include/configs/mx28evk.h

   1 /*
   2  * (C) Copyright 2011 Freescale Semiconductor, Inc.
   3  * Author: Fabio Estevam <fabio.estevam@freescale.com>
   4  *
   5  * Based on m28evk.h:
   6  * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
   7  * on behalf of DENX Software Engineering GmbH
   8  *
   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.
  13  *
  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.
  18  */
  19 #ifndef __CONFIG_H
  20 #define __CONFIG_H
  21
  22 #include <asm/arch/regs-base.h>
  23
  24 /*
  25  * SoC configurations
  26  */
  27 #define CONFIG_MX28                             /* i.MX28 SoC */
  28 #define CONFIG_MXS_GPIO                 /* GPIO control */
  29 #define CONFIG_SYS_HZ           1000            /* Ticks per second */
  30
  31 #define CONFIG_MACH_TYPE        MACH_TYPE_MX28EVK
  32
  33 #define CONFIG_SYS_NO_FLASH
  34 #define CONFIG_SYS_ICACHE_OFF
  35 #define CONFIG_SYS_DCACHE_OFF
  36 #define CONFIG_BOARD_EARLY_INIT_F
  37 #define CONFIG_ARCH_CPU_INIT
  38 #define CONFIG_ARCH_MISC_INIT
  39
  40 /*
  41  * SPL
  42  */
  43 #define CONFIG_SPL
  44 #define CONFIG_SPL_NO_CPU_SUPPORT_CODE
  45 #define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mx28"
  46 #define CONFIG_SPL_LDSCRIPT     "arch/arm/cpu/arm926ejs/mx28/u-boot-spl.lds"
  47 #define CONFIG_SPL_LIBCOMMON_SUPPORT
  48 #define CONFIG_SPL_LIBGENERIC_SUPPORT
  49 #define CONFIG_SPL_GPIO_SUPPORT
  50
  51 /*
  52  * U-Boot Commands
  53  */
  54 #include <config_cmd_default.h>
  55 #define CONFIG_DISPLAY_CPUINFO
  56 #define CONFIG_DOS_PARTITION
  57 #define CONFIG_CMD_FAT
  58
  59 #define CONFIG_CMD_CACHE
  60 #define CONFIG_CMD_DATE
  61 #define CONFIG_CMD_DHCP
  62 #define CONFIG_CMD_GPIO
  63 #define CONFIG_CMD_MII
  64 #define CONFIG_CMD_MMC
  65 #define CONFIG_CMD_NET
  66 #define CONFIG_CMD_NFS
  67 #define CONFIG_CMD_PING
  68 #define CONFIG_CMD_SF
  69 #define CONFIG_CMD_SPI
  70 #define CONFIG_CMD_USB
  71 #define CONFIG_CMD_BOOTZ
  72
  73 /*
  74  * Memory configurations
  75  */
  76 #define CONFIG_NR_DRAM_BANKS            1               /* 1 bank of DRAM */
  77 #define PHYS_SDRAM_1                    0x40000000      /* Base address */
  78 #define PHYS_SDRAM_1_SIZE               0x40000000      /* Max 1 GB RAM */
  79 #define CONFIG_STACKSIZE                (128 * 1024)    /* 128 KB stack */
  80 #define CONFIG_SYS_MALLOC_LEN           0x00400000      /* 4 MB for malloc */
  81 #define CONFIG_SYS_MEMTEST_START        0x40000000      /* Memtest start adr */
  82 #define CONFIG_SYS_MEMTEST_END          0x40400000      /* 4 MB RAM test */
  83 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
  84 /* Point initial SP in SRAM so SPL can use it too. */
  85
  86 #define CONFIG_SYS_INIT_RAM_ADDR        0x00000000
  87 #define CONFIG_SYS_INIT_RAM_SIZE        (128 * 1024)
  88
  89 #define CONFIG_SYS_INIT_SP_OFFSET \
  90         (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
  91 #define CONFIG_SYS_INIT_SP_ADDR \
  92         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
  93
  94 /*
  95  * We need to sacrifice first 4 bytes of RAM here to avoid triggering some
  96  * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot
  97  * binary. In case there was more of this mess, 0x100 bytes are skipped.
  98  */
  99 #define CONFIG_SYS_TEXT_BASE    0x40000100
 100
 101 #define CONFIG_ENV_OVERWRITE
 102 /*
 103  * U-Boot general configurations
 104  */
 105 #define CONFIG_SYS_LONGHELP
 106 #define CONFIG_SYS_PROMPT       "MX28EVK U-Boot > "
 107 #define CONFIG_SYS_CBSIZE       1024            /* Console I/O buffer size */
 108 #define CONFIG_SYS_PBSIZE       \
 109         (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 110                                                 /* Print buffer size */
 111 #define CONFIG_SYS_MAXARGS      32              /* Max number of command args */
 112 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE
 113                                                 /* Boot argument buffer size */
 114 #define CONFIG_VERSION_VARIABLE /* U-BOOT version */
 115 #define CONFIG_AUTO_COMPLETE            /* Command auto complete */
 116 #define CONFIG_CMDLINE_EDITING          /* Command history etc */
 117 #define CONFIG_SYS_HUSH_PARSER
 118 #define CONFIG_SYS_PROMPT_HUSH_PS2      "> "
 119
 120 /*
 121  * Serial Driver
 122  */
 123 #define CONFIG_PL011_SERIAL
 124 #define CONFIG_PL011_CLOCK              24000000
 125 #define CONFIG_PL01x_PORTS              { (void *)MXS_UARTDBG_BASE }
 126 #define CONFIG_CONS_INDEX               0
 127 #define CONFIG_BAUDRATE                 115200  /* Default baud rate */
 128
 129 /*
 130  * DMA
 131  */
 132 #define CONFIG_APBH_DMA
 133
 134 /*
 135  * MMC Driver
 136  */
 137 #define CONFIG_ENV_IS_IN_MMC
 138 #ifdef CONFIG_ENV_IS_IN_MMC
 139  #define CONFIG_ENV_OFFSET      (256 * 1024)
 140  #define CONFIG_ENV_SIZE        (16 * 1024)
 141  #define CONFIG_SYS_MMC_ENV_DEV 0
 142 #endif
 143 #define CONFIG_CMD_SAVEENV
 144 #ifdef  CONFIG_CMD_MMC
 145 #define CONFIG_MMC
 146 #define CONFIG_GENERIC_MMC
 147 #define CONFIG_MMC_BOUNCE_BUFFER
 148 #define CONFIG_MXS_MMC
 149 #endif
 150
 151 /*
 152  * NAND Driver
 153  */
 154 #ifdef CONFIG_CMD_NAND
 155 #define CONFIG_NAND_MXS
 156 #define CONFIG_SYS_MAX_NAND_DEVICE      1
 157 #define CONFIG_SYS_NAND_BASE            0x60000000
 158 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 159 #endif
 160
 161 /*
 162  * Ethernet on SOC (FEC)
 163  */
 164 #ifdef  CONFIG_CMD_NET
 165 #define CONFIG_NET_MULTI
 166 #define CONFIG_ETHPRIME "FEC0"
 167 #define CONFIG_FEC_MXC
 168 #define CONFIG_FEC_MXC_MULTI
 169 #define CONFIG_MII
 170 #define CONFIG_DISCOVER_PHY
 171 #define CONFIG_FEC_XCV_TYPE     RMII
 172 #define CONFIG_MX28_FEC_MAC_IN_OCOTP
 173 #endif
 174
 175 /*
 176  * RTC
 177  */
 178 #ifdef  CONFIG_CMD_DATE
 179 #define CONFIG_RTC_MXS
 180 #endif
 181
 182 /*
 183  * USB
 184  */
 185 #ifdef  CONFIG_CMD_USB
 186 #define CONFIG_USB_EHCI
 187 #define CONFIG_USB_EHCI_MXS
 188 #define CONFIG_EHCI_MXS_PORT 1
 189 #define CONFIG_EHCI_IS_TDI
 190 #define CONFIG_USB_STORAGE
 191 #endif
 192
 193 /*
 194  * SPI
 195  */
 196 #ifdef CONFIG_CMD_SPI
 197 #define CONFIG_HARD_SPI
 198 #define CONFIG_MXS_SPI
 199 #define CONFIG_SPI_HALF_DUPLEX
 200 #define CONFIG_DEFAULT_SPI_BUS          2
 201 #define CONFIG_DEFAULT_SPI_MODE         SPI_MODE_0
 202
 203 /* SPI Flash */
 204 #ifdef CONFIG_CMD_SF
 205 #define CONFIG_SPI_FLASH
 206 #define CONFIG_SF_DEFAULT_BUS   2
 207 #define CONFIG_SF_DEFAULT_CS    0
 208 /* this may vary and depends on the installed chip */
 209 #define CONFIG_SPI_FLASH_SST
 210 #define CONFIG_SF_DEFAULT_MODE          SPI_MODE_0
 211 #define CONFIG_SF_DEFAULT_SPEED         24000000
 212
 213 /* (redundant) environemnt in SPI flash */
 214 #undef CONFIG_ENV_IS_IN_SPI_FLASH
 215 #ifdef CONFIG_ENV_IS_IN_SPI_FLASH
 216 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 217 #define CONFIG_ENV_SIZE                 0x1000          /* 4KB */
 218 #define CONFIG_ENV_OFFSET               0x40000         /* 256K */
 219 #define CONFIG_ENV_OFFSET_REDUND        (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
 220 #define CONFIG_ENV_SECT_SIZE            0x1000
 221 #define CONFIG_ENV_SPI_CS               0
 222 #define CONFIG_ENV_SPI_BUS              2
 223 #define CONFIG_ENV_SPI_MAX_HZ           24000000
 224 #define CONFIG_ENV_SPI_MODE             SPI_MODE_0
 225 #endif
 226 #endif
 227 #endif
 228
 229 /*
 230  * Boot Linux
 231  */
 232 #define CONFIG_CMDLINE_TAG
 233 #define CONFIG_SETUP_MEMORY_TAGS
 234 #define CONFIG_BOOTDELAY        3
 235 #define CONFIG_BOOTFILE "uImage"
 236 #define CONFIG_BOOTCOMMAND      "run bootcmd_net"
 237 #define CONFIG_LOADADDR 0x42000000
 238 #define CONFIG_SYS_LOAD_ADDR    CONFIG_LOADADDR
 239 #define CONFIG_OF_LIBFDT
 240
 241 /*
 242  * Extra Environments
 243  */
 244 #define CONFIG_EXTRA_ENV_SETTINGS \
 245         "console_fsl=console=ttyAM0" \
 246         "console_mainline=console=ttyAMA0" \
 247         "netargs=setenv bootargs console=${console_mainline}" \
 248                 "root=/dev/nfs " \
 249                 "ip=dhcp nfsroot=${serverip}:${nfsroot}\0" \
 250         "bootcmd_net=echo Booting from net ...; " \
 251                 "run netargs; " \
 252                 "dhcp ${uimage}; bootm\0" \
 253
 254 #endif /* __CONFIG_H */