LXR uboot/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_SETEXPR
  67#define CONFIG_CMD_SF
  68#define CONFIG_CMD_SPI
  69#define CONFIG_CMD_USB
  70#define CONFIG_CMD_BOOTZ
  71#define CONFIG_CMD_I2C
  72
  73/*
  74 * Memory configurations
  75 */
  76#define CONFIG_NR_DRAM_BANKS            1               /* 1 bank of DRAM */
  77#define PHYS_SDRAM_1                    0x40000000      /* Base address */
  78#define PHYS_SDRAM_1_SIZE               0x40000000      /* Max 1 GB RAM */
  79#define CONFIG_SYS_MALLOC_LEN           0x00400000      /* 4 MB for malloc */
  80#define CONFIG_SYS_MEMTEST_START        0x40000000      /* Memtest start adr */
  81#define CONFIG_SYS_MEMTEST_END          0x40400000      /* 4 MB RAM test */
  82#define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
  83/* Point initial SP in SRAM so SPL can use it too. */
  84
  85#define CONFIG_SYS_INIT_RAM_ADDR        0x00000000
  86#define CONFIG_SYS_INIT_RAM_SIZE        (128 * 1024)
  87
  88#define CONFIG_SYS_INIT_SP_OFFSET \
  89        (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
  90#define CONFIG_SYS_INIT_SP_ADDR \
  91        (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
  92
  93/*
  94 * We need to sacrifice first 4 bytes of RAM here to avoid triggering some
  95 * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot
  96 * binary. In case there was more of this mess, 0x100 bytes are skipped.
  97 */
  98#define CONFIG_SYS_TEXT_BASE    0x40000100
  99
 100#define CONFIG_ENV_OVERWRITE
 101/*
 102 * U-Boot general configurations
 103 */
 104#define CONFIG_SYS_LONGHELP
 105#define CONFIG_SYS_PROMPT       "MX28EVK U-Boot > "
 106#define CONFIG_SYS_CBSIZE       1024            /* Console I/O buffer size */
 107#define CONFIG_SYS_PBSIZE       \
 108        (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 109                                                /* Print buffer size */
 110#define CONFIG_SYS_MAXARGS      32              /* Max number of command args */
 111#define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE
 112                                                /* Boot argument buffer size */
 113#define CONFIG_VERSION_VARIABLE /* U-BOOT version */
 114#define CONFIG_AUTO_COMPLETE            /* Command auto complete */
 115#define CONFIG_CMDLINE_EDITING          /* Command history etc */
 116#define CONFIG_SYS_HUSH_PARSER
 117
 118/*
 119 * Serial Driver
 120 */
 121#define CONFIG_PL011_SERIAL
 122#define CONFIG_PL011_CLOCK              24000000
 123#define CONFIG_PL01x_PORTS              { (void *)MXS_UARTDBG_BASE }
 124#define CONFIG_CONS_INDEX               0
 125#define CONFIG_BAUDRATE                 115200  /* Default baud rate */
 126
 127/*
 128 * DMA
 129 */
 130#define CONFIG_APBH_DMA
 131
 132/*
 133 * MMC Driver
 134 */
 135#define CONFIG_ENV_IS_IN_MMC
 136#ifdef CONFIG_ENV_IS_IN_MMC
 137 #define CONFIG_ENV_OFFSET      (256 * 1024)
 138 #define CONFIG_ENV_SIZE        (16 * 1024)
 139 #define CONFIG_SYS_MMC_ENV_DEV 0
 140#endif
 141#define CONFIG_CMD_SAVEENV
 142#ifdef  CONFIG_CMD_MMC
 143#define CONFIG_MMC
 144#define CONFIG_GENERIC_MMC
 145#define CONFIG_BOUNCE_BUFFER
 146#define CONFIG_MXS_MMC
 147#endif
 148
 149/*
 150 * NAND Driver
 151 */
 152#ifdef CONFIG_CMD_NAND
 153#define CONFIG_NAND_MXS
 154#define CONFIG_SYS_MAX_NAND_DEVICE      1
 155#define CONFIG_SYS_NAND_BASE            0x60000000
 156#define CONFIG_SYS_NAND_5_ADDR_CYCLE
 157#endif
 158
 159/*
 160 * Ethernet on SOC (FEC)
 161 */
 162#ifdef  CONFIG_CMD_NET
 163#define CONFIG_NET_MULTI
 164#define CONFIG_ETHPRIME "FEC0"
 165#define CONFIG_FEC_MXC
 166#define CONFIG_FEC_MXC_MULTI
 167#define CONFIG_MII
 168#define CONFIG_FEC_XCV_TYPE     RMII
 169#define CONFIG_MX28_FEC_MAC_IN_OCOTP
 170#endif
 171
 172/*
 173 * RTC
 174 */
 175#ifdef  CONFIG_CMD_DATE
 176#define CONFIG_RTC_MXS
 177#endif
 178
 179/*
 180 * USB
 181 */
 182#ifdef  CONFIG_CMD_USB
 183#define CONFIG_USB_EHCI
 184#define CONFIG_USB_EHCI_MXS
 185#define CONFIG_EHCI_MXS_PORT 1
 186#define CONFIG_EHCI_IS_TDI
 187#define CONFIG_USB_STORAGE
 188#define CONFIG_USB_HOST_ETHER
 189#define CONFIG_USB_ETHER_ASIX
 190#define CONFIG_USB_ETHER_SMSC95XX
 191#endif
 192
 193/* I2C */
 194#ifdef CONFIG_CMD_I2C
 195#define CONFIG_I2C_MXS
 196#define CONFIG_HARD_I2C
 197#define CONFIG_SYS_I2C_SPEED    400000
 198#endif
 199
 200/*
 201 * SPI
 202 */
 203#ifdef CONFIG_CMD_SPI
 204#define CONFIG_HARD_SPI
 205#define CONFIG_MXS_SPI
 206#define CONFIG_MXS_SPI_DMA_ENABLE
 207#define CONFIG_SPI_HALF_DUPLEX
 208#define CONFIG_DEFAULT_SPI_BUS          2
 209#define CONFIG_DEFAULT_SPI_MODE         SPI_MODE_0
 210
 211/* SPI Flash */
 212#ifdef CONFIG_CMD_SF
 213#define CONFIG_SPI_FLASH
 214#define CONFIG_SF_DEFAULT_BUS   2
 215#define CONFIG_SF_DEFAULT_CS    0
 216/* this may vary and depends on the installed chip */
 217#define CONFIG_SPI_FLASH_SST
 218#define CONFIG_SF_DEFAULT_MODE          SPI_MODE_0
 219#define CONFIG_SF_DEFAULT_SPEED         24000000
 220
 221/* (redundant) environemnt in SPI flash */
 222#ifdef CONFIG_ENV_IS_IN_SPI_FLASH
 223#define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 224#define CONFIG_ENV_SIZE                 0x1000          /* 4KB */
 225#define CONFIG_ENV_OFFSET               0x40000         /* 256K */
 226#define CONFIG_ENV_OFFSET_REDUND        (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
 227#define CONFIG_ENV_SECT_SIZE            0x1000
 228#define CONFIG_ENV_SPI_CS               0
 229#define CONFIG_ENV_SPI_BUS              2
 230#define CONFIG_ENV_SPI_MAX_HZ           24000000
 231#define CONFIG_ENV_SPI_MODE             SPI_MODE_0
 232#endif
 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        1
 242#define CONFIG_BOOTFILE "uImage"
 243#define CONFIG_LOADADDR 0x42000000
 244#define CONFIG_SYS_LOAD_ADDR    CONFIG_LOADADDR
 245#define CONFIG_OF_LIBFDT
 246
 247/*
 248 * Extra Environments
 249 */
 250#define CONFIG_EXTRA_ENV_SETTINGS \
 251        "update_nand_full_filename=u-boot.nand\0" \
 252        "update_nand_firmware_filename=u-boot.sb\0"     \
 253        "update_sd_firmware_filename=u-boot.sd\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 ${fcb_sz} ; " \
 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        "update_sd_firmware="           /* Update the SD firmware partition */ \
 282                "if mmc rescan ; then " \
 283                "if tftp ${update_sd_firmware_filename} ; then " \
 284                "setexpr fw_sz ${filesize} / 0x200 ; "  /* SD block size */ \
 285                "setexpr fw_sz ${fw_sz} + 1 ; " \
 286                "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \
 287                "fi ; " \
 288                "fi\0" \
 289        "script=boot.scr\0"     \
 290        "uimage=uImage\0" \
 291        "console_fsl=ttyAM0\0" \
 292        "console_mainline=ttyAMA0\0" \
 293        "fdt_file=imx28-evk.dtb\0" \
 294        "fdt_addr=0x41000000\0" \
 295        "boot_fdt=try\0" \
 296        "ip_dyn=yes\0" \
 297        "mmcdev=0\0" \
 298        "mmcpart=2\0" \
 299        "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \
 300        "mmcargs=setenv bootargs console=${console_mainline},${baudrate} " \
 301                "root=${mmcroot}\0" \
 302        "loadbootscript="  \
 303                "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
 304        "bootscript=echo Running bootscript from mmc ...; "     \
 305                "source\0" \
 306        "loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \
 307        "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
 308        "mmcboot=echo Booting from mmc ...; " \
 309                "run mmcargs; " \
 310                "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
 311                        "if run loadfdt; then " \
 312                                "bootm ${loadaddr} - ${fdt_addr}; " \
 313                        "else " \
 314                                "if test ${boot_fdt} = try; then " \
 315                                        "bootm; " \
 316                                "else " \
 317                                        "echo WARN: Cannot load the DT; " \
 318                                "fi; " \
 319                        "fi; " \
 320                "else " \
 321                        "bootm; " \
 322                "fi;\0" \
 323        "netargs=setenv bootargs console=${console_mainline},${baudrate} " \
 324                "root=/dev/nfs " \
 325                "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
 326        "netboot=echo Booting from net ...; " \
 327                "run netargs; " \
 328                "if test ${ip_dyn} = yes; then " \
 329                        "setenv get_cmd dhcp; " \
 330                "else " \
 331                        "setenv get_cmd tftp; " \
 332                "fi; " \
 333                "${get_cmd} ${uimage}; " \
 334                "if test ${boot_fdt} = yes; then " \
 335                        "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
 336                                "bootm ${loadaddr} - ${fdt_addr}; " \
 337                        "else " \
 338                                "if test ${boot_fdt} = try; then " \
 339                                        "bootm; " \
 340                                "else " \
 341                                        "echo WARN: Cannot load the DT; " \
 342                                "fi;" \
 343                        "fi; " \
 344                "else " \
 345                        "bootm; " \
 346                "fi;\0"
 347
 348#define CONFIG_BOOTCOMMAND \
 349        "mmc dev ${mmcdev}; if mmc rescan; then " \
 350                "if run loadbootscript; then " \
 351                        "run bootscript; " \
 352                "else " \
 353                        "if run loaduimage; then " \
 354                                "run mmcboot; " \
 355                        "else run netboot; " \
 356                        "fi; " \
 357                "fi; " \
 358        "else run netboot; fi"
 359
 360#endif /* __MX28EVK_CONFIG_H__ */
 361