include/configs/mx23evk.h

   1 /*
   2  * Freescale i.MX23 EVK board config
   3  *
   4  * Copyright (C) 2013 Otavio Salvador <otavio@ossystems.com.br>
   5  * on behalf of O.S. Systems Software LTDA.
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0+
   8  */
   9 #ifndef __MX23EVK_CONFIG_H__
  10 #define __MX23EVK_CONFIG_H__
  11
  12 /* SoC configurations */
  13 #define CONFIG_MX23                             /* i.MX23 SoC */
  14
  15 #include <asm/arch/regs-base.h>
  16
  17 #define CONFIG_MXS_GPIO                 /* GPIO control */
  18 #define CONFIG_SYS_HZ           1000            /* Ticks per second */
  19
  20 #define CONFIG_MACH_TYPE        MACH_TYPE_MX23EVK
  21
  22 #define CONFIG_SYS_NO_FLASH
  23 #define CONFIG_BOARD_EARLY_INIT_F
  24 #define CONFIG_ARCH_MISC_INIT
  25
  26 /* SPL */
  27 #define CONFIG_SPL
  28 #define CONFIG_SPL_NO_CPU_SUPPORT_CODE
  29 #define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mxs"
  30 #define CONFIG_SPL_LDSCRIPT     "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds"
  31 #define CONFIG_SPL_LIBCOMMON_SUPPORT
  32 #define CONFIG_SPL_LIBGENERIC_SUPPORT
  33 #define CONFIG_SPL_GPIO_SUPPORT
  34
  35 /* U-Boot Commands */
  36 #include <config_cmd_default.h>
  37 #undef CONFIG_CMD_NET
  38 #undef CONFIG_CMD_NFS
  39
  40 #define CONFIG_DISPLAY_CPUINFO
  41 #define CONFIG_DOS_PARTITION
  42
  43 #define CONFIG_CMD_CACHE
  44 #define CONFIG_CMD_EXT2
  45 #define CONFIG_CMD_FAT
  46 #define CONFIG_CMD_GPIO
  47 #define CONFIG_CMD_MMC
  48 #define CONFIG_CMD_USB
  49 #define CONFIG_CMD_BOOTZ
  50 #define CONFIG_VIDEO
  51
  52 /* Memory configurations */
  53 #define CONFIG_NR_DRAM_BANKS            1               /* 1 bank of DRAM */
  54 #define PHYS_SDRAM_1                    0x40000000      /* Base address */
  55 #define PHYS_SDRAM_1_SIZE               0x08000000      /* Max 128 MB RAM */
  56 #define CONFIG_STACKSIZE                (128 * 1024)    /* 128 KB stack */
  57 #define CONFIG_SYS_MALLOC_LEN           0x00400000      /* 4 MB for malloc */
  58 #define CONFIG_SYS_MEMTEST_START        0x40000000      /* Memtest start adr */
  59 #define CONFIG_SYS_MEMTEST_END          0x40400000      /* 4 MB RAM test */
  60 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
  61 /* Point initial SP in SRAM so SPL can use it too. */
  62
  63 #define CONFIG_SYS_INIT_RAM_ADDR        0x00000000
  64 #define CONFIG_SYS_INIT_RAM_SIZE        (128 * 1024)
  65
  66 #define CONFIG_SYS_INIT_SP_OFFSET \
  67         (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
  68 #define CONFIG_SYS_INIT_SP_ADDR \
  69         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
  70
  71 /*
  72  * We need to sacrifice first 4 bytes of RAM here to avoid triggering some
  73  * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot
  74  * binary. In case there was more of this mess, 0x100 bytes are skipped.
  75  */
  76 #define CONFIG_SYS_TEXT_BASE    0x40000100
  77
  78 #define CONFIG_ENV_OVERWRITE
  79
  80 /* U-Boot general configurations */
  81 #define CONFIG_SYS_LONGHELP
  82 #define CONFIG_SYS_PROMPT       "=> "
  83 #define CONFIG_SYS_CBSIZE       256             /* Console I/O buffer size */
  84 #define CONFIG_SYS_PBSIZE       \
  85         (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
  86                                                 /* Print buffer size */
  87 #define CONFIG_SYS_MAXARGS      32              /* Max number of command args */
  88 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE
  89                                                 /* Boot argument buffer size */
  90 #define CONFIG_VERSION_VARIABLE /* U-BOOT version */
  91 #define CONFIG_AUTO_COMPLETE            /* Command auto complete */
  92 #define CONFIG_CMDLINE_EDITING          /* Command history etc */
  93 #define CONFIG_SYS_HUSH_PARSER
  94 #define CONFIG_SYS_PROMPT_HUSH_PS2      "> "
  95
  96 /* Serial Driver */
  97 #define CONFIG_PL011_SERIAL
  98 #define CONFIG_PL011_CLOCK              24000000
  99 #define CONFIG_PL01x_PORTS              { (void *)MXS_UARTDBG_BASE }
 100 #define CONFIG_CONS_INDEX               0
 101 #define CONFIG_BAUDRATE                 115200  /* Default baud rate */
 102
 103 /* DMA */
 104 #define CONFIG_APBH_DMA
 105
 106 /* MMC Driver */
 107 #ifdef  CONFIG_CMD_MMC
 108 #define CONFIG_MMC
 109 #define CONFIG_GENERIC_MMC
 110 #define CONFIG_BOUNCE_BUFFER
 111 #define CONFIG_MXS_MMC
 112 #endif
 113
 114 /* USB */
 115 #ifdef  CONFIG_CMD_USB
 116 #define CONFIG_USB_EHCI
 117 #define CONFIG_USB_EHCI_MXS
 118 #define CONFIG_EHCI_MXS_PORT0
 119 #define CONFIG_USB_MAX_CONTROLLER_COUNT 1
 120 #define CONFIG_EHCI_IS_TDI
 121 #define CONFIG_USB_STORAGE
 122 #endif
 123
 124 /* Framebuffer support */
 125 #ifdef CONFIG_VIDEO
 126 #define CONFIG_CFB_CONSOLE
 127 #define CONFIG_VIDEO_MXS
 128 #define CONFIG_VIDEO_LOGO
 129 #define CONFIG_VIDEO_SW_CURSOR
 130 #define CONFIG_VGA_AS_SINGLE_DEVICE
 131 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
 132 #define CONFIG_SPLASH_SCREEN
 133 #define CONFIG_CMD_BMP
 134 #define CONFIG_BMP_16BPP
 135 #define CONFIG_VIDEO_BMP_RLE8
 136 #define CONFIG_VIDEO_BMP_GZIP
 137 #define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE  (512 << 10)
 138 #endif
 139
 140 /* Boot Linux */
 141 #define CONFIG_CMDLINE_TAG
 142 #define CONFIG_SETUP_MEMORY_TAGS
 143 #define CONFIG_BOOTDELAY        1
 144 #define CONFIG_BOOTFILE "uImage"
 145 #define CONFIG_LOADADDR 0x42000000
 146 #define CONFIG_SYS_LOAD_ADDR    CONFIG_LOADADDR
 147 #define CONFIG_OF_LIBFDT
 148
 149 /* Environment */
 150 #define CONFIG_ENV_IS_IN_MMC
 151 #ifdef CONFIG_ENV_IS_IN_MMC
 152  #define CONFIG_ENV_OFFSET      (256 * 1024)
 153  #define CONFIG_ENV_SIZE        (16 * 1024)
 154  #define CONFIG_SYS_MMC_ENV_DEV 0
 155 #endif
 156
 157 /* Extra Environments */
 158 #define CONFIG_EXTRA_ENV_SETTINGS \
 159         "update_sd_firmware_filename=u-boot.sd\0" \
 160         "update_sd_firmware="           /* Update the SD firmware partition */ \
 161                 "if mmc rescan ; then " \
 162                 "if tftp ${update_sd_firmware_filename} ; then " \
 163                 "setexpr fw_sz ${filesize} / 0x200 ; "  /* SD block size */ \
 164                 "setexpr fw_sz ${fw_sz} + 1 ; " \
 165                 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \
 166                 "fi ; " \
 167                 "fi\0" \
 168         "script=boot.scr\0"     \
 169         "uimage=uImage\0" \
 170         "console=ttyAMA0\0" \
 171         "fdt_file=imx23-evk.dtb\0" \
 172         "fdt_addr=0x41000000\0" \
 173         "boot_fdt=try\0" \
 174         "mmcdev=0\0" \
 175         "mmcpart=2\0" \
 176         "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \
 177         "mmcargs=setenv bootargs console=${console},${baudrate} " \
 178                 "root=${mmcroot}\0" \
 179         "loadbootscript="  \
 180                 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
 181         "bootscript=echo Running bootscript from mmc ...; "     \
 182                 "source\0" \
 183         "loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \
 184         "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
 185         "mmcboot=echo Booting from mmc ...; " \
 186                 "run mmcargs; " \
 187                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
 188                         "if run loadfdt; then " \
 189                                 "bootm ${loadaddr} - ${fdt_addr}; " \
 190                         "else " \
 191                                 "if test ${boot_fdt} = try; then " \
 192                                         "bootm; " \
 193                                 "else " \
 194                                         "echo WARN: Cannot load the DT; " \
 195                                 "fi; " \
 196                         "fi; " \
 197                 "else " \
 198                         "bootm; " \
 199                 "fi;\0"
 200
 201 #define CONFIG_BOOTCOMMAND \
 202         "mmc dev ${mmcdev}; if mmc rescan; then " \
 203                 "if run loadbootscript; then " \
 204                         "run bootscript; " \
 205                 "else " \
 206                         "if run loaduimage; then " \
 207                                 "run mmcboot; " \
 208                         "else " \
 209                                 "echo ERR: Fail to boot from MMC; " \
 210                         "fi; " \
 211                 "fi; " \
 212         "else exit; fi"
 213
 214 #endif /* __MX23EVK_CONFIG_H__ */