LXR uboot/include/configs/at91-sama5

   1/*
   2 * Common part of configuration settings for the AT91 SAMA5 board.
   3 *
   4 * Copyright (C) 2015 Atmel Corporation
   5 *                    Josh Wu <josh.wu@atmel.com>
   6 *
   7 * SPDX-License-Identifier:     GPL-2.0+
   8 */
   9
  10#ifndef __AT91_SAMA5_COMMON_H
  11#define __AT91_SAMA5_COMMON_H
  12
  13#define CONFIG_SYS_TEXT_BASE            0x26f00000
  14
  15/* ARM asynchronous clock */
  16#define CONFIG_SYS_AT91_SLOW_CLOCK      32768
  17#define CONFIG_SYS_AT91_MAIN_CLOCK      12000000 /* from 12 MHz crystal */
  18
  19#define CONFIG_ARCH_CPU_INIT
  20
  21#ifndef CONFIG_SPL_BUILD
  22#define CONFIG_SKIP_LOWLEVEL_INIT
  23#endif
  24
  25#define CONFIG_ENV_VARS_UBOOT_CONFIG
  26
  27/* general purpose I/O */
  28#ifndef CONFIG_DM_GPIO
  29#define CONFIG_AT91_GPIO
  30#endif
  31
  32
  33/*
  34 * BOOTP options
  35 */
  36#define CONFIG_BOOTP_BOOTFILESIZE
  37#define CONFIG_BOOTP_BOOTPATH
  38#define CONFIG_BOOTP_GATEWAY
  39#define CONFIG_BOOTP_HOSTNAME
  40
  41/*
  42 * Command line configuration.
  43 */
  44
  45#ifdef CONFIG_SD_BOOT
  46
  47#ifdef CONFIG_ENV_IS_IN_MMC
  48/* Use raw reserved sectors to save environment */
  49#define CONFIG_ENV_OFFSET               0x2000
  50#define CONFIG_ENV_SIZE                 0x1000
  51#define CONFIG_SYS_MMC_ENV_DEV          0
  52#else
  53/* u-boot env in sd/mmc card */
  54#define CONFIG_ENV_SIZE         0x4000
  55#endif
  56
  57#define CONFIG_BOOTCOMMAND      "if test ! -n ${dtb_name}; then "       \
  58                                    "setenv dtb_name at91-${board_name}.dtb; " \
  59                                "fi; "                                  \
  60                                "fatload mmc 0:1 0x21000000 ${dtb_name}; " \
  61                                "fatload mmc 0:1 0x22000000 zImage; "   \
  62                                "bootz 0x22000000 - 0x21000000"
  63
  64#else
  65
  66#ifdef CONFIG_NAND_BOOT
  67/* u-boot env in nand flash */
  68#define CONFIG_ENV_OFFSET               0xc0000
  69#define CONFIG_ENV_OFFSET_REDUND        0x100000
  70#define CONFIG_ENV_SIZE                 0x20000
  71#define CONFIG_BOOTCOMMAND              "nand read 0x21000000 0x180000 0x80000;"        \
  72                                        "nand read 0x22000000 0x200000 0x600000;"       \
  73                                        "bootz 0x22000000 - 0x21000000"
  74#elif CONFIG_SPI_BOOT
  75/* u-boot env in serial flash, by default is bus 0 and cs 0 */
  76#define CONFIG_ENV_OFFSET               0x6000
  77#define CONFIG_ENV_SIZE                 0x2000
  78#define CONFIG_ENV_SECT_SIZE            0x1000
  79#define CONFIG_BOOTCOMMAND              "sf probe 0; "                          \
  80                                        "sf read 0x21000000 0x60000 0xc000; "   \
  81                                        "sf read 0x22000000 0x6c000 0x394000; " \
  82                                        "bootz 0x22000000 - 0x21000000"
  83#endif
  84
  85#endif
  86
  87#define CONFIG_SYS_LONGHELP
  88#define CONFIG_CMDLINE_EDITING
  89#define CONFIG_AUTO_COMPLETE
  90
  91/* Size of malloc() pool */
  92#define CONFIG_SYS_MALLOC_LEN           (4 * 1024 * 1024)
  93
  94#endif
  95