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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_GREPENV
  69 #define CONFIG_CMD_I2C
  70 #define CONFIG_CMD_MII
  71 #define CONFIG_CMD_MMC
  72 #define CONFIG_CMD_NAND
  73 #define CONFIG_CMD_NET
  74 #define CONFIG_CMD_NFS
  75 #define CONFIG_CMD_PING
  76 #define CONFIG_CMD_SETEXPR
  77 #define CONFIG_CMD_SF
  78 #define CONFIG_CMD_SPI
  79 #define CONFIG_CMD_USB
  80
  81 #define CONFIG_REGEX                    /* Enable regular expression support */
  82
  83 /*
  84  * Memory configurations
  85  */
  86 #define CONFIG_NR_DRAM_BANKS            1               /* 1 bank of DRAM */
  87 #define PHYS_SDRAM_1                    0x40000000      /* Base address */
  88 #define PHYS_SDRAM_1_SIZE               0x20000000      /* Max 512 MB RAM */
  89 #define CONFIG_SYS_MALLOC_LEN           0x00400000      /* 4 MB for malloc */
  90 #define CONFIG_SYS_GBL_DATA_SIZE        128             /* Initial data */
  91 #define CONFIG_SYS_MEMTEST_START        0x40000000      /* Memtest start adr */
  92 #define CONFIG_SYS_MEMTEST_END          0x40400000      /* 4 MB RAM test */
  93 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
  94 /* Point initial SP in SRAM so SPL can use it too. */
  95
  96 #define CONFIG_SYS_INIT_RAM_ADDR        0x00000000
  97 #define CONFIG_SYS_INIT_RAM_SIZE        (128 * 1024)
  98
  99 #define CONFIG_SYS_INIT_SP_OFFSET \
 100         (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 101 #define CONFIG_SYS_INIT_SP_ADDR \
 102         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
 103 /*
 104  * We need to sacrifice first 4 bytes of RAM here to avoid triggering some
 105  * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot
 106  * binary. In case there was more of this mess, 0x100 bytes are skipped.
 107  */
 108 #define CONFIG_SYS_TEXT_BASE            0x40000100
 109
 110 /*
 111  * U-Boot general configurations
 112  */
 113 #define CONFIG_SYS_LONGHELP
 114 #define CONFIG_SYS_PROMPT       "=> "
 115 #define CONFIG_SYS_CBSIZE       1024            /* Console I/O buffer size */
 116 #define CONFIG_SYS_PBSIZE       \
 117         (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 118                                                 /* Print buffer size */
 119 #define CONFIG_SYS_MAXARGS      32              /* Max number of command args */
 120 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE
 121                                                 /* Boot argument buffer size */
 122 #define CONFIG_VERSION_VARIABLE                 /* U-BOOT version */
 123 #define CONFIG_AUTO_COMPLETE                    /* Command auto complete */
 124 #define CONFIG_CMDLINE_EDITING                  /* Command history etc */
 125 #define CONFIG_SYS_HUSH_PARSER
 126
 127 /*
 128  * Serial Driver
 129  */
 130 #define CONFIG_PL011_SERIAL
 131 #define CONFIG_PL011_CLOCK              24000000
 132 #define CONFIG_PL01x_PORTS              { (void *)MXS_UARTDBG_BASE }
 133 #define CONFIG_CONS_INDEX               0
 134 #define CONFIG_BAUDRATE                 115200  /* Default baud rate */
 135
 136 /*
 137  * MMC Driver
 138  */
 139 #ifdef  CONFIG_CMD_MMC
 140 #define CONFIG_MMC
 141 #define CONFIG_BOUNCE_BUFFER
 142 #define CONFIG_GENERIC_MMC
 143 #define CONFIG_MXS_MMC
 144 #endif
 145
 146 /*
 147  * APBH DMA
 148  */
 149 #define CONFIG_APBH_DMA
 150
 151 /*
 152  * NAND
 153  */
 154 #define CONFIG_ENV_SIZE                 (16 * 1024)
 155 #ifdef  CONFIG_CMD_NAND
 156 #define CONFIG_NAND_MXS
 157 #define CONFIG_SYS_MAX_NAND_DEVICE      1
 158 #define CONFIG_SYS_NAND_BASE            0x60000000
 159 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 160
 161 /* Environment is in NAND */
 162 #define CONFIG_ENV_IS_IN_NAND
 163 #define CONFIG_ENV_SIZE_REDUND          CONFIG_ENV_SIZE
 164 #define CONFIG_ENV_SECT_SIZE            (128 * 1024)
 165 #define CONFIG_ENV_RANGE                (512 * 1024)
 166 #define CONFIG_ENV_OFFSET               0x300000
 167 #define CONFIG_ENV_OFFSET_REDUND        \
 168                 (CONFIG_ENV_OFFSET + CONFIG_ENV_RANGE)
 169
 170 #define CONFIG_CMD_UBI
 171 #define CONFIG_CMD_UBIFS
 172 #define CONFIG_CMD_MTDPARTS
 173 #define CONFIG_RBTREE
 174 #define CONFIG_LZO
 175 #define CONFIG_MTD_DEVICE
 176 #define CONFIG_MTD_PARTITIONS
 177 #define MTDIDS_DEFAULT                  "nand0=gpmi-nand"
 178 #define MTDPARTS_DEFAULT                        \
 179         "mtdparts=gpmi-nand:"                   \
 180                 "3m(bootloader)ro,"             \
 181                 "512k(environment),"            \
 182                 "512k(redundant-environment),"  \
 183                 "4m(kernel),"                   \
 184                 "128k(fdt),"                    \
 185                 "8m(ramdisk),"                  \
 186                 "-(filesystem)"
 187 #else
 188 #define CONFIG_ENV_IS_NOWHERE
 189 #endif
 190
 191 /*
 192  * Ethernet on SOC (FEC)
 193  */
 194 #ifdef  CONFIG_CMD_NET
 195 #define CONFIG_ETHPRIME                 "FEC0"
 196 #define CONFIG_FEC_MXC
 197 #define CONFIG_MII
 198 #define CONFIG_FEC_XCV_TYPE             RMII
 199 #endif
 200
 201 /*
 202  * I2C
 203  */
 204 #ifdef  CONFIG_CMD_I2C
 205 #define CONFIG_I2C_MXS
 206 #define CONFIG_HARD_I2C
 207 #define CONFIG_SYS_I2C_SPEED            400000
 208 #endif
 209
 210 /*
 211  * EEPROM
 212  */
 213 #ifdef  CONFIG_CMD_EEPROM
 214 #define CONFIG_SYS_I2C_MULTI_EEPROMS
 215 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
 216 #endif
 217
 218 /*
 219  * RTC
 220  */
 221 #ifdef  CONFIG_CMD_DATE
 222 /* Use the internal RTC in the MXS chip */
 223 #define CONFIG_RTC_INTERNAL
 224 #ifdef  CONFIG_RTC_INTERNAL
 225 #define CONFIG_RTC_MXS
 226 #else
 227 #define CONFIG_RTC_M41T62
 228 #define CONFIG_SYS_I2C_RTC_ADDR         0x68
 229 #define CONFIG_SYS_M41T11_BASE_YEAR     2000
 230 #endif
 231 #endif
 232
 233 /*
 234  * USB
 235  */
 236 #ifdef  CONFIG_CMD_USB
 237 #define CONFIG_USB_EHCI
 238 #define CONFIG_USB_EHCI_MXS
 239 #define CONFIG_EHCI_MXS_PORT0
 240 #define CONFIG_EHCI_MXS_PORT1
 241 #define CONFIG_USB_MAX_CONTROLLER_COUNT 2
 242 #define CONFIG_EHCI_IS_TDI
 243 #define CONFIG_USB_STORAGE
 244 #endif
 245
 246 /*
 247  * SPI
 248  */
 249 #ifdef  CONFIG_CMD_SPI
 250 #define CONFIG_HARD_SPI
 251 #define CONFIG_MXS_SPI
 252 #define CONFIG_SPI_HALF_DUPLEX
 253 #define CONFIG_DEFAULT_SPI_BUS          2
 254 #define CONFIG_DEFAULT_SPI_CS           0
 255 #define CONFIG_DEFAULT_SPI_MODE         SPI_MODE_0
 256
 257 /* SPI FLASH */
 258 #ifdef  CONFIG_CMD_SF
 259 #define CONFIG_SPI_FLASH
 260 #define CONFIG_SPI_FLASH_STMICRO
 261 #define CONFIG_SF_DEFAULT_BUS           2
 262 #define CONFIG_SF_DEFAULT_CS            0
 263 #define CONFIG_SF_DEFAULT_SPEED         40000000
 264 #define CONFIG_SF_DEFAULT_MODE          SPI_MODE_0
 265
 266 #define CONFIG_ENV_SPI_BUS              2
 267 #define CONFIG_ENV_SPI_CS               0
 268 #define CONFIG_ENV_SPI_MAX_HZ           40000000
 269 #define CONFIG_ENV_SPI_MODE             SPI_MODE_0
 270 #endif
 271 #endif
 272
 273 /*
 274  * Boot Linux
 275  */
 276 #define CONFIG_CMDLINE_TAG
 277 #define CONFIG_SETUP_MEMORY_TAGS
 278 #define CONFIG_BOOTDELAY        3
 279 #define CONFIG_BOOTFILE         "uImage"
 280 #define CONFIG_BOOTARGS         "console=ttyAMA0,115200n8 "
 281 #define CONFIG_BOOTCOMMAND      "run bootcmd_net"
 282 #define CONFIG_LOADADDR         0x42000000
 283 #define CONFIG_SYS_LOAD_ADDR    CONFIG_LOADADDR
 284 #define CONFIG_OF_LIBFDT
 285
 286 /*
 287  * Extra Environments
 288  */
 289 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
 290         "update_nand_full_filename=u-boot.nand\0"                       \
 291         "update_nand_firmware_filename=u-boot.sb\0"                     \
 292         "update_sd_firmware_filename=u-boot.sd\0"                       \
 293         "update_nand_firmware_maxsz=0x100000\0"                         \
 294         "update_nand_stride=0x40\0"     /* MX28 datasheet ch. 12.12 */  \
 295         "update_nand_count=0x4\0"       /* MX28 datasheet ch. 12.12 */  \
 296         "update_nand_get_fcb_size="     /* Get size of FCB blocks */    \
 297                 "nand device 0 ; "                                      \
 298                 "nand info ; "                                          \
 299                 "setexpr fcb_sz ${update_nand_stride} * ${update_nand_count};" \
 300                 "setexpr update_nand_fcb ${fcb_sz} * ${nand_writesize}\0" \
 301         "update_nand_full="             /* Update FCB, DBBT and FW */   \
 302                 "if tftp ${update_nand_full_filename} ; then "          \
 303                 "run update_nand_get_fcb_size ; "                       \
 304                 "nand scrub -y 0x0 ${filesize} ; "                      \
 305                 "nand write.raw ${loadaddr} 0x0 ${fcb_sz} ; "   \
 306                 "setexpr update_off ${loadaddr} + ${update_nand_fcb} ; " \
 307                 "setexpr update_sz ${filesize} - ${update_nand_fcb} ; " \
 308                 "nand write ${update_off} ${update_nand_fcb} ${update_sz} ; " \
 309                 "fi\0"                                                  \
 310         "update_nand_firmware="         /* Update only firmware */      \
 311                 "if tftp ${update_nand_firmware_filename} ; then "      \
 312                 "run update_nand_get_fcb_size ; "                       \
 313                 "setexpr fcb_sz ${update_nand_fcb} * 2 ; " /* FCB + DBBT */ \
 314                 "setexpr fw_sz ${update_nand_firmware_maxsz} * 2 ; "    \
 315                 "setexpr fw_off ${fcb_sz} + ${update_nand_firmware_maxsz};" \
 316                 "nand erase ${fcb_sz} ${fw_sz} ; "                      \
 317                 "nand write ${loadaddr} ${fcb_sz} ${filesize} ; "       \
 318                 "nand write ${loadaddr} ${fw_off} ${filesize} ; "       \
 319                 "fi\0"                                                  \
 320         "update_sd_firmware="           /* Update the SD firmware partition */ \
 321                 "if mmc rescan ; then "                                 \
 322                 "if tftp ${update_sd_firmware_filename} ; then "        \
 323                 "setexpr fw_sz ${filesize} / 0x200 ; "  /* SD block size */ \
 324                 "setexpr fw_sz ${fw_sz} + 1 ; "                         \
 325                 "mmc write ${loadaddr} 0x800 ${fw_sz} ; "               \
 326                 "fi ; "                                                 \
 327                 "fi\0"
 328
 329 #endif /* __M28EVK_CONFIG_H__ */