firmware_filename=u-boot.sd\0" \
181 "update_sd_firmware=" /* Update the SD firmware partition */ \
182 "if mmc rescan ; then " \
183 "if tftp ${update_sd_firmware_filename} ; then " \
184 "setexpr fw_sz ${filesize} / 0x200 ; " /* SD block size */ \
185 "setexpr fw_sz ${fw_sz} + 1 ; " \
186 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \
187 "fi ; " \
188 "fi\0" \
189 "script=boot.scr\0" \
190 "uimage=uImage\0" \
191 "console=ttyAMA0\0" \
192 "fdt_file=imx23-olinuxino.dtb\0" \
193 "fdt_addr=0x41000000\0" \
194 "boot_fdt=try\0" \
195 "mmcdev=0\0" \
196 "mmcpart=2\0" \
197 "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \
198 "mmcargs=setenv bootargs console=${console},${baudrate} " \
199 "root=${mmcroot}\0" \
200 "loadbootscript=" \
201 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
202 "bootscript=echo Running bootscript from mmc ...; " \
203 "source\0" \
204 "loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \
205 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
206 "mmcboot=echo Booting from mmc ...; " \
207 "run mmcargs; " \
208 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
209 "if run loadfdt; then " \
210 "bootm ${loadaddr} - ${fdt_addr}; " \
211 "else " \
212 "if test ${boot_fdt} = try; then " \
213 "bootm; " \
214 "else " \
215 "echo WARN: Cannot load the DT; " \
216 "fi; " \
217 "fi; " \
218 "else " \
219 "bootm; " \
220 "fi;\0"
221
222#define CONFIG_BOOTCOMMAND \
223 "mmc dev ${mmcdev}; if mmc rescan; then " \
224 "if run loadbootscript; then " \
225 "run bootscript; " \
226 "else " \
227 "if run loaduimage; then " \
228 "run mmcboot; " \
229 "else " \
230 "echo ERR: Fail to boot from MMC; " \
231 "fi; " \
232 "fi; " \
233 "else exit; fi"
234
64a93860 235#endif /* __MX23_OLINUXINO_CONFIG_H__ */