include/configs/m28evk.h

   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 __M28_H__
  21 #define __M28_H__
  22
  23 #include <asm/arch/regs-base.h>
  24
  25 /*
  26  * SoC configurations
  27  */
  28 #define CONFIG_MX28                             /* i.MX28 SoC */
  29 #define CONFIG_MXS_GPIO                         /* GPIO control */
  30 #define CONFIG_SYS_HZ           1000            /* Ticks per second */
  31
  32 /*
  33  * Define M28EVK machine type by hand until it lands in mach-types
  34  */
  35 #define MACH_TYPE_M28EVK        3613
  36
  37 #define CONFIG_MACH_TYPE        MACH_TYPE_M28EVK
  38
  39 #define CONFIG_SYS_NO_FLASH
  40 #define CONFIG_SYS_ICACHE_OFF
  41 #define CONFIG_SYS_DCACHE_OFF
  42 #define CONFIG_BOARD_EARLY_INIT_F
  43 #define CONFIG_ARCH_CPU_INIT
  44
  45 /*
  46  * SPL
  47  */
  48 #define CONFIG_SPL
  49 #define CONFIG_SPL_NO_CPU_SUPPORT_CODE
  50 #define CONFIG_SPL_START_S_PATH         "board/denx/m28evk"
  51 #define CONFIG_SPL_LDSCRIPT             "board/denx/m28evk/u-boot-spl.lds"
  52
  53 /*
  54  * U-Boot Commands
  55  */
  56 #include <config_cmd_default.h>
  57 #define CONFIG_DISPLAY_CPUINFO
  58 #define CONFIG_DOS_PARTITION
  59
  60 #define CONFIG_CMD_CACHE
  61 #define CONFIG_CMD_DATE
  62 #define CONFIG_CMD_DHCP
  63 #define CONFIG_CMD_EEPROM
  64 #define CONFIG_CMD_EXT2
  65 #define CONFIG_CMD_FAT
  66 #define CONFIG_CMD_GPIO
  67 #define CONFIG_CMD_I2C
  68 #define CONFIG_CMD_MII
  69 #define CONFIG_CMD_MMC
  70 #define CONFIG_CMD_NAND
  71 #define CONFIG_CMD_NET
  72 #define CONFIG_CMD_NFS
  73 #define CONFIG_CMD_PING
  74 #define CONFIG_CMD_SETEXPR
  75 #define CONFIG_CMD_SF
  76 #define CONFIG_CMD_SPI
  77
  78 /*
  79  * Memory configurations
  80  */
  81 #define CONFIG_NR_DRAM_BANKS            1               /* 2 banks of DRAM */
  82 #define PHYS_SDRAM_1                    0x40000000      /* Base address */
  83 #define PHYS_SDRAM_1_SIZE               0x08000000      /* 128 MB */
  84 #define CONFIG_STACKSIZE                0x00010000      /* 128 KB stack */
  85 #define CONFIG_SYS_MALLOC_LEN           0x00400000      /* 4 MB for malloc */
  86 #define CONFIG_SYS_GBL_DATA_SIZE        128             /* Initial data */
  87 #define CONFIG_SYS_MEMTEST_START        0x40000000      /* Memtest start adr */
  88 #define CONFIG_SYS_MEMTEST_END          0x40400000      /* 4 MB RAM test */
  89 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
  90 /* Point initial SP in SRAM so SPL can use it too. */
  91 #define CONFIG_SYS_INIT_SP_ADDR         0x00002000
  92 /*
  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.
  96  */
  97 #define CONFIG_SYS_TEXT_BASE            0x40000100
  98
  99 /*
 100  * U-Boot general configurations
 101  */
 102 #define CONFIG_SYS_LONGHELP
 103 #define CONFIG_SYS_PROMPT       "=> "
 104 #define CONFIG_SYS_CBSIZE       1024            /* Console I/O buffer size */
 105 #define CONFIG_SYS_PBSIZE       \
 106         (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 107                                                 /* Print buffer size */
 108 #define CONFIG_SYS_MAXARGS      32              /* Max number of command args */
 109 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE
 110                                                 /* Boot argument buffer size */
 111 #define CONFIG_VERSION_VARIABLE                 /* U-BOOT version */
 112 #define CONFIG_AUTO_COMPLETE                    /* Command auto complete */
 113 #define CONFIG_CMDLINE_EDITING                  /* Command history etc */
 114 #define CONFIG_SYS_HUSH_PARSER
 115 #define CONFIG_SYS_PROMPT_HUSH_PS2      "> "
 116
 117 /*
 118  * Serial Driver
 119  */
 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 */
 125 #define CONFIG_SYS_BAUDRATE_TABLE       { 9600, 19200, 38400, 57600, 115200 }
 126
 127 /*
 128  * MMC Driver
 129  */
 130 #ifdef  CONFIG_CMD_MMC
 131 #define CONFIG_MMC
 132 #define CONFIG_GENERIC_MMC
 133 #define CONFIG_MXS_MMC
 134 #endif
 135
 136 /*
 137  * NAND
 138  */
 139 #ifdef  CONFIG_CMD_NAND
 140 #define CONFIG_NAND_MXS
 141 #define CONFIG_APBH_DMA
 142 #define CONFIG_SYS_MAX_NAND_DEVICE      1
 143 #define CONFIG_SYS_NAND_BASE            0x60000000
 144 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 145 #define NAND_MAX_CHIPS                  8
 146
 147 /* Environment is in NAND */
 148 #define CONFIG_ENV_IS_IN_NAND
 149 #define CONFIG_ENV_SIZE                 (16 * 1024)
 150 #define CONFIG_ENV_SIZE_REDUND          CONFIG_ENV_SIZE
 151 #define CONFIG_ENV_SECT_SIZE            (128 * 1024)
 152 #define CONFIG_ENV_RANGE                (512 * 1024)
 153 #define CONFIG_ENV_OFFSET               0x300000
 154 #define CONFIG_ENV_OFFSET_REDUND        \
 155                 (CONFIG_ENV_OFFSET + CONFIG_ENV_RANGE)
 156
 157 #define CONFIG_CMD_UBI
 158 #define CONFIG_CMD_UBIFS
 159 #define CONFIG_CMD_MTDPARTS
 160 #define CONFIG_RBTREE
 161 #define CONFIG_LZO
 162 #define CONFIG_MTD_DEVICE
 163 #define CONFIG_MTD_PARTITIONS
 164 #define MTDIDS_DEFAULT                  "nand0=gpmi-nand.0"
 165 #define MTDPARTS_DEFAULT                        \
 166         "mtdparts=gpmi-nand.0:"                 \
 167                 "3m(bootloader)ro,"             \
 168                 "512k(environment),"            \
 169                 "512k(redundant-environment),"  \
 170                 "4m(kernel),"                   \
 171                 "-(filesystem)"
 172 #endif
 173
 174 /*
 175  * Ethernet on SOC (FEC)
 176  */
 177 #ifdef  CONFIG_CMD_NET
 178 #define CONFIG_NET_MULTI
 179 #define CONFIG_ETHPRIME                 "FEC0"
 180 #define CONFIG_FEC_MXC
 181 #define CONFIG_FEC_MXC_MULTI
 182 #define CONFIG_MII
 183 #define CONFIG_DISCOVER_PHY
 184 #define CONFIG_FEC_XCV_TYPE             RMII
 185 #endif
 186
 187 /*
 188  * I2C
 189  */
 190 #ifdef  CONFIG_CMD_I2C
 191 #define CONFIG_I2C_MXS
 192 #define CONFIG_HARD_I2C
 193 #define CONFIG_SYS_I2C_SPEED            400000
 194 #endif
 195
 196 /*
 197  * EEPROM
 198  */
 199 #ifdef  CONFIG_CMD_EEPROM
 200 #define CONFIG_SYS_I2C_MULTI_EEPROMS
 201 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
 202 #endif
 203
 204 /*
 205  * RTC
 206  */
 207 #ifdef  CONFIG_CMD_DATE
 208 /* Use the internal RTC in the MXS chip */
 209 #define CONFIG_RTC_INTERNAL
 210 #ifdef  CONFIG_RTC_INTERNAL
 211 #define CONFIG_RTC_MXS
 212 #else
 213 #define CONFIG_RTC_M41T62
 214 #define CONFIG_SYS_I2C_RTC_ADDR         0x68
 215 #define CONFIG_SYS_M41T11_BASE_YEAR     2000
 216 #endif
 217 #endif
 218
 219 /*
 220  * SPI
 221  */
 222 #ifdef  CONFIG_CMD_SPI
 223 #define CONFIG_HARD_SPI
 224 #define CONFIG_MXS_SPI
 225 #define CONFIG_SPI_HALF_DUPLEX
 226 #define CONFIG_DEFAULT_SPI_BUS          2
 227 #define CONFIG_DEFAULT_SPI_MODE         SPI_MODE_0
 228
 229 /* SPI FLASH */
 230 #ifdef  CONFIG_CMD_SF
 231 #define CONFIG_SPI_FLASH
 232 #define CONFIG_SPI_FLASH_STMICRO
 233 #define CONFIG_SPI_FLASH_CS             2
 234 #define CONFIG_SF_DEFAULT_MODE          SPI_MODE_0
 235 #define CONFIG_SF_DEFAULT_SPEED         24000000
 236
 237 #define CONFIG_ENV_SPI_CS               0
 238 #define CONFIG_ENV_SPI_BUS              2
 239 #define CONFIG_ENV_SPI_MAX_HZ           24000000
 240 #define CONFIG_ENV_SPI_MODE             SPI_MODE_0
 241 #endif
 242 #endif
 243
 244 /*
 245  * Boot Linux
 246  */
 247 #define CONFIG_CMDLINE_TAG
 248 #define CONFIG_SETUP_MEMORY_TAGS
 249 #define CONFIG_BOOTDELAY        3
 250 #define CONFIG_BOOTFILE         "uImage"
 251 #define CONFIG_BOOTARGS         "console=ttyAM0,115200n8 "
 252 #define CONFIG_BOOTCOMMAND      "run bootcmd_net"
 253 #define CONFIG_LOADADDR         0x42000000
 254 #define CONFIG_SYS_LOAD_ADDR    CONFIG_LOADADDR
 255
 256 /*
 257  * Extra Environments
 258  */
 259 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
 260         "update_nand_full_filename=u-boot.nand\0"                       \
 261         "update_nand_firmware_filename=u-boot.sb\0"                     \
 262         "update_nand_firmware_maxsz=0x100000\0"                         \
 263         "update_nand_stride=0x40\0"     /* MX28 datasheet ch. 12.12 */  \
 264         "update_nand_count=0x4\0"       /* MX28 datasheet ch. 12.12 */  \
 265         "update_nand_get_fcb_size="     /* Get size of FCB blocks */    \
 266                 "nand device 0 ; "                                      \
 267                 "nand info ; "                                          \
 268                 "setexpr fcb_sz ${update_nand_stride} * ${update_nand_count};" \
 269                 "setexpr update_nand_fcb ${fcb_sz} * ${nand_writesize}\0" \
 270         "update_nand_full="             /* Update FCB, DBBT and FW */   \
 271                 "if tftp ${update_nand_full_filename} ; then "          \
 272                 "run update_nand_get_fcb_size ; "                       \
 273                 "nand scrub -y 0x0 ${filesize} ; "                      \
 274                 "nand write.raw ${loadaddr} 0x0 ${update_nand_fcb} ; "  \
 275                 "setexpr update_off ${loadaddr} + ${update_nand_fcb} ; " \
 276                 "setexpr update_sz ${filesize} - ${update_nand_fcb} ; " \
 277                 "nand write ${update_off} ${update_nand_fcb} ${update_sz} ; " \
 278                 "fi\0"                                                  \
 279         "update_nand_firmware="         /* Update only firmware */      \
 280                 "if tftp ${update_nand_firmware_filename} ; then "      \
 281                 "run update_nand_get_fcb_size ; "                       \
 282                 "setexpr fcb_sz ${update_nand_fcb} * 2 ; " /* FCB + DBBT */ \
 283                 "setexpr fw_sz ${update_nand_firmware_maxsz} * 2 ; "    \
 284                 "setexpr fw_off ${fcb_sz} + ${update_nand_firmware_maxsz};" \
 285                 "nand erase ${fcb_sz} ${fw_sz} ; "                      \
 286                 "nand write ${loadaddr} ${fcb_sz} ${filesize} ; "       \
 287                 "nand write ${loadaddr} ${fw_off} ${filesize} ; "       \
 288                 "fi\0"
 289
 290 #endif /* __M28_H__ */