include/configs/mx28evk.h

   1 /*
   2  * (C) Copyright 2011 Freescale Semiconductor, Inc.
   3  * Author: Fabio Estevam <fabio.estevam@freescale.com>
   4  *
   5  * Based on m28evk.h:
   6  * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
   7  * on behalf of DENX Software Engineering GmbH
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License as
  11  * published by the Free Software Foundation; either version 2 of
  12  * the License, or (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  */
  19 #ifndef __MX28EVK_CONFIG_H__
  20 #define __MX28EVK_CONFIG_H__
  21
  22 /* SoC configurations */
  23 #define CONFIG_MX28                             /* i.MX28 SoC */
  24
  25 #define CONFIG_MXS_GPIO                 /* GPIO control */
  26 #define CONFIG_SYS_HZ           1000            /* Ticks per second */
  27
  28 #define CONFIG_MACH_TYPE        MACH_TYPE_MX28EVK
  29
  30 #include <asm/arch/regs-base.h>
  31
  32 #define CONFIG_SYS_NO_FLASH
  33 #define CONFIG_BOARD_EARLY_INIT_F
  34 #define CONFIG_ARCH_MISC_INIT
  35
  36 /* SPL */
  37 #define CONFIG_SPL
  38 #define CONFIG_SPL_NO_CPU_SUPPORT_CODE
  39 #define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mxs"
  40 #define CONFIG_SPL_LDSCRIPT     "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds"
  41 #define CONFIG_SPL_LIBCOMMON_SUPPORT
  42 #define CONFIG_SPL_LIBGENERIC_SUPPORT
  43 #define CONFIG_SPL_GPIO_SUPPORT
  44
  45 /* U-Boot Commands */
  46 #include <config_cmd_default.h>
  47 #define CONFIG_DISPLAY_CPUINFO
  48 #define CONFIG_DOS_PARTITION
  49
  50 #define CONFIG_CMD_CACHE
  51 #define CONFIG_CMD_DATE
  52 #define CONFIG_CMD_DHCP
  53 #define CONFIG_CMD_FAT
  54 #define CONFIG_CMD_GPIO
  55 #define CONFIG_CMD_MII
  56 #define CONFIG_CMD_MMC
  57 #define CONFIG_CMD_NET
  58 #define CONFIG_CMD_NFS
  59 #define CONFIG_CMD_PING
  60 #define CONFIG_CMD_SETEXPR
  61 #define CONFIG_CMD_SF
  62 #define CONFIG_CMD_SPI
  63 #define CONFIG_CMD_USB
  64 #define CONFIG_CMD_BOOTZ
  65 #define CONFIG_CMD_NAND
  66
  67 /* Memory configurations */
  68 #define CONFIG_NR_DRAM_BANKS            1               /* 1 bank of DRAM */
  69 #define PHYS_SDRAM_1                    0x40000000      /* Base address */
  70 #define PHYS_SDRAM_1_SIZE               0x40000000      /* Max 1 GB RAM */
  71 #define CONFIG_SYS_MALLOC_LEN           0x00400000      /* 4 MB for malloc */
  72 #define CONFIG_SYS_MEMTEST_START        0x40000000      /* Memtest start adr */
  73 #define CONFIG_SYS_MEMTEST_END          0x40400000      /* 4 MB RAM test */
  74 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
  75 /* Point initial SP in SRAM so SPL can use it too. */
  76
  77 #define CONFIG_SYS_INIT_RAM_ADDR        0x00000000
  78 #define CONFIG_SYS_INIT_RAM_SIZE        (128 * 1024)
  79
  80 #define CONFIG_SYS_INIT_SP_OFFSET \
  81         (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
  82 #define CONFIG_SYS_INIT_SP_ADDR \
  83         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
  84
  85 /*
  86  * We need to sacrifice first 4 bytes of RAM here to avoid triggering some
  87  * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot
  88  * binary. In case there was more of this mess, 0x100 bytes are skipped.
  89  */
  90 #define CONFIG_SYS_TEXT_BASE    0x40000100
  91
  92 #define CONFIG_ENV_OVERWRITE
  93 /* U-Boot general configurations */
  94 #define CONFIG_SYS_LONGHELP
  95 #define CONFIG_SYS_PROMPT       "MX28EVK U-Boot > "
  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
 108 /* Serial Driver */
 109 #define CONFIG_PL011_SERIAL
 110 #define CONFIG_PL011_CLOCK              24000000
 111 #define CONFIG_PL01x_PORTS              { (void *)MXS_UARTDBG_BASE }
 112 #define CONFIG_CONS_INDEX               0
 113 #define CONFIG_BAUDRATE                 115200  /* Default baud rate */
 114
 115 /* DMA */
 116 #define CONFIG_APBH_DMA
 117
 118 /* MMC Driver */
 119 #ifdef CONFIG_ENV_IS_IN_MMC
 120  #define CONFIG_ENV_OFFSET      (256 * 1024)
 121  #define CONFIG_ENV_SIZE        (16 * 1024)
 122  #define CONFIG_SYS_MMC_ENV_DEV 0
 123 #endif
 124 #define CONFIG_CMD_SAVEENV
 125 #ifdef  CONFIG_CMD_MMC
 126 #define CONFIG_MMC
 127 #define CONFIG_GENERIC_MMC
 128 #define CONFIG_BOUNCE_BUFFER
 129 #define CONFIG_MXS_MMC
 130 #endif
 131
 132 /* NAND Driver */
 133 #define CONFIG_ENV_SIZE                 (16 * 1024)
 134 #ifdef CONFIG_CMD_NAND
 135 #define CONFIG_NAND_MXS
 136 #define CONFIG_SYS_MAX_NAND_DEVICE      1
 137 #define CONFIG_SYS_NAND_BASE            0x60000000
 138 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 139
 140 /* Environment is in NAND */
 141 #define CONFIG_ENV_SIZE_REDUND          CONFIG_ENV_SIZE
 142 #define CONFIG_ENV_SECT_SIZE            (128 * 1024)
 143 #define CONFIG_ENV_RANGE                (512 * 1024)
 144 #ifndef CONFIG_ENV_OFFSET
 145 #define CONFIG_ENV_OFFSET               0x300000
 146 #endif
 147 #define CONFIG_ENV_OFFSET_REDUND        \
 148                 (CONFIG_ENV_OFFSET + CONFIG_ENV_RANGE)
 149
 150 #define CONFIG_CMD_UBI
 151 #define CONFIG_CMD_UBIFS
 152 #define CONFIG_CMD_MTDPARTS
 153 #define CONFIG_RBTREE
 154 #define CONFIG_LZO
 155 #define CONFIG_MTD_DEVICE
 156 #define CONFIG_MTD_PARTITIONS
 157 #define MTDIDS_DEFAULT                  "nand0=gpmi-nand"
 158 #define MTDPARTS_DEFAULT                        \
 159         "mtdparts=gpmi-nand:"                   \
 160                 "3m(bootloader)ro,"             \
 161                 "512k(environment),"            \
 162                 "512k(redundant-environment),"  \
 163                 "4m(kernel),"                   \
 164                 "128k(fdt),"                    \
 165                 "8m(ramdisk),"                  \
 166                 "-(filesystem)"
 167 #endif
 168
 169 /* Ethernet on SOC (FEC) */
 170 #ifdef  CONFIG_CMD_NET
 171 #define CONFIG_NET_MULTI
 172 #define CONFIG_ETHPRIME "FEC0"
 173 #define CONFIG_FEC_MXC
 174 #define CONFIG_MII
 175 #define CONFIG_FEC_XCV_TYPE     RMII
 176 #define CONFIG_MX28_FEC_MAC_IN_OCOTP
 177 #endif
 178
 179 /* RTC */
 180 #ifdef  CONFIG_CMD_DATE
 181 #define CONFIG_RTC_MXS
 182 #endif
 183
 184 /* USB */
 185 #ifdef  CONFIG_CMD_USB
 186 #define CONFIG_USB_EHCI
 187 #define CONFIG_USB_EHCI_MXS
 188 #define CONFIG_EHCI_MXS_PORT1
 189 #define CONFIG_USB_MAX_CONTROLLER_COUNT 1
 190 #define CONFIG_EHCI_IS_TDI
 191 #define CONFIG_USB_STORAGE
 192 #define CONFIG_USB_HOST_ETHER
 193 #define CONFIG_USB_ETHER_ASIX
 194 #define CONFIG_USB_ETHER_SMSC95XX
 195 #endif
 196
 197 /* I2C */
 198 #ifdef CONFIG_CMD_I2C
 199 #define CONFIG_I2C_MXS
 200 #define CONFIG_HARD_I2C
 201 #define CONFIG_SYS_I2C_SPEED    400000
 202 #endif
 203
 204 /* SPI */
 205 #ifdef CONFIG_CMD_SPI
 206 #define CONFIG_HARD_SPI
 207 #define CONFIG_MXS_SPI
 208 #define CONFIG_SPI_HALF_DUPLEX
 209 #define CONFIG_DEFAULT_SPI_BUS          2
 210 #define CONFIG_DEFAULT_SPI_MODE         SPI_MODE_0
 211
 212 /* SPI Flash */
 213 #ifdef CONFIG_CMD_SF
 214 #define CONFIG_SPI_FLASH
 215 #define CONFIG_SF_DEFAULT_BUS   2
 216 #define CONFIG_SF_DEFAULT_CS    0
 217 /* this may vary and depends on the installed chip */
 218 #define CONFIG_SPI_FLASH_SST
 219 #define CONFIG_SF_DEFAULT_MODE          SPI_MODE_0
 220 #define CONFIG_SF_DEFAULT_SPEED         24000000
 221
 222 /* (redundant) environemnt in SPI flash */
 223 #ifdef CONFIG_ENV_IS_IN_SPI_FLASH
 224 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 225 #define CONFIG_ENV_SIZE                 0x1000          /* 4KB */
 226 #define CONFIG_ENV_OFFSET               0x40000         /* 256K */
 227 #define CONFIG_ENV_OFFSET_REDUND        (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
 228 #define CONFIG_ENV_SECT_SIZE            0x1000
 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 #endif
 236
 237 /* Boot Linux */
 238 #define CONFIG_CMDLINE_TAG
 239 #define CONFIG_SETUP_MEMORY_TAGS
 240 #define CONFIG_BOOTDELAY        1
 241 #define CONFIG_BOOTFILE "uImage"
 242 #define CONFIG_LOADADDR 0x42000000
 243 #define CONFIG_SYS_LOAD_ADDR    CONFIG_LOADADDR
 244 #define CONFIG_OF_LIBFDT
 245
 246 /* Extra Environments */
 247 #define CONFIG_EXTRA_ENV_SETTINGS \
 248         "update_nand_full_filename=u-boot.nand\0" \
 249         "update_nand_firmware_filename=u-boot.sb\0"     \
 250         "update_sd_firmware_filename=u-boot.sd\0" \
 251         "update_nand_firmware_maxsz=0x100000\0" \
 252         "update_nand_stride=0x40\0"     /* MX28 datasheet ch. 12.12 */ \
 253         "update_nand_count=0x4\0"       /* MX28 datasheet ch. 12.12 */ \
 254         "update_nand_get_fcb_size="     /* Get size of FCB blocks */ \
 255                 "nand device 0 ; " \
 256                 "nand info ; " \
 257                 "setexpr fcb_sz ${update_nand_stride} * ${update_nand_count};" \
 258                 "setexpr update_nand_fcb ${fcb_sz} * ${nand_writesize}\0" \
 259         "update_nand_full="                 /* Update FCB, DBBT and FW */ \
 260                 "if tftp ${update_nand_full_filename} ; then " \
 261                 "run update_nand_get_fcb_size ; " \
 262                 "nand scrub -y 0x0 ${filesize} ; " \
 263                 "nand write.raw ${loadaddr} 0x0 ${fcb_sz} ; " \
 264                 "setexpr update_off ${loadaddr} + ${update_nand_fcb} ; " \
 265                 "setexpr update_sz ${filesize} - ${update_nand_fcb} ; " \
 266                 "nand write ${update_off} ${update_nand_fcb} ${update_sz} ; " \
 267                 "fi\0" \
 268         "update_nand_firmware="         /* Update only firmware */ \
 269                 "if tftp ${update_nand_firmware_filename} ; then " \
 270                 "run update_nand_get_fcb_size ; " \
 271                 "setexpr fcb_sz ${update_nand_fcb} * 2 ; " /* FCB + DBBT */ \
 272                 "setexpr fw_sz ${update_nand_firmware_maxsz} * 2 ; " \
 273                 "setexpr fw_off ${fcb_sz} + ${update_nand_firmware_maxsz};" \
 274                 "nand erase ${fcb_sz} ${fw_sz} ; " \
 275                 "nand write ${loadaddr} ${fcb_sz} ${filesize} ; " \
 276                 "nand write ${loadaddr} ${fw_off} ${filesize} ; " \
 277                 "fi\0" \
 278         "update_sd_firmware="           /* Update the SD firmware partition */ \
 279                 "if mmc rescan ; then " \
 280                 "if tftp ${update_sd_firmware_filename} ; then " \
 281                 "setexpr fw_sz ${filesize} / 0x200 ; "  /* SD block size */ \
 282                 "setexpr fw_sz ${fw_sz} + 1 ; " \
 283                 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \
 284                 "fi ; " \
 285                 "fi\0" \
 286         "script=boot.scr\0"     \
 287         "uimage=uImage\0" \
 288         "console_fsl=ttyAM0\0" \
 289         "console_mainline=ttyAMA0\0" \
 290         "fdt_file=imx28-evk.dtb\0" \
 291         "fdt_addr=0x41000000\0" \
 292         "boot_fdt=try\0" \
 293         "ip_dyn=yes\0" \
 294         "mmcdev=0\0" \
 295         "mmcpart=2\0" \
 296         "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \
 297         "mmcargs=setenv bootargs console=${console_mainline},${baudrate} " \
 298                 "root=${mmcroot}\0" \
 299         "loadbootscript="  \
 300                 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
 301         "bootscript=echo Running bootscript from mmc ...; "     \
 302                 "source\0" \
 303         "loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \
 304         "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
 305         "mmcboot=echo Booting from mmc ...; " \
 306                 "run mmcargs; " \
 307                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
 308                         "if run loadfdt; then " \
 309                                 "bootm ${loadaddr} - ${fdt_addr}; " \
 310                         "else " \
 311                                 "if test ${boot_fdt} = try; then " \
 312                                         "bootm; " \
 313                                 "else " \
 314                                         "echo WARN: Cannot load the DT; " \
 315                                 "fi; " \
 316                         "fi; " \
 317                 "else " \
 318                         "bootm; " \
 319                 "fi;\0" \
 320         "netargs=setenv bootargs console=${console_mainline},${baudrate} " \
 321                 "root=/dev/nfs " \
 322                 "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
 323         "netboot=echo Booting from net ...; " \
 324                 "run netargs; " \
 325                 "if test ${ip_dyn} = yes; then " \
 326                         "setenv get_cmd dhcp; " \
 327                 "else " \
 328                         "setenv get_cmd tftp; " \
 329                 "fi; " \
 330                 "${get_cmd} ${uimage}; " \
 331                 "if test ${boot_fdt} = yes; then " \
 332                         "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
 333                                 "bootm ${loadaddr} - ${fdt_addr}; " \
 334                         "else " \
 335                                 "if test ${boot_fdt} = try; then " \
 336                                         "bootm; " \
 337                                 "else " \
 338                                         "echo WARN: Cannot load the DT; " \
 339                                 "fi;" \
 340                         "fi; " \
 341                 "else " \
 342                         "bootm; " \
 343                 "fi;\0"
 344
 345 #define CONFIG_BOOTCOMMAND \
 346         "mmc dev ${mmcdev}; if mmc rescan; then " \
 347                 "if run loadbootscript; then " \
 348                         "run bootscript; " \
 349                 "else " \
 350                         "if run loaduimage; then " \
 351                                 "run mmcboot; " \
 352                         "else run netboot; " \
 353                         "fi; " \
 354                 "fi; " \
 355         "else run netboot; fi"
 356
 357 #endif /* __MX28EVK_CONFIG_H__ */