2 * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
3 * on behalf of DENX Software Engineering GmbH
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,
20 #ifndef __M28EVK_CONFIG_H__
21 #define __M28EVK_CONFIG_H__
23 #include <asm/arch/regs-base.h>
28 #define CONFIG_MX28 /* i.MX28 SoC */
29 #define CONFIG_MXS_GPIO /* GPIO control */
30 #define CONFIG_SYS_HZ 1000 /* Ticks per second */
33 * Define M28EVK machine type by hand until it lands in mach-types
35 #define MACH_TYPE_M28EVK 3613
37 #define CONFIG_MACH_TYPE MACH_TYPE_M28EVK
39 #define CONFIG_SYS_NO_FLASH
40 #define CONFIG_SYS_ICACHE_OFF
41 #define CONFIG_SYS_DCACHE_OFF
42 #define CONFIG_BOARD_EARLY_INIT_F
43 #define CONFIG_ARCH_MISC_INIT
49 #define CONFIG_SPL_NO_CPU_SUPPORT_CODE
50 #define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mx28"
51 #define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/arm926ejs/mx28/u-boot-spl.lds"
52 #define CONFIG_SPL_LIBCOMMON_SUPPORT
53 #define CONFIG_SPL_LIBGENERIC_SUPPORT
54 #define CONFIG_SPL_GPIO_SUPPORT
59 #include <config_cmd_default.h>
60 #define CONFIG_DISPLAY_CPUINFO
61 #define CONFIG_DOS_PARTITION
63 #define CONFIG_CMD_CACHE
64 #define CONFIG_CMD_DATE
65 #define CONFIG_CMD_DHCP
66 #define CONFIG_CMD_EEPROM
67 #define CONFIG_CMD_EXT2
68 #define CONFIG_CMD_FAT
69 #define CONFIG_CMD_GPIO
70 #define CONFIG_CMD_I2C
71 #define CONFIG_CMD_MII
72 #define CONFIG_CMD_MMC
73 #define CONFIG_CMD_NAND
74 #define CONFIG_CMD_NET
75 #define CONFIG_CMD_NFS
76 #define CONFIG_CMD_PING
77 #define CONFIG_CMD_SETEXPR
79 #define CONFIG_CMD_SPI
80 #define CONFIG_CMD_USB
83 * Memory configurations
85 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
86 #define PHYS_SDRAM_1 0x40000000 /* Base address */
87 #define PHYS_SDRAM_1_SIZE 0x20000000 /* Max 512 MB RAM */
88 #define CONFIG_STACKSIZE (128 * 1024) /* 128 KB stack */
89 #define CONFIG_SYS_MALLOC_LEN 0x00400000 /* 4 MB for malloc */
90 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* Initial data */
91 #define CONFIG_SYS_MEMTEST_START 0x40000000 /* Memtest start adr */
92 #define CONFIG_SYS_MEMTEST_END 0x40400000 /* 4 MB RAM test */
93 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
94 /* Point initial SP in SRAM so SPL can use it too. */
96 #define CONFIG_SYS_INIT_RAM_ADDR 0x00000000
97 #define CONFIG_SYS_INIT_RAM_SIZE (128 * 1024)
99 #define CONFIG_SYS_INIT_SP_OFFSET \
100 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
101 #define CONFIG_SYS_INIT_SP_ADDR \
102 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
104 * We need to sacrifice first 4 bytes of RAM here to avoid triggering some
105 * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot
106 * binary. In case there was more of this mess, 0x100 bytes are skipped.
108 #define CONFIG_SYS_TEXT_BASE 0x40000100
111 * U-Boot general configurations
113 #define CONFIG_SYS_LONGHELP
114 #define CONFIG_SYS_PROMPT "=> "
115 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */
116 #define CONFIG_SYS_PBSIZE \
117 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
118 /* Print buffer size */
119 #define CONFIG_SYS_MAXARGS 32 /* Max number of command args */
120 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
121 /* Boot argument buffer size */
122 #define CONFIG_VERSION_VARIABLE /* U-BOOT version */
123 #define CONFIG_AUTO_COMPLETE /* Command auto complete */
124 #define CONFIG_CMDLINE_EDITING /* Command history etc */
125 #define CONFIG_SYS_HUSH_PARSER
130 #define CONFIG_PL011_SERIAL
131 #define CONFIG_PL011_CLOCK 24000000
132 #define CONFIG_PL01x_PORTS { (void *)MXS_UARTDBG_BASE }
133 #define CONFIG_CONS_INDEX 0
134 #define CONFIG_BAUDRATE 115200 /* Default baud rate */
139 #ifdef CONFIG_CMD_MMC
141 #define CONFIG_MMC_BOUNCE_BUFFER
142 #define CONFIG_GENERIC_MMC
143 #define CONFIG_MXS_MMC
149 #define CONFIG_APBH_DMA
154 #define CONFIG_ENV_SIZE (16 * 1024)
155 #ifdef CONFIG_CMD_NAND
156 #define CONFIG_NAND_MXS
157 #define CONFIG_SYS_MAX_NAND_DEVICE 1
158 #define CONFIG_SYS_NAND_BASE 0x60000000
159 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
161 /* Environment is in NAND */
162 #define CONFIG_ENV_IS_IN_NAND
163 #define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE
164 #define CONFIG_ENV_SECT_SIZE (128 * 1024)
165 #define CONFIG_ENV_RANGE (512 * 1024)
166 #define CONFIG_ENV_OFFSET 0x300000
167 #define CONFIG_ENV_OFFSET_REDUND \
168 (CONFIG_ENV_OFFSET + CONFIG_ENV_RANGE)
170 #define CONFIG_CMD_UBI
171 #define CONFIG_CMD_UBIFS
172 #define CONFIG_CMD_MTDPARTS
173 #define CONFIG_RBTREE
175 #define CONFIG_MTD_DEVICE
176 #define CONFIG_MTD_PARTITIONS
177 #define MTDIDS_DEFAULT "nand0=gpmi-nand.0"
178 #define MTDPARTS_DEFAULT \
179 "mtdparts=gpmi-nand.0:" \
180 "3m(bootloader)ro," \
181 "512k(environment)," \
182 "512k(redundant-environment)," \
186 #define CONFIG_ENV_IS_NOWHERE
190 * Ethernet on SOC (FEC)
192 #ifdef CONFIG_CMD_NET
193 #define CONFIG_ETHPRIME "FEC0"
194 #define CONFIG_FEC_MXC
195 #define CONFIG_FEC_MXC_MULTI
197 #define CONFIG_DISCOVER_PHY
198 #define CONFIG_FEC_XCV_TYPE RMII
204 #ifdef CONFIG_CMD_I2C
205 #define CONFIG_I2C_MXS
206 #define CONFIG_HARD_I2C
207 #define CONFIG_SYS_I2C_SPEED 400000
213 #ifdef CONFIG_CMD_EEPROM
214 #define CONFIG_SYS_I2C_MULTI_EEPROMS
215 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
221 #ifdef CONFIG_CMD_DATE
222 /* Use the internal RTC in the MXS chip */
223 #define CONFIG_RTC_INTERNAL
224 #ifdef CONFIG_RTC_INTERNAL
225 #define CONFIG_RTC_MXS
227 #define CONFIG_RTC_M41T62
228 #define CONFIG_SYS_I2C_RTC_ADDR 0x68
229 #define CONFIG_SYS_M41T11_BASE_YEAR 2000
236 #ifdef CONFIG_CMD_USB
237 #define CONFIG_USB_EHCI
238 #define CONFIG_USB_EHCI_MXS
239 #define CONFIG_EHCI_MXS_PORT 1
240 #define CONFIG_EHCI_IS_TDI
241 #define CONFIG_USB_STORAGE
247 #ifdef CONFIG_CMD_SPI
248 #define CONFIG_HARD_SPI
249 #define CONFIG_MXS_SPI
250 #define CONFIG_SPI_HALF_DUPLEX
251 #define CONFIG_DEFAULT_SPI_BUS 2
252 #define CONFIG_DEFAULT_SPI_MODE SPI_MODE_0
256 #define CONFIG_SPI_FLASH
257 #define CONFIG_SPI_FLASH_STMICRO
258 #define CONFIG_SF_DEFAULT_CS 2
259 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_0
260 #define CONFIG_SF_DEFAULT_SPEED 24000000
262 #define CONFIG_ENV_SPI_CS 0
263 #define CONFIG_ENV_SPI_BUS 2
264 #define CONFIG_ENV_SPI_MAX_HZ 24000000
265 #define CONFIG_ENV_SPI_MODE SPI_MODE_0
272 #define CONFIG_CMDLINE_TAG
273 #define CONFIG_SETUP_MEMORY_TAGS
274 #define CONFIG_BOOTDELAY 3
275 #define CONFIG_BOOTFILE "uImage"
276 #define CONFIG_BOOTARGS "console=ttyAM0,115200n8 "
277 #define CONFIG_BOOTCOMMAND "run bootcmd_net"
278 #define CONFIG_LOADADDR 0x42000000
279 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
280 #define CONFIG_OF_LIBFDT
285 #define CONFIG_EXTRA_ENV_SETTINGS \
286 "update_nand_full_filename=u-boot.nand\0" \
287 "update_nand_firmware_filename=u-boot.sb\0" \
288 "update_sd_firmware_filename=u-boot.sd\0" \
289 "update_nand_firmware_maxsz=0x100000\0" \
290 "update_nand_stride=0x40\0" /* MX28 datasheet ch. 12.12 */ \
291 "update_nand_count=0x4\0" /* MX28 datasheet ch. 12.12 */ \
292 "update_nand_get_fcb_size=" /* Get size of FCB blocks */ \
295 "setexpr fcb_sz ${update_nand_stride} * ${update_nand_count};" \
296 "setexpr update_nand_fcb ${fcb_sz} * ${nand_writesize}\0" \
297 "update_nand_full=" /* Update FCB, DBBT and FW */ \
298 "if tftp ${update_nand_full_filename} ; then " \
299 "run update_nand_get_fcb_size ; " \
300 "nand scrub -y 0x0 ${filesize} ; " \
301 "nand write.raw ${loadaddr} 0x0 ${update_nand_fcb} ; " \
302 "setexpr update_off ${loadaddr} + ${update_nand_fcb} ; " \
303 "setexpr update_sz ${filesize} - ${update_nand_fcb} ; " \
304 "nand write ${update_off} ${update_nand_fcb} ${update_sz} ; " \
306 "update_nand_firmware=" /* Update only firmware */ \
307 "if tftp ${update_nand_firmware_filename} ; then " \
308 "run update_nand_get_fcb_size ; " \
309 "setexpr fcb_sz ${update_nand_fcb} * 2 ; " /* FCB + DBBT */ \
310 "setexpr fw_sz ${update_nand_firmware_maxsz} * 2 ; " \
311 "setexpr fw_off ${fcb_sz} + ${update_nand_firmware_maxsz};" \
312 "nand erase ${fcb_sz} ${fw_sz} ; " \
313 "nand write ${loadaddr} ${fcb_sz} ${filesize} ; " \
314 "nand write ${loadaddr} ${fw_off} ${filesize} ; " \
316 "update_sd_firmware=" /* Update the SD firmware partition */ \
317 "if mmc rescan ; then " \
318 "if tftp ${update_sd_firmware_filename} ; then " \
319 "setexpr fw_sz ${filesize} / 0x200 ; " /* SD block size */ \
320 "setexpr fw_sz ${fw_sz} + 1 ; " \
321 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \
325 #endif /* __M28EVK_CONFIG_H__ */