include/configs/mx23_olinuxino.h

   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
  22 #include <asm/arch/iomux-mx23.h>
  23
  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
  58 #define CONFIG_CMD_DHCP
  59 #define CONFIG_CMD_EXT2
  60 #define CONFIG_CMD_FAT
  61 #define CONFIG_CMD_GPIO
  62 #define CONFIG_CMD_LED
  63 #define CONFIG_CMD_MMC
  64 #define CONFIG_CMD_NET
  65 #define CONFIG_CMD_USB
  66
  67 /*
  68  * Memory configurations
  69  */
  70 #define CONFIG_NR_DRAM_BANKS            1               /* 1 bank of DRAM */
  71 #define PHYS_SDRAM_1                    0x40000000      /* Base address */
  72 #define PHYS_SDRAM_1_SIZE               0x08000000      /* Max 128 MB RAM */
  73 #define CONFIG_SYS_MALLOC_LEN           0x00400000      /* 4 MB for malloc */
  74 #define CONFIG_SYS_GBL_DATA_SIZE        128             /* Initial data */
  75 #define CONFIG_SYS_MEMTEST_START        0x40000000      /* Memtest start adr */
  76 #define CONFIG_SYS_MEMTEST_END          0x40400000      /* 4 MB RAM test */
  77 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
  78 /* Point initial SP in SRAM so SPL can use it too. */
  79
  80 #define CONFIG_SYS_INIT_RAM_ADDR        0x00000000
  81 #define CONFIG_SYS_INIT_RAM_SIZE        (128 * 1024)
  82
  83 #define CONFIG_SYS_INIT_SP_OFFSET \
  84         (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
  85 #define CONFIG_SYS_INIT_SP_ADDR \
  86         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
  87 /*
  88  * We need to sacrifice first 4 bytes of RAM here to avoid triggering some
  89  * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot
  90  * binary. In case there was more of this mess, 0x100 bytes are skipped.
  91  */
  92 #define CONFIG_SYS_TEXT_BASE            0x40000100
  93
  94 /*
  95  * U-Boot general configurations
  96  */
  97 #define CONFIG_SYS_LONGHELP
  98 #define CONFIG_SYS_PROMPT       "=> "
  99 #define CONFIG_SYS_CBSIZE       1024            /* Console I/O buffer size */
 100 #define CONFIG_SYS_PBSIZE       \
 101         (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 102                                                 /* Print buffer size */
 103 #define CONFIG_SYS_MAXARGS      32              /* Max number of command args */
 104 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE
 105                                                 /* Boot argument buffer size */
 106 #define CONFIG_VERSION_VARIABLE                 /* U-BOOT version */
 107 #define CONFIG_AUTO_COMPLETE                    /* Command auto complete */
 108 #define CONFIG_CMDLINE_EDITING                  /* Command history etc */
 109 #define CONFIG_SYS_HUSH_PARSER
 110
 111 /*
 112  * Serial Driver
 113  */
 114 #define CONFIG_PL011_SERIAL
 115 #define CONFIG_PL011_CLOCK              24000000
 116 #define CONFIG_PL01x_PORTS              { (void *)MXS_UARTDBG_BASE }
 117 #define CONFIG_CONS_INDEX               0
 118 #define CONFIG_BAUDRATE                 115200  /* Default baud rate */
 119
 120 /*
 121  * Status LED
 122  */
 123 #define CONFIG_STATUS_LED
 124 #define CONFIG_GPIO_LED
 125 #define CONFIG_BOARD_SPECIFIC_LED
 126 #define STATUS_LED_BOOT 0
 127 #define STATUS_LED_BIT  MX23_PAD_SSP1_DETECT__GPIO_2_1
 128 #define STATUS_LED_STATE        STATUS_LED_ON
 129 #define STATUS_LED_PERIOD       (CONFIG_SYS_HZ / 2)
 130
 131 /*
 132  * MMC Driver
 133  */
 134 #ifdef CONFIG_CMD_MMC
 135 #define CONFIG_MMC
 136 #define CONFIG_BOUNCE_BUFFER
 137 #define CONFIG_GENERIC_MMC
 138 #define CONFIG_MXS_MMC
 139 #endif
 140
 141 /*
 142  * APBH DMA
 143  */
 144 #define CONFIG_APBH_DMA
 145
 146 /* USB */
 147 #ifdef CONFIG_CMD_USB
 148 #define CONFIG_USB_EHCI
 149 #define CONFIG_USB_EHCI_MXS
 150 #define CONFIG_EHCI_MXS_PORT0
 151 #define CONFIG_USB_MAX_CONTROLLER_COUNT 1
 152 #define CONFIG_EHCI_IS_TDI
 153 #define CONFIG_USB_STORAGE
 154 #endif
 155
 156 /* Ethernet */
 157 #ifdef CONFIG_CMD_NET
 158 #define CONFIG_USB_HOST_ETHER
 159 #define CONFIG_USB_ETHER_SMSC95XX
 160 #endif
 161
 162 /*
 163  * Boot Linux
 164  */
 165 #define CONFIG_CMDLINE_TAG
 166 #define CONFIG_SETUP_MEMORY_TAGS
 167 #define CONFIG_BOOTDELAY        3
 168 #define CONFIG_BOOTFILE         "uImage"
 169 #define CONFIG_LOADADDR         0x42000000
 170 #define CONFIG_SYS_LOAD_ADDR    CONFIG_LOADADDR
 171 #define CONFIG_OF_LIBFDT
 172
 173 /*
 174  * Environment
 175  */
 176 #define CONFIG_ENV_IS_IN_MMC
 177 #define CONFIG_ENV_OVERWRITE
 178 #ifdef CONFIG_ENV_IS_IN_MMC
 179 #define CONFIG_ENV_OFFSET       (256 * 1024)
 180 #define CONFIG_ENV_SIZE (16 * 1024)
 181 #define CONFIG_SYS_MMC_ENV_DEV 0
 182 #endif
 183
 184 /*
 185  * Extra Environments
 186  */
 187 #define CONFIG_EXTRA_ENV_SETTINGS \
 188         "update_sd_firmware_filename=u-boot.sd\0" \
 189         "update_sd_firmware="           /* Update the SD firmware partition */ \
 190                 "if mmc rescan ; then " \
 191                 "if tftp ${update_sd_firmware_filename} ; then " \
 192                 "setexpr fw_sz ${filesize} / 0x200 ; "  /* SD block size */ \
 193                 "setexpr fw_sz ${fw_sz} + 1 ; " \
 194                 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \
 195                 "fi ; " \
 196                 "fi\0" \
 197         "script=boot.scr\0"     \
 198         "uimage=uImage\0" \
 199         "console=ttyAMA0\0" \
 200         "fdt_file=imx23-olinuxino.dtb\0" \
 201         "fdt_addr=0x41000000\0" \
 202         "boot_fdt=try\0" \
 203         "ip_dyn=yes\0" \
 204         "mmcdev=0\0" \
 205         "mmcpart=2\0" \
 206         "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \
 207         "mmcargs=setenv bootargs console=${console},${baudrate} " \
 208                 "root=${mmcroot}\0" \
 209         "loadbootscript="  \
 210                 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
 211         "bootscript=echo Running bootscript from mmc ...; "     \
 212                 "source\0" \
 213         "loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \
 214         "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
 215         "mmcboot=echo Booting from mmc ...; " \
 216                 "run mmcargs; " \
 217                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
 218                         "if run loadfdt; then " \
 219                                 "bootm ${loadaddr} - ${fdt_addr}; " \
 220                         "else " \
 221                                 "if test ${boot_fdt} = try; then " \
 222                                         "bootm; " \
 223                                 "else " \
 224                                         "echo WARN: Cannot load the DT; " \
 225                                 "fi; " \
 226                         "fi; " \
 227                 "else " \
 228                         "bootm; " \
 229                 "fi;\0" \
 230         "netargs=setenv bootargs console=${console},${baudrate} " \
 231                 "root=/dev/nfs " \
 232                 "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
 233         "netboot=echo Booting from net ...; " \
 234                 "usb start; " \
 235                 "run netargs; " \
 236                 "if test ${ip_dyn} = yes; then " \
 237                         "setenv get_cmd dhcp; " \
 238                 "else " \
 239                         "setenv get_cmd tftp; " \
 240                 "fi; " \
 241                 "${get_cmd} ${uimage}; " \
 242                 "if test ${boot_fdt} = yes; then " \
 243                         "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
 244                                 "bootm ${loadaddr} - ${fdt_addr}; " \
 245                         "else " \
 246                                 "if test ${boot_fdt} = try; then " \
 247                                         "bootm; " \
 248                                 "else " \
 249                                         "echo WARN: Cannot load the DT; " \
 250                                 "fi;" \
 251                         "fi; " \
 252                 "else " \
 253                         "bootm; " \
 254                 "fi;\0"
 255
 256 #define CONFIG_BOOTCOMMAND \
 257         "mmc dev ${mmcdev}; if mmc rescan; then " \
 258                 "if run loadbootscript; then " \
 259                         "run bootscript; " \
 260                 "else " \
 261                         "if run loaduimage; then " \
 262                                 "run mmcboot; " \
 263                         "else run netboot; " \
 264                         "fi; " \
 265                 "fi; " \
 266         "else run netboot; fi"
 267
 268 #endif /* __MX23_OLINUXINO_CONFIG_H__ */