include/configs/ts4600.h

   1 /*
   2  * (C) Copyright 2016 Savoir-faire Linux Inc.
   3  *
   4  * Author: Sebastien Bourdelin <sebastien.bourdelin@savoirfairelinux.com>
   5  *
   6  * Derived from MX28EVK code by
   7  *   Fabio Estevam <fabio.estevam@freescale.com>
   8  *   Freescale Semiconductor, Inc.
   9  *
  10  * Configuration settings for the TS4600 Board
  11  *
  12  * SPDX-License-Identifier:     GPL-2.0+
  13  */
  14 #ifndef __CONFIGS_TS4600_H__
  15 #define __CONFIGS_TS4600_H__
  16
  17 /* System configurations */
  18 #define CONFIG_MX28                             /* i.MX28 SoC */
  19
  20 /* U-Boot Commands */
  21
  22 /* Memory configuration */
  23 #define CONFIG_NR_DRAM_BANKS            1               /* 1 bank of DRAM */
  24 #define PHYS_SDRAM_1                    0x40000000      /* Base address */
  25 #define PHYS_SDRAM_1_SIZE               0x40000000      /* Max 1 GB RAM */
  26 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
  27
  28 /* Environment */
  29 #define CONFIG_ENV_SIZE                 (8 * 1024)
  30
  31 /* Environment is in MMC */
  32 #if defined(CONFIG_CMD_MMC) && defined(CONFIG_ENV_IS_IN_MMC)
  33 #define CONFIG_ENV_OFFSET               (256 * 1024)
  34 #define CONFIG_SYS_MMC_ENV_DEV          0
  35 #endif
  36
  37 /* Boot Linux */
  38 #define CONFIG_LOADADDR         0x42000000
  39 #define CONFIG_SYS_LOAD_ADDR    CONFIG_LOADADDR
  40
  41 /* Extra Environment */
  42 #define CONFIG_EXTRA_ENV_SETTINGS \
  43         "fdt_addr=0x41000000\0" \
  44         "loadkernel=load mmc ${mmcdev}:${mmcpart} ${loadaddr} zImage\0" \
  45         "loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdt_addr} imx28-ts4600.dtb\0" \
  46         "loadbootscript=load mmc ${mmcdev}:${mmcpart} ${loadaddr} boot.ub\0" \
  47         "bootscript=echo Running bootscript from mmc...; " \
  48                 "setenv mmcdev 0; " \
  49                 "setenv mmcpart 2; " \
  50                 "run loadbootscript && source ${loadaddr}; \0" \
  51         "sdboot=echo Booting from SD card ...; " \
  52                 "setenv mmcdev 0; " \
  53                 "setenv mmcpart 2; " \
  54                 "setenv root /dev/mmcblk0p3; " \
  55                 "run loadkernel && run loadfdt; \0" \
  56         "startbootsequence=run bootscript || run sdboot \0" \
  57
  58 #define CONFIG_BOOTCOMMAND \
  59         "mmc rescan; " \
  60         "run startbootsequence; " \
  61         "setenv cmdline_append console=ttyAMA0,115200; " \
  62         "setenv bootargs root=${root} rootwait rw ${cmdline_append}; " \
  63         "bootz ${loadaddr} - ${fdt_addr}; "
  64
  65 /* The rest of the configuration is shared */
  66 #include <configs/mxs.h>
  67
  68 #endif /* __CONFIGS_TS4600_H__ */