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  * U-Boot Commands
  47  */
  48 #include <config_cmd_default.h>
  49 #define CONFIG_DISPLAY_CPUINFO
  50 #define CONFIG_DOS_PARTITION
  51
  52 #define CONFIG_CMD_CACHE
  53 #define CONFIG_CMD_DATE
  54 #define CONFIG_CMD_DHCP
  55 #define CONFIG_CMD_EEPROM
  56 #define CONFIG_CMD_EXT2
  57 #define CONFIG_CMD_FAT
  58 #define CONFIG_CMD_GPIO
  59 #define CONFIG_CMD_I2C
  60 #define CONFIG_CMD_MII
  61 #define CONFIG_CMD_MMC
  62 #define CONFIG_CMD_NAND
  63 #define CONFIG_CMD_NET
  64 #define CONFIG_CMD_NFS
  65 #define CONFIG_CMD_PING
  66 #define CONFIG_CMD_SETEXPR
  67 #define CONFIG_CMD_SF
  68 #define CONFIG_CMD_SPI
  69
  70 /*
  71  * Memory configurations
  72  */
  73 #define CONFIG_NR_DRAM_BANKS            1               /* 2 banks of DRAM */
  74 #define PHYS_SDRAM_1                    0x40000000      /* Base address */
  75 #define PHYS_SDRAM_1_SIZE               0x08000000      /* 128 MB */
  76 #define CONFIG_STACKSIZE                0x00010000      /* 128 KB stack */
  77 #define CONFIG_SYS_MALLOC_LEN           0x00400000      /* 4 MB for malloc */
  78 #define CONFIG_SYS_GBL_DATA_SIZE        128             /* Initial data */
  79 #define CONFIG_SYS_MEMTEST_START        0x40000000      /* Memtest start adr */
  80 #define CONFIG_SYS_MEMTEST_END          0x40400000      /* 4 MB RAM test */
  81 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
  82 /* Point initial SP in SRAM so SPL can use it too. */
  83 #define CONFIG_SYS_INIT_SP_ADDR         0x00002000
  84 /*
  85  * We need to sacrifice first 4 bytes of RAM here to avoid triggering some
  86  * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot
  87  * binary. In case there was more of this mess, 0x100 bytes are skipped.
  88  */
  89 #define CONFIG_SYS_TEXT_BASE            0x40000100
  90
  91 /*
  92  * U-Boot general configurations
  93  */
  94 #define CONFIG_SYS_LONGHELP
  95 #define CONFIG_SYS_PROMPT       "=> "
  96 #define CONFIG_SYS_CBSIZE       1024            /* Console I/O buffer size */
  97 #define CONFIG_SYS_PBSIZE       \
  98         (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
  99                                                 /* Print buffer size */
 100 #define CONFIG_SYS_MAXARGS      32              /* Max number of command args */
 101 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE
 102                                                 /* Boot argument buffer size */
 103 #define CONFIG_VERSION_VARIABLE                 /* U-BOOT version */
 104 #define CONFIG_AUTO_COMPLETE                    /* Command auto complete */
 105 #define CONFIG_CMDLINE_EDITING                  /* Command history etc */
 106 #define CONFIG_SYS_HUSH_PARSER
 107 #define CONFIG_SYS_PROMPT_HUSH_PS2      "> "
 108
 109 /*
 110  * Serial Driver
 111  */
 112 #define CONFIG_PL011_SERIAL
 113 #define CONFIG_PL011_CLOCK              24000000
 114 #define CONFIG_PL01x_PORTS              { (void *)MXS_UARTDBG_BASE }
 115 #define CONFIG_CONS_INDEX               0
 116 #define CONFIG_BAUDRATE                 115200  /* Default baud rate */
 117 #define CONFIG_SYS_BAUDRATE_TABLE       { 9600, 19200, 38400, 57600, 115200 }
 118
 119 /*
 120  * MMC Driver
 121  */
 122 #ifdef  CONFIG_CMD_MMC
 123 #define CONFIG_MMC
 124 #define CONFIG_GENERIC_MMC
 125 #define CONFIG_MXS_MMC
 126 #endif
 127
 128 /*
 129  * NAND
 130  */
 131 #ifdef  CONFIG_CMD_NAND
 132 #define CONFIG_NAND_MXS
 133 #define CONFIG_APBH_DMA
 134 #define CONFIG_SYS_MAX_NAND_DEVICE      1
 135 #define CONFIG_SYS_NAND_BASE            0x60000000
 136 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 137 #define NAND_MAX_CHIPS                  8
 138
 139 /* Environment is in NAND */
 140 #define CONFIG_ENV_IS_IN_NAND
 141 #define CONFIG_ENV_SIZE                 (16 * 1024)
 142 #define CONFIG_ENV_SIZE_REDUND          CONFIG_ENV_SIZE
 143 #define CONFIG_ENV_SECT_SIZE            (128 * 1024)
 144 #define CONFIG_ENV_RANGE                (512 * 1024)
 145 #define CONFIG_ENV_OFFSET               0x300000
 146 #define CONFIG_ENV_OFFSET_REDUND        \
 147                 (CONFIG_ENV_OFFSET + CONFIG_ENV_RANGE)
 148
 149 #define CONFIG_CMD_UBI
 150 #define CONFIG_CMD_UBIFS
 151 #define CONFIG_CMD_MTDPARTS
 152 #define CONFIG_RBTREE
 153 #define CONFIG_LZO
 154 #define CONFIG_MTD_DEVICE
 155 #define CONFIG_MTD_PARTITIONS
 156 #define MTDIDS_DEFAULT                  "nand0=gpmi-nand.0"
 157 #define MTDPARTS_DEFAULT                        \
 158         "mtdparts=gpmi-nand.0:"                 \
 159                 "3m(bootloader)ro,"             \
 160                 "512k(environment),"            \
 161                 "512k(redundant-environment),"  \
 162                 "4m(kernel),"                   \
 163                 "-(filesystem)"
 164 #endif
 165
 166 /*
 167  * Ethernet on SOC (FEC)
 168  */
 169 #ifdef  CONFIG_CMD_NET
 170 #define CONFIG_NET_MULTI
 171 #define CONFIG_ETHPRIME                 "FEC0"
 172 #define CONFIG_FEC_MXC
 173 #define CONFIG_FEC_MXC_MULTI
 174 #define CONFIG_MII
 175 #define CONFIG_DISCOVER_PHY
 176 #define CONFIG_FEC_XCV_TYPE             RMII
 177 #endif
 178
 179 /*
 180  * I2C
 181  */
 182 #ifdef  CONFIG_CMD_I2C
 183 #define CONFIG_I2C_MXS
 184 #define CONFIG_HARD_I2C
 185 #define CONFIG_SYS_I2C_SPEED            400000
 186 #endif
 187
 188 /*
 189  * EEPROM
 190  */
 191 #ifdef  CONFIG_CMD_EEPROM
 192 #define CONFIG_SYS_I2C_MULTI_EEPROMS
 193 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
 194 #endif
 195
 196 /*
 197  * RTC
 198  */
 199 #ifdef  CONFIG_CMD_DATE
 200 /* Use the internal RTC in the MXS chip */
 201 #define CONFIG_RTC_INTERNAL
 202 #ifdef  CONFIG_RTC_INTERNAL
 203 #define CONFIG_RTC_MXS
 204 #else
 205 #define CONFIG_RTC_M41T62
 206 #define CONFIG_SYS_I2C_RTC_ADDR         0x68
 207 #define CONFIG_SYS_M41T11_BASE_YEAR     2000
 208 #endif
 209 #endif
 210
 211 /*
 212  * SPI
 213  */
 214 #ifdef  CONFIG_CMD_SPI
 215 #define CONFIG_HARD_SPI
 216 #define CONFIG_MXS_SPI
 217 #define CONFIG_SPI_HALF_DUPLEX
 218 #define CONFIG_DEFAULT_SPI_BUS          2
 219 #define CONFIG_DEFAULT_SPI_MODE         SPI_MODE_0
 220
 221 /* SPI FLASH */
 222 #ifdef  CONFIG_CMD_SF
 223 #define CONFIG_SPI_FLASH
 224 #define CONFIG_SPI_FLASH_STMICRO
 225 #define CONFIG_SPI_FLASH_CS             2
 226 #define CONFIG_SF_DEFAULT_MODE          SPI_MODE_0
 227 #define CONFIG_SF_DEFAULT_SPEED         24000000
 228
 229 #define CONFIG_ENV_SPI_CS               0
 230 #define CONFIG_ENV_SPI_BUS              2
 231 #define CONFIG_ENV_SPI_MAX_HZ           24000000
 232 #define CONFIG_ENV_SPI_MODE             SPI_MODE_0
 233 #endif
 234 #endif
 235
 236 /*
 237  * Boot Linux
 238  */
 239 #define CONFIG_CMDLINE_TAG
 240 #define CONFIG_SETUP_MEMORY_TAGS
 241 #define CONFIG_BOOTDELAY        3
 242 #define CONFIG_BOOTFILE         "uImage"
 243 #define CONFIG_BOOTARGS         "console=ttyAM0,115200n8 "
 244 #define CONFIG_BOOTCOMMAND      "run bootcmd_net"
 245 #define CONFIG_LOADADDR         0x42000000
 246 #define CONFIG_SYS_LOAD_ADDR    CONFIG_LOADADDR
 247
 248 /*
 249  * Extra Environments
 250  */
 251 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
 252         "update_nand_full_filename=u-boot.nand\0"                       \
 253         "update_nand_firmware_filename=u-boot.sb\0"                     \
 254         "update_nand_firmware_maxsz=0x100000\0"                         \
 255         "update_nand_stride=0x40\0"     /* MX28 datasheet ch. 12.12 */  \
 256         "update_nand_count=0x4\0"       /* MX28 datasheet ch. 12.12 */  \
 257         "update_nand_get_fcb_size="     /* Get size of FCB blocks */    \
 258                 "nand device 0 ; "                                      \
 259                 "nand info ; "                                          \
 260                 "setexpr fcb_sz ${update_nand_stride} * ${update_nand_count};" \
 261                 "setexpr update_nand_fcb ${fcb_sz} * ${nand_writesize}\0" \
 262         "update_nand_full="             /* Update FCB, DBBT and FW */   \
 263                 "if tftp ${update_nand_full_filename} ; then "          \
 264                 "run update_nand_get_fcb_size ; "                       \
 265                 "nand scrub -y 0x0 ${filesize} ; "                      \
 266                 "nand write.raw ${loadaddr} 0x0 ${update_nand_fcb} ; "  \
 267                 "setexpr update_off ${loadaddr} + ${update_nand_fcb} ; " \
 268                 "setexpr update_sz ${filesize} - ${update_nand_fcb} ; " \
 269                 "nand write ${update_off} ${update_nand_fcb} ${update_sz} ; " \
 270                 "fi\0"                                                  \
 271         "update_nand_firmware="         /* Update only firmware */      \
 272                 "if tftp ${update_nand_firmware_filename} ; then "      \
 273                 "run update_nand_get_fcb_size ; "                       \
 274                 "setexpr fcb_sz ${update_nand_fcb} * 2 ; " /* FCB + DBBT */ \
 275                 "setexpr fw_sz ${update_nand_firmware_maxsz} * 2 ; "    \
 276                 "setexpr fw_off ${fcb_sz} + ${update_nand_firmware_maxsz};" \
 277                 "nand erase ${fcb_sz} ${fw_sz} ; "                      \
 278                 "nand write ${loadaddr} ${fcb_sz} ${filesize} ; "       \
 279                 "nand write ${loadaddr} ${fw_off} ${filesize} ; "       \
 280                 "fi\0"
 281
 282 #endif /* __M28_H__ */