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 /*
  23  * SoC configurations
  24  */
  25 #define CONFIG_MX28                             /* i.MX28 SoC */
  26
  27 #define CONFIG_MXS_GPIO                 /* GPIO control */
  28 #define CONFIG_SYS_HZ           1000            /* Ticks per second */
  29
  30 #define CONFIG_MACH_TYPE        MACH_TYPE_MX28EVK
  31
  32 #include <asm/arch/regs-base.h>
  33
  34 #define CONFIG_SYS_NO_FLASH
  35 #define CONFIG_BOARD_EARLY_INIT_F
  36 #define CONFIG_ARCH_MISC_INIT
  37
  38 /*
  39  * SPL
  40  */
  41 #define CONFIG_SPL
  42 #define CONFIG_SPL_NO_CPU_SUPPORT_CODE
  43 #define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mxs"
  44 #define CONFIG_SPL_LDSCRIPT     "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds"
  45 #define CONFIG_SPL_LIBCOMMON_SUPPORT
  46 #define CONFIG_SPL_LIBGENERIC_SUPPORT
  47 #define CONFIG_SPL_GPIO_SUPPORT
  48
  49 /*
  50  * U-Boot Commands
  51  */
  52 #include <config_cmd_default.h>
  53 #define CONFIG_DISPLAY_CPUINFO
  54 #define CONFIG_DOS_PARTITION
  55
  56 #define CONFIG_CMD_CACHE
  57 #define CONFIG_CMD_DATE
  58 #define CONFIG_CMD_DHCP
  59 #define CONFIG_CMD_FAT
  60 #define CONFIG_CMD_GPIO
  61 #define CONFIG_CMD_MII
  62 #define CONFIG_CMD_MMC
  63 #define CONFIG_CMD_NET
  64 #define CONFIG_CMD_NFS
  65 #define CONFIG_CMD_PING
  66 #define CONFIG_CMD_SF
  67 #define CONFIG_CMD_SPI
  68 #define CONFIG_CMD_USB
  69 #define CONFIG_CMD_BOOTZ
  70 #define CONFIG_CMD_I2C
  71
  72 /*
  73  * Memory configurations
  74  */
  75 #define CONFIG_NR_DRAM_BANKS            1               /* 1 bank of DRAM */
  76 #define PHYS_SDRAM_1                    0x40000000      /* Base address */
  77 #define PHYS_SDRAM_1_SIZE               0x40000000      /* Max 1 GB RAM */
  78 #define CONFIG_SYS_MALLOC_LEN           0x00400000      /* 4 MB for malloc */
  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
  84 #define CONFIG_SYS_INIT_RAM_ADDR        0x00000000
  85 #define CONFIG_SYS_INIT_RAM_SIZE        (128 * 1024)
  86
  87 #define CONFIG_SYS_INIT_SP_OFFSET \
  88         (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
  89 #define CONFIG_SYS_INIT_SP_ADDR \
  90         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
  91
  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 #define CONFIG_ENV_OVERWRITE
 100 /*
 101  * U-Boot general configurations
 102  */
 103 #define CONFIG_SYS_LONGHELP
 104 #define CONFIG_SYS_PROMPT       "MX28EVK U-Boot > "
 105 #define CONFIG_SYS_CBSIZE       1024            /* Console I/O buffer size */
 106 #define CONFIG_SYS_PBSIZE       \
 107         (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 108                                                 /* Print buffer size */
 109 #define CONFIG_SYS_MAXARGS      32              /* Max number of command args */
 110 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE
 111                                                 /* Boot argument buffer size */
 112 #define CONFIG_VERSION_VARIABLE /* U-BOOT version */
 113 #define CONFIG_AUTO_COMPLETE            /* Command auto complete */
 114 #define CONFIG_CMDLINE_EDITING          /* Command history etc */
 115 #define CONFIG_SYS_HUSH_PARSER
 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
 126 /*
 127  * DMA
 128  */
 129 #define CONFIG_APBH_DMA
 130
 131 /*
 132  * MMC Driver
 133  */
 134 #define CONFIG_ENV_IS_IN_MMC
 135 #ifdef CONFIG_ENV_IS_IN_MMC
 136  #define CONFIG_ENV_OFFSET      (256 * 1024)
 137  #define CONFIG_ENV_SIZE        (16 * 1024)
 138  #define CONFIG_SYS_MMC_ENV_DEV 0
 139 #endif
 140 #define CONFIG_CMD_SAVEENV
 141 #ifdef  CONFIG_CMD_MMC
 142 #define CONFIG_MMC
 143 #define CONFIG_GENERIC_MMC
 144 #define CONFIG_MMC_BOUNCE_BUFFER
 145 #define CONFIG_MXS_MMC
 146 #endif
 147
 148 /*
 149  * NAND Driver
 150  */
 151 #ifdef CONFIG_CMD_NAND
 152 #define CONFIG_NAND_MXS
 153 #define CONFIG_SYS_MAX_NAND_DEVICE      1
 154 #define CONFIG_SYS_NAND_BASE            0x60000000
 155 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 156 #endif
 157
 158 /*
 159  * Ethernet on SOC (FEC)
 160  */
 161 #ifdef  CONFIG_CMD_NET
 162 #define CONFIG_NET_MULTI
 163 #define CONFIG_ETHPRIME "FEC0"
 164 #define CONFIG_FEC_MXC
 165 #define CONFIG_FEC_MXC_MULTI
 166 #define CONFIG_MII
 167 #define CONFIG_FEC_XCV_TYPE     RMII
 168 #define CONFIG_MX28_FEC_MAC_IN_OCOTP
 169 #endif
 170
 171 /*
 172  * RTC
 173  */
 174 #ifdef  CONFIG_CMD_DATE
 175 #define CONFIG_RTC_MXS
 176 #endif
 177
 178 /*
 179  * USB
 180  */
 181 #ifdef  CONFIG_CMD_USB
 182 #define CONFIG_USB_EHCI
 183 #define CONFIG_USB_EHCI_MXS
 184 #define CONFIG_EHCI_MXS_PORT 1
 185 #define CONFIG_EHCI_IS_TDI
 186 #define CONFIG_USB_STORAGE
 187 #define CONFIG_USB_HOST_ETHER
 188 #define CONFIG_USB_ETHER_ASIX
 189 #define CONFIG_USB_ETHER_SMSC95XX
 190 #endif
 191
 192 /* I2C */
 193 #ifdef CONFIG_CMD_I2C
 194 #define CONFIG_I2C_MXS
 195 #define CONFIG_HARD_I2C
 196 #define CONFIG_SYS_I2C_SPEED    400000
 197 #endif
 198
 199 /*
 200  * SPI
 201  */
 202 #ifdef CONFIG_CMD_SPI
 203 #define CONFIG_HARD_SPI
 204 #define CONFIG_MXS_SPI
 205 #define CONFIG_MXS_SPI_DMA_ENABLE
 206 #define CONFIG_SPI_HALF_DUPLEX
 207 #define CONFIG_DEFAULT_SPI_BUS          2
 208 #define CONFIG_DEFAULT_SPI_MODE         SPI_MODE_0
 209
 210 /* SPI Flash */
 211 #ifdef CONFIG_CMD_SF
 212 #define CONFIG_SPI_FLASH
 213 #define CONFIG_SF_DEFAULT_BUS   2
 214 #define CONFIG_SF_DEFAULT_CS    0
 215 /* this may vary and depends on the installed chip */
 216 #define CONFIG_SPI_FLASH_SST
 217 #define CONFIG_SF_DEFAULT_MODE          SPI_MODE_0
 218 #define CONFIG_SF_DEFAULT_SPEED         24000000
 219
 220 /* (redundant) environemnt in SPI flash */
 221 #ifdef CONFIG_ENV_IS_IN_SPI_FLASH
 222 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 223 #define CONFIG_ENV_SIZE                 0x1000          /* 4KB */
 224 #define CONFIG_ENV_OFFSET               0x40000         /* 256K */
 225 #define CONFIG_ENV_OFFSET_REDUND        (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
 226 #define CONFIG_ENV_SECT_SIZE            0x1000
 227 #define CONFIG_ENV_SPI_CS               0
 228 #define CONFIG_ENV_SPI_BUS              2
 229 #define CONFIG_ENV_SPI_MAX_HZ           24000000
 230 #define CONFIG_ENV_SPI_MODE             SPI_MODE_0
 231 #endif
 232 #endif
 233 #endif
 234
 235 /*
 236  * Boot Linux
 237  */
 238 #define CONFIG_CMDLINE_TAG
 239 #define CONFIG_SETUP_MEMORY_TAGS
 240 #define CONFIG_BOOTDELAY        3
 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 /*
 247  * Extra Environments
 248  */
 249 #define CONFIG_EXTRA_ENV_SETTINGS \
 250         "update_nand_full_filename=u-boot.nand\0" \
 251         "update_nand_firmware_filename=u-boot.sb\0"     \
 252         "update_sd_firmware_filename=u-boot.sd\0" \
 253         "update_nand_firmware_maxsz=0x100000\0" \
 254         "update_nand_stride=0x40\0"     /* MX28 datasheet ch. 12.12 */ \
 255         "update_nand_count=0x4\0"       /* MX28 datasheet ch. 12.12 */ \
 256         "update_nand_get_fcb_size="     /* Get size of FCB blocks */ \
 257                 "nand device 0 ; " \
 258                 "nand info ; " \
 259                 "setexpr fcb_sz ${update_nand_stride} * ${update_nand_count};" \
 260                 "setexpr update_nand_fcb ${fcb_sz} * ${nand_writesize}\0" \
 261         "update_nand_full="                 /* Update FCB, DBBT and FW */ \
 262                 "if tftp ${update_nand_full_filename} ; then " \
 263                 "run update_nand_get_fcb_size ; " \
 264                 "nand scrub -y 0x0 ${filesize} ; " \
 265                 "nand write.raw ${loadaddr} 0x0 ${update_nand_fcb} ; " \
 266                 "setexpr update_off ${loadaddr} + ${update_nand_fcb} ; " \
 267                 "setexpr update_sz ${filesize} - ${update_nand_fcb} ; " \
 268                 "nand write ${update_off} ${update_nand_fcb} ${update_sz} ; " \
 269                 "fi\0" \
 270         "update_nand_firmware="         /* Update only firmware */ \
 271                 "if tftp ${update_nand_firmware_filename} ; then " \
 272                 "run update_nand_get_fcb_size ; " \
 273                 "setexpr fcb_sz ${update_nand_fcb} * 2 ; " /* FCB + DBBT */ \
 274                 "setexpr fw_sz ${update_nand_firmware_maxsz} * 2 ; " \
 275                 "setexpr fw_off ${fcb_sz} + ${update_nand_firmware_maxsz};" \
 276                 "nand erase ${fcb_sz} ${fw_sz} ; " \
 277                 "nand write ${loadaddr} ${fcb_sz} ${filesize} ; " \
 278                 "nand write ${loadaddr} ${fw_off} ${filesize} ; " \
 279                 "fi\0" \
 280         "update_sd_firmware="           /* Update the SD firmware partition */ \
 281                 "if mmc rescan ; then " \
 282                 "if tftp ${update_sd_firmware_filename} ; then " \
 283                 "setexpr fw_sz ${filesize} / 0x200 ; "  /* SD block size */ \
 284                 "setexpr fw_sz ${fw_sz} + 1 ; " \
 285                 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \
 286                 "fi ; " \
 287                 "fi\0" \
 288         "script=boot.scr\0"     \
 289         "uimage=uImage\0" \
 290         "console_fsl=ttyAM0\0" \
 291         "console_mainline=ttyAMA0\0" \
 292         "mmcdev=0\0" \
 293         "mmcpart=2\0" \
 294         "mmcroot=/dev/mmcblk0p3 rw\0" \
 295         "mmcrootfstype=ext3 rootwait\0" \
 296         "mmcargs=setenv bootargs console=${console_mainline},${baudrate} " \
 297                 "root=${mmcroot} " \
 298                 "rootfstype=${mmcrootfstype}\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} ${uimage}\0" \
 304         "mmcboot=echo Booting from mmc ...; " \
 305                 "run mmcargs; " \
 306                 "bootm\0" \
 307         "netargs=setenv bootargs console=${console_mainline},${baudrate} " \
 308                 "root=/dev/nfs " \
 309                 "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
 310         "netboot=echo Booting from net ...; " \
 311                 "run netargs; " \
 312                 "dhcp ${uimage}; bootm\0"
 313
 314 #define CONFIG_BOOTCOMMAND \
 315         "if mmc rescan ${mmcdev}; then " \
 316                 "if run loadbootscript; then " \
 317                         "run bootscript; " \
 318                 "else " \
 319                         "if run loaduimage; then " \
 320                                 "run mmcboot; " \
 321                         "else run netboot; " \
 322                         "fi; " \
 323                 "fi; " \
 324         "else run netboot; fi"
 325
 326 #endif /* __MX28EVK_CONFIG_H__ */