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   1 /*
   2  * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
   3  * on behalf of DENX Software Engineering GmbH
   4  *
   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.
   9  *
  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.
  14  *
  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,
  18  * MA 02111-1307 USA
  19  */
  20 #ifndef __M28EVK_CONFIG_H__
  21 #define __M28EVK_CONFIG_H__
  22
  23 /*
  24  * SoC configurations
  25  */
  26 #define CONFIG_MX28                             /* i.MX28 SoC */
  27 #define CONFIG_MXS_GPIO                         /* GPIO control */
  28 #define CONFIG_SYS_HZ           1000            /* Ticks per second */
  29
  30 /*
  31  * Define M28EVK machine type by hand until it lands in mach-types
  32  */
  33 #define MACH_TYPE_M28EVK        3613
  34
  35 #define CONFIG_MACH_TYPE        MACH_TYPE_M28EVK
  36
  37 #include <asm/arch/regs-base.h>
  38
  39 #define CONFIG_SYS_NO_FLASH
  40 #define CONFIG_BOARD_EARLY_INIT_F
  41 #define CONFIG_ARCH_MISC_INIT
  42
  43 /*
  44  * SPL
  45  */
  46 #define CONFIG_SPL
  47 #define CONFIG_SPL_NO_CPU_SUPPORT_CODE
  48 #define CONFIG_SPL_START_S_PATH         "arch/arm/cpu/arm926ejs/mxs"
  49 #define CONFIG_SPL_LDSCRIPT     "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds"
  50 #define CONFIG_SPL_LIBCOMMON_SUPPORT
  51 #define CONFIG_SPL_LIBGENERIC_SUPPORT
  52 #define CONFIG_SPL_GPIO_SUPPORT
  53
  54 /*
  55  * U-Boot Commands
  56  */
  57 #include <config_cmd_default.h>
  58 #define CONFIG_DISPLAY_CPUINFO
  59 #define CONFIG_DOS_PARTITION
  60
  61 #define CONFIG_CMD_CACHE
  62 #define CONFIG_CMD_DATE
  63 #define CONFIG_CMD_DHCP
  64 #define CONFIG_CMD_EEPROM
  65 #define CONFIG_CMD_EXT2
  66 #define CONFIG_CMD_FAT
  67 #define CONFIG_CMD_GPIO
  68 #define CONFIG_CMD_I2C
  69 #define CONFIG_CMD_MII
  70 #define CONFIG_CMD_MMC
  71 #define CONFIG_CMD_NAND
  72 #define CONFIG_CMD_NET
  73 #define CONFIG_CMD_NFS
  74 #define CONFIG_CMD_PING
  75 #define CONFIG_CMD_SETEXPR
  76 #define CONFIG_CMD_SF
  77 #define CONFIG_CMD_SPI
  78 #define CONFIG_CMD_USB
  79 #define CONFIG_VIDEO
  80
  81 /*
  82  * Memory configurations
  83  */
  84 #define CONFIG_NR_DRAM_BANKS            1               /* 1 bank of DRAM */
  85 #define PHYS_SDRAM_1                    0x40000000      /* Base address */
  86 #define PHYS_SDRAM_1_SIZE               0x20000000      /* Max 512 MB RAM */
  87 #define CONFIG_SYS_MALLOC_LEN           0x00400000      /* 4 MB for malloc */
  88 #define CONFIG_SYS_GBL_DATA_SIZE        128             /* Initial data */
  89 #define CONFIG_SYS_MEMTEST_START        0x40000000      /* Memtest start adr */
  90 #define CONFIG_SYS_MEMTEST_END          0x40400000      /* 4 MB RAM test */
  91 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
  92 /* Point initial SP in SRAM so SPL can use it too. */
  93
  94 #define CONFIG_SYS_INIT_RAM_ADDR        0x00000000
  95 #define CONFIG_SYS_INIT_RAM_SIZE        (128 * 1024)
  96
  97 #define CONFIG_SYS_INIT_SP_OFFSET \
  98         (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
  99 #define CONFIG_SYS_INIT_SP_ADDR \
 100         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
 101 /*
 102  * We need to sacrifice first 4 bytes of RAM here to avoid triggering some
 103  * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot
 104  * binary. In case there was more of this mess, 0x100 bytes are skipped.
 105  */
 106 #define CONFIG_SYS_TEXT_BASE            0x40000100
 107
 108 /*
 109  * U-Boot general configurations
 110  */
 111 #define CONFIG_SYS_LONGHELP
 112 #define CONFIG_SYS_PROMPT       "=> "
 113 #define CONFIG_SYS_CBSIZE       1024            /* Console I/O buffer size */
 114 #define CONFIG_SYS_PBSIZE       \
 115         (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 116                                                 /* Print buffer size */
 117 #define CONFIG_SYS_MAXARGS      32              /* Max number of command args */
 118 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE
 119                                                 /* Boot argument buffer size */
 120 #define CONFIG_VERSION_VARIABLE                 /* U-BOOT version */
 121 #define CONFIG_AUTO_COMPLETE                    /* Command auto complete */
 122 #define CONFIG_CMDLINE_EDITING                  /* Command history etc */
 123 #define CONFIG_SYS_HUSH_PARSER
 124
 125 /*
 126  * Serial Driver
 127  */
 128 #define CONFIG_PL011_SERIAL
 129 #define CONFIG_PL011_CLOCK              24000000
 130 #define CONFIG_PL01x_PORTS              { (void *)MXS_UARTDBG_BASE }
 131 #define CONFIG_CONS_INDEX               0
 132 #define CONFIG_BAUDRATE                 115200  /* Default baud rate */
 133
 134 /*
 135  * MMC Driver
 136  */
 137 #ifdef  CONFIG_CMD_MMC
 138 #define CONFIG_MMC
 139 #define CONFIG_BOUNCE_BUFFER
 140 #define CONFIG_GENERIC_MMC
 141 #define CONFIG_MXS_MMC
 142 #endif
 143
 144 /*
 145  * APBH DMA
 146  */
 147 #define CONFIG_APBH_DMA
 148
 149 /*
 150  * NAND
 151  */
 152 #define CONFIG_ENV_SIZE                 (16 * 1024)
 153 #ifdef  CONFIG_CMD_NAND
 154 #define CONFIG_NAND_MXS
 155 #define CONFIG_SYS_MAX_NAND_DEVICE      1
 156 #define CONFIG_SYS_NAND_BASE            0x60000000
 157 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 158
 159 /* Environment is in NAND */
 160 #define CONFIG_ENV_IS_IN_NAND
 161 #define CONFIG_ENV_SIZE_REDUND          CONFIG_ENV_SIZE
 162 #define CONFIG_ENV_SECT_SIZE            (128 * 1024)
 163 #define CONFIG_ENV_RANGE                (512 * 1024)
 164 #define CONFIG_ENV_OFFSET               0x300000
 165 #define CONFIG_ENV_OFFSET_REDUND        \
 166                 (CONFIG_ENV_OFFSET + CONFIG_ENV_RANGE)
 167
 168 #define CONFIG_CMD_UBI
 169 #define CONFIG_CMD_UBIFS
 170 #define CONFIG_CMD_MTDPARTS
 171 #define CONFIG_RBTREE
 172 #define CONFIG_LZO
 173 #define CONFIG_MTD_DEVICE
 174 #define CONFIG_MTD_PARTITIONS
 175 #define MTDIDS_DEFAULT                  "nand0=gpmi-nand"
 176 #define MTDPARTS_DEFAULT                        \
 177         "mtdparts=gpmi-nand:"                   \
 178                 "3m(bootloader)ro,"             \
 179                 "512k(environment),"            \
 180                 "512k(redundant-environment),"  \
 181                 "4m(kernel),"                   \
 182                 "128k(fdt),"                    \
 183                 "8m(ramdisk),"                  \
 184                 "-(filesystem)"
 185 #else
 186 #define CONFIG_ENV_IS_NOWHERE
 187 #endif
 188
 189 /*
 190  * Ethernet on SOC (FEC)
 191  */
 192 #ifdef  CONFIG_CMD_NET
 193 #define CONFIG_ETHPRIME                 "FEC0"
 194 #define CONFIG_FEC_MXC
 195 #define CONFIG_MII
 196 #define CONFIG_FEC_XCV_TYPE             RMII
 197 #endif
 198
 199 /*
 200  * I2C
 201  */
 202 #ifdef  CONFIG_CMD_I2C
 203 #define CONFIG_I2C_MXS
 204 #define CONFIG_HARD_I2C
 205 #define CONFIG_SYS_I2C_SPEED            400000
 206 #endif
 207
 208 /*
 209  * EEPROM
 210  */
 211 #ifdef  CONFIG_CMD_EEPROM
 212 #define CONFIG_SYS_I2C_MULTI_EEPROMS
 213 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
 214 #endif
 215
 216 /*
 217  * RTC
 218  */
 219 #ifdef  CONFIG_CMD_DATE
 220 /* Use the internal RTC in the MXS chip */
 221 #define CONFIG_RTC_INTERNAL
 222 #ifdef  CONFIG_RTC_INTERNAL
 223 #define CONFIG_RTC_MXS
 224 #else
 225 #define CONFIG_RTC_M41T62
 226 #define CONFIG_SYS_I2C_RTC_ADDR         0x68
 227 #define CONFIG_SYS_M41T11_BASE_YEAR     2000
 228 #endif
 229 #endif
 230
 231 /*
 232  * USB
 233  */
 234 #ifdef  CONFIG_CMD_USB
 235 #define CONFIG_USB_EHCI
 236 #define CONFIG_USB_EHCI_MXS
 237 #define CONFIG_EHCI_MXS_PORT0
 238 #define CONFIG_EHCI_MXS_PORT1
 239 #define CONFIG_USB_MAX_CONTROLLER_COUNT 2
 240 #define CONFIG_EHCI_IS_TDI
 241 #define CONFIG_USB_STORAGE
 242 #endif
 243
 244 /*
 245  * SPI
 246  */
 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_CS           0
 253 #define CONFIG_DEFAULT_SPI_MODE         SPI_MODE_0
 254
 255 /* SPI FLASH */
 256 #ifdef  CONFIG_CMD_SF
 257 #define CONFIG_SPI_FLASH
 258 #define CONFIG_SPI_FLASH_STMICRO
 259 #define CONFIG_SF_DEFAULT_BUS           2
 260 #define CONFIG_SF_DEFAULT_CS            0
 261 #define CONFIG_SF_DEFAULT_SPEED         40000000
 262 #define CONFIG_SF_DEFAULT_MODE          SPI_MODE_0
 263
 264 #define CONFIG_ENV_SPI_BUS              2
 265 #define CONFIG_ENV_SPI_CS               0
 266 #define CONFIG_ENV_SPI_MAX_HZ           40000000
 267 #define CONFIG_ENV_SPI_MODE             SPI_MODE_0
 268 #endif
 269 #endif
 270
 271 /*
 272  * LCD
 273  */
 274 #ifdef  CONFIG_VIDEO
 275 #define CONFIG_CFB_CONSOLE
 276 #define CONFIG_VIDEO_MXS
 277 #define CONFIG_VIDEO_LOGO
 278 #define CONFIG_VIDEO_SW_CURSOR
 279 #define CONFIG_VGA_AS_SINGLE_DEVICE
 280 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
 281 #define CONFIG_SPLASH_SCREEN
 282 #define CONFIG_CMD_BMP
 283 #define CONFIG_BMP_16BPP
 284 #define CONFIG_VIDEO_BMP_RLE8
 285 #define CONFIG_VIDEO_BMP_GZIP
 286 #define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE  (512 << 10)
 287 #endif
 288
 289 /*
 290  * Boot Linux
 291  */
 292 #define CONFIG_CMDLINE_TAG
 293 #define CONFIG_SETUP_MEMORY_TAGS
 294 #define CONFIG_BOOTDELAY        3
 295 #define CONFIG_BOOTFILE         "uImage"
 296 #define CONFIG_BOOTARGS         "console=ttyAMA0,115200n8 "
 297 #define CONFIG_BOOTCOMMAND      "run bootcmd_net"
 298 #define CONFIG_LOADADDR         0x42000000
 299 #define CONFIG_SYS_LOAD_ADDR    CONFIG_LOADADDR
 300 #define CONFIG_OF_LIBFDT
 301
 302 /*
 303  * Extra Environments
 304  */
 305 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
 306         "update_nand_full_filename=u-boot.nand\0"                       \
 307         "update_nand_firmware_filename=u-boot.sb\0"                     \
 308         "update_sd_firmware_filename=u-boot.sd\0"                       \
 309         "update_nand_firmware_maxsz=0x100000\0"                         \
 310         "update_nand_stride=0x40\0"     /* MX28 datasheet ch. 12.12 */  \
 311         "update_nand_count=0x4\0"       /* MX28 datasheet ch. 12.12 */  \
 312         "update_nand_get_fcb_size="     /* Get size of FCB blocks */    \
 313                 "nand device 0 ; "                                      \
 314                 "nand info ; "                                          \
 315                 "setexpr fcb_sz ${update_nand_stride} * ${update_nand_count};" \
 316                 "setexpr update_nand_fcb ${fcb_sz} * ${nand_writesize}\0" \
 317         "update_nand_full="             /* Update FCB, DBBT and FW */   \
 318                 "if tftp ${update_nand_full_filename} ; then "          \
 319                 "run update_nand_get_fcb_size ; "                       \
 320                 "nand scrub -y 0x0 ${filesize} ; "                      \
 321                 "nand write.raw ${loadaddr} 0x0 ${fcb_sz} ; "   \
 322                 "setexpr update_off ${loadaddr} + ${update_nand_fcb} ; " \
 323                 "setexpr update_sz ${filesize} - ${update_nand_fcb} ; " \
 324                 "nand write ${update_off} ${update_nand_fcb} ${update_sz} ; " \
 325                 "fi\0"                                                  \
 326         "update_nand_firmware="         /* Update only firmware */      \
 327                 "if tftp ${update_nand_firmware_filename} ; then "      \
 328                 "run update_nand_get_fcb_size ; "                       \
 329                 "setexpr fcb_sz ${update_nand_fcb} * 2 ; " /* FCB + DBBT */ \
 330                 "setexpr fw_sz ${update_nand_firmware_maxsz} * 2 ; "    \
 331                 "setexpr fw_off ${fcb_sz} + ${update_nand_firmware_maxsz};" \
 332                 "nand erase ${fcb_sz} ${fw_sz} ; "                      \
 333                 "nand write ${loadaddr} ${fcb_sz} ${filesize} ; "       \
 334                 "nand write ${loadaddr} ${fw_off} ${filesize} ; "       \
 335                 "fi\0"                                                  \
 336         "update_sd_firmware="           /* Update the SD firmware partition */ \
 337                 "if mmc rescan ; then "                                 \
 338                 "if tftp ${update_sd_firmware_filename} ; then "        \
 339                 "setexpr fw_sz ${filesize} / 0x200 ; "  /* SD block size */ \
 340                 "setexpr fw_sz ${fw_sz} + 1 ; "                         \
 341                 "mmc write ${loadaddr} 0x800 ${fw_sz} ; "               \
 342                 "fi ; "                                                 \
 343                 "fi\0"
 344
 345 #endif /* __M28EVK_CONFIG_H__ */