2 * (C) Copyright 2011 Freescale Semiconductor, Inc.
3 * Author: Fabio Estevam <fabio.estevam@freescale.com>
6 * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
7 * on behalf of DENX Software Engineering GmbH
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 #ifndef __MX28EVK_CONFIG_H__
20 #define __MX28EVK_CONFIG_H__
22 #include <asm/arch/regs-base.h>
27 #define CONFIG_MX28 /* i.MX28 SoC */
28 #define CONFIG_MXS_GPIO /* GPIO control */
29 #define CONFIG_SYS_HZ 1000 /* Ticks per second */
31 #define CONFIG_MACH_TYPE MACH_TYPE_MX28EVK
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_DATE
57 #define CONFIG_CMD_DHCP
58 #define CONFIG_CMD_FAT
59 #define CONFIG_CMD_GPIO
60 #define CONFIG_CMD_MII
61 #define CONFIG_CMD_MMC
62 #define CONFIG_CMD_NET
63 #define CONFIG_CMD_NFS
64 #define CONFIG_CMD_PING
66 #define CONFIG_CMD_SPI
67 #define CONFIG_CMD_USB
68 #define CONFIG_CMD_BOOTZ
69 #define CONFIG_CMD_I2C
72 * Memory configurations
74 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
75 #define PHYS_SDRAM_1 0x40000000 /* Base address */
76 #define PHYS_SDRAM_1_SIZE 0x40000000 /* Max 1 GB RAM */
77 #define CONFIG_STACKSIZE (128 * 1024) /* 128 KB stack */
78 #define CONFIG_SYS_MALLOC_LEN 0x00400000 /* 4 MB for malloc */
79 #define CONFIG_SYS_MEMTEST_START 0x40000000 /* Memtest start adr */
80 #define CONFIG_SYS_MEMTEST_END 0x40400000 /* 4 MB RAM test */
81 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
82 /* Point initial SP in SRAM so SPL can use it too. */
84 #define CONFIG_SYS_INIT_RAM_ADDR 0x00000000
85 #define CONFIG_SYS_INIT_RAM_SIZE (128 * 1024)
87 #define CONFIG_SYS_INIT_SP_OFFSET \
88 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
89 #define CONFIG_SYS_INIT_SP_ADDR \
90 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
93 * We need to sacrifice first 4 bytes of RAM here to avoid triggering some
94 * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot
95 * binary. In case there was more of this mess, 0x100 bytes are skipped.
97 #define CONFIG_SYS_TEXT_BASE 0x40000100
99 #define CONFIG_ENV_OVERWRITE
101 * U-Boot general configurations
103 #define CONFIG_SYS_LONGHELP
104 #define CONFIG_SYS_PROMPT "MX28EVK U-Boot > "
105 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */
106 #define CONFIG_SYS_PBSIZE \
107 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
108 /* Print buffer size */
109 #define CONFIG_SYS_MAXARGS 32 /* Max number of command args */
110 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
111 /* Boot argument buffer size */
112 #define CONFIG_VERSION_VARIABLE /* U-BOOT version */
113 #define CONFIG_AUTO_COMPLETE /* Command auto complete */
114 #define CONFIG_CMDLINE_EDITING /* Command history etc */
115 #define CONFIG_SYS_HUSH_PARSER
120 #define CONFIG_PL011_SERIAL
121 #define CONFIG_PL011_CLOCK 24000000
122 #define CONFIG_PL01x_PORTS { (void *)MXS_UARTDBG_BASE }
123 #define CONFIG_CONS_INDEX 0
124 #define CONFIG_BAUDRATE 115200 /* Default baud rate */
129 #define CONFIG_APBH_DMA
134 #define CONFIG_ENV_IS_IN_MMC
135 #ifdef CONFIG_ENV_IS_IN_MMC
136 #define CONFIG_ENV_OFFSET (256 * 1024)
137 #define CONFIG_ENV_SIZE (16 * 1024)
138 #define CONFIG_SYS_MMC_ENV_DEV 0
140 #define CONFIG_CMD_SAVEENV
141 #ifdef CONFIG_CMD_MMC
143 #define CONFIG_GENERIC_MMC
144 #define CONFIG_MMC_BOUNCE_BUFFER
145 #define CONFIG_MXS_MMC
151 #ifdef CONFIG_CMD_NAND
152 #define CONFIG_NAND_MXS
153 #define CONFIG_SYS_MAX_NAND_DEVICE 1
154 #define CONFIG_SYS_NAND_BASE 0x60000000
155 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
159 * Ethernet on SOC (FEC)
161 #ifdef CONFIG_CMD_NET
162 #define CONFIG_NET_MULTI
163 #define CONFIG_ETHPRIME "FEC0"
164 #define CONFIG_FEC_MXC
165 #define CONFIG_FEC_MXC_MULTI
167 #define CONFIG_FEC_XCV_TYPE RMII
168 #define CONFIG_MX28_FEC_MAC_IN_OCOTP
174 #ifdef CONFIG_CMD_DATE
175 #define CONFIG_RTC_MXS
181 #ifdef CONFIG_CMD_USB
182 #define CONFIG_USB_EHCI
183 #define CONFIG_USB_EHCI_MXS
184 #define CONFIG_EHCI_MXS_PORT 1
185 #define CONFIG_EHCI_IS_TDI
186 #define CONFIG_USB_STORAGE
190 #ifdef CONFIG_CMD_I2C
191 #define CONFIG_I2C_MXS
192 #define CONFIG_HARD_I2C
193 #define CONFIG_SYS_I2C_SPEED 400000
199 #ifdef CONFIG_CMD_SPI
200 #define CONFIG_HARD_SPI
201 #define CONFIG_MXS_SPI
202 #define CONFIG_SPI_HALF_DUPLEX
203 #define CONFIG_DEFAULT_SPI_BUS 2
204 #define CONFIG_DEFAULT_SPI_MODE SPI_MODE_0
208 #define CONFIG_SPI_FLASH
209 #define CONFIG_SF_DEFAULT_BUS 2
210 #define CONFIG_SF_DEFAULT_CS 0
211 /* this may vary and depends on the installed chip */
212 #define CONFIG_SPI_FLASH_SST
213 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_0
214 #define CONFIG_SF_DEFAULT_SPEED 24000000
216 /* (redundant) environemnt in SPI flash */
217 #undef CONFIG_ENV_IS_IN_SPI_FLASH
218 #ifdef CONFIG_ENV_IS_IN_SPI_FLASH
219 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
220 #define CONFIG_ENV_SIZE 0x1000 /* 4KB */
221 #define CONFIG_ENV_OFFSET 0x40000 /* 256K */
222 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
223 #define CONFIG_ENV_SECT_SIZE 0x1000
224 #define CONFIG_ENV_SPI_CS 0
225 #define CONFIG_ENV_SPI_BUS 2
226 #define CONFIG_ENV_SPI_MAX_HZ 24000000
227 #define CONFIG_ENV_SPI_MODE SPI_MODE_0
235 #define CONFIG_CMDLINE_TAG
236 #define CONFIG_SETUP_MEMORY_TAGS
237 #define CONFIG_BOOTDELAY 3
238 #define CONFIG_BOOTFILE "uImage"
239 #define CONFIG_BOOTCOMMAND "run bootcmd_net"
240 #define CONFIG_LOADADDR 0x42000000
241 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
242 #define CONFIG_OF_LIBFDT
247 #define CONFIG_EXTRA_ENV_SETTINGS \
248 "console_fsl=console=ttyAM0" \
249 "console_mainline=console=ttyAMA0" \
250 "netargs=setenv bootargs console=${console_mainline}" \
252 "ip=dhcp nfsroot=${serverip}:${nfsroot}\0" \
253 "bootcmd_net=echo Booting from net ...; " \
255 "dhcp ${uimage}; bootm\0" \
257 #endif /* __MX28EVK_CONFIG_H__ */