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_BOARD_EARLY_INIT_F
  28#define CONFIG_DISPLAY_CPUINFO
  29
  30#define CONFIG_ENV_VARS_UBOOT_CONFIG
  31#define CONFIG_CMD_BOOTZ
  32#define CONFIG_OF_LIBFDT                /* Device Tree support */
  33
  34#define CONFIG_SYS_GENERIC_BOARD
  35
  36/* general purpose I/O */
  37#define CONFIG_AT91_GPIO
  38
  39#define CONFIG_BOOTDELAY                3
  40
  41/*
  42 * BOOTP options
  43 */
  44#define CONFIG_BOOTP_BOOTFILESIZE
  45#define CONFIG_BOOTP_BOOTPATH
  46#define CONFIG_BOOTP_GATEWAY
  47#define CONFIG_BOOTP_HOSTNAME
  48
  49/*
  50 * Command line configuration.
  51 */
  52#define CONFIG_CMD_PING
  53#define CONFIG_CMD_DHCP
  54
  55#ifdef CONFIG_SYS_USE_MMC
  56
  57#ifdef CONFIG_ENV_IS_IN_MMC
  58/* Use raw reserved sectors to save environment */
  59#define CONFIG_ENV_OFFSET               0x2000
  60#define CONFIG_ENV_SIZE                 0x1000
  61#define CONFIG_SYS_MMC_ENV_DEV          0
  62#else
  63/* u-boot env in sd/mmc card */
  64#define CONFIG_ENV_IS_IN_FAT
  65#define CONFIG_FAT_WRITE
  66#define FAT_ENV_INTERFACE       "mmc"
  67#define FAT_ENV_DEVICE_AND_PART "0"
  68#define FAT_ENV_FILE            "uboot.env"
  69#define CONFIG_ENV_SIZE         0x4000
  70#endif
  71
  72#define CONFIG_BOOTCOMMAND      "if test ! -n ${dtb_name}; then "       \
  73                                    "setenv dtb_name at91-${board_name}.dtb; " \
  74                                "fi; "                                  \
  75                                "fatload mmc 0:1 0x21000000 ${dtb_name}; " \
  76                                "fatload mmc 0:1 0x22000000 zImage; "   \
  77                                "bootz 0x22000000 - 0x21000000"
  78#define CONFIG_BOOTARGS                                                 \
  79        "console=ttyS0,115200 earlyprintk "                             \
  80        "root=/dev/mmcblk0p2 rw rootwait"
  81#else
  82#define CONFIG_BOOTARGS                                                 \
  83        "console=ttyS0,115200 earlyprintk "                             \
  84        "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
  85        "256K(env),256k(env_redundent),256k(spare),"                    \
  86        "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
  87        "rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs"
  88
  89#ifdef CONFIG_SYS_USE_NANDFLASH
  90/* u-boot env in nand flash */
  91#define CONFIG_ENV_IS_IN_NAND
  92#define CONFIG_ENV_OFFSET               0xc0000
  93#define CONFIG_ENV_OFFSET_REDUND        0x100000
  94#define CONFIG_ENV_SIZE                 0x20000
  95#define CONFIG_BOOTCOMMAND              "nand read 0x21000000 0x180000 0x80000;"        \
  96                                        "nand read 0x22000000 0x200000 0x600000;"       \
  97                                        "bootz 0x22000000 - 0x21000000"
  98#elif CONFIG_SYS_USE_SERIALFLASH
  99/* u-boot env in serial flash, by default is bus 0 and cs 0 */
 100#define CONFIG_ENV_IS_IN_SPI_FLASH
 101#define CONFIG_ENV_OFFSET               0x4000
 102#define CONFIG_ENV_SIZE                 0x4000
 103#define CONFIG_ENV_SECT_SIZE            0x1000
 104#define CONFIG_BOOTCOMMAND              "sf probe 0; "                          \
 105                                        "sf read 0x21000000 0x60000 0xc000; "   \
 106                                        "sf read 0x22000000 0x6c000 0x394000; " \
 107                                        "bootz 0x22000000 - 0x21000000"
 108#endif
 109
 110#endif
 111
 112#define CONFIG_BAUDRATE                 115200
 113
 114#define CONFIG_SYS_CBSIZE               256
 115#define CONFIG_SYS_MAXARGS              16
 116#define CONFIG_SYS_LONGHELP
 117#define CONFIG_CMDLINE_EDITING
 118#define CONFIG_AUTO_COMPLETE
 119#define CONFIG_SYS_HUSH_PARSER
 120
 121/* Size of malloc() pool */
 122#define CONFIG_SYS_MALLOC_LEN           (4 * 1024 * 1024)
 123
 124#endif
 125