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#include <asm/hardware.h>
  14
  15#define CONFIG_SYS_TEXT_BASE            0x26f00000
  16
  17/* ARM asynchronous clock */
  18#define CONFIG_SYS_AT91_SLOW_CLOCK      32768
  19#define CONFIG_SYS_AT91_MAIN_CLOCK      12000000 /* from 12 MHz crystal */
  20
  21#define CONFIG_ARCH_CPU_INIT
  22
  23#ifndef CONFIG_SPL_BUILD
  24#define CONFIG_SKIP_LOWLEVEL_INIT
  25#endif
  26
  27#define CONFIG_ENV_VARS_UBOOT_CONFIG
  28
  29/* general purpose I/O */
  30#ifndef CONFIG_DM_GPIO
  31#define CONFIG_AT91_GPIO
  32#endif
  33
  34
  35/*
  36 * BOOTP options
  37 */
  38#define CONFIG_BOOTP_BOOTFILESIZE
  39#define CONFIG_BOOTP_BOOTPATH
  40#define CONFIG_BOOTP_GATEWAY
  41#define CONFIG_BOOTP_HOSTNAME
  42
  43/*
  44 * Command line configuration.
  45 */
  46
  47#ifdef CONFIG_SYS_USE_MMC
  48
  49#ifdef CONFIG_ENV_IS_IN_MMC
  50/* Use raw reserved sectors to save environment */
  51#define CONFIG_ENV_OFFSET               0x2000
  52#define CONFIG_ENV_SIZE                 0x1000
  53#define CONFIG_SYS_MMC_ENV_DEV          0
  54#else
  55/* u-boot env in sd/mmc card */
  56#define CONFIG_ENV_IS_IN_FAT
  57#define CONFIG_FAT_WRITE
  58#define FAT_ENV_INTERFACE       "mmc"
  59#define FAT_ENV_DEVICE_AND_PART "0"
  60#define FAT_ENV_FILE            "uboot.env"
  61#define CONFIG_ENV_SIZE         0x4000
  62#endif
  63
  64#define CONFIG_BOOTCOMMAND      "if test ! -n ${dtb_name}; then "       \
  65                                    "setenv dtb_name at91-${board_name}.dtb; " \
  66                                "fi; "                                  \
  67                                "fatload mmc 0:1 0x21000000 ${dtb_name}; " \
  68                                "fatload mmc 0:1 0x22000000 zImage; "   \
  69                                "bootz 0x22000000 - 0x21000000"
  70#define CONFIG_BOOTARGS                                                 \
  71        "console=ttyS0,115200 earlyprintk "                             \
  72        "root=/dev/mmcblk0p2 rw rootwait"
  73#else
  74#define CONFIG_BOOTARGS                                                 \
  75        "console=ttyS0,115200 earlyprintk "                             \
  76        "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
  77        "256K(env),256k(env_redundant),256k(spare),"                    \
  78        "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
  79        "rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs"
  80
  81#ifdef CONFIG_SYS_USE_NANDFLASH
  82/* u-boot env in nand flash */
  83#define CONFIG_ENV_IS_IN_NAND
  84#define CONFIG_ENV_OFFSET               0xc0000
  85#define CONFIG_ENV_OFFSET_REDUND        0x100000
  86#define CONFIG_ENV_SIZE                 0x20000
  87#define CONFIG_BOOTCOMMAND              "nand read 0x21000000 0x180000 0x80000;"        \
  88                                        "nand read 0x22000000 0x200000 0x600000;"       \
  89                                        "bootz 0x22000000 - 0x21000000"
  90#elif CONFIG_SYS_USE_SERIALFLASH
  91/* u-boot env in serial flash, by default is bus 0 and cs 0 */
  92#define CONFIG_ENV_IS_IN_SPI_FLASH
  93#define CONFIG_ENV_OFFSET               0x6000
  94#define CONFIG_ENV_SIZE                 0x2000
  95#define CONFIG_ENV_SECT_SIZE            0x1000
  96#define CONFIG_BOOTCOMMAND              "sf probe 0; "                          \
  97                                        "sf read 0x21000000 0x60000 0xc000; "   \
  98                                        "sf read 0x22000000 0x6c000 0x394000; " \
  99                                        "bootz 0x22000000 - 0x21000000"
 100#endif
 101
 102#endif
 103
 104#define CONFIG_SYS_CBSIZE               256
 105#define CONFIG_SYS_MAXARGS              16
 106#define CONFIG_SYS_LONGHELP
 107#define CONFIG_CMDLINE_EDITING
 108#define CONFIG_AUTO_COMPLETE
 109
 110/* Size of malloc() pool */
 111#define CONFIG_SYS_MALLOC_LEN           (4 * 1024 * 1024)
 112
 113#endif
 114