include/configs/sama5d27_som1_ek.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Configuration file for the SAMA5D27 SOM1 EK Board.
   4  *
   5  * Copyright (C) 2017 Microchip Corporation
   6  *                    Wenyou Yang <wenyou.yang@microchip.com>
   7  */
   8
   9 #ifndef __CONFIG_H
  10 #define __CONFIG_H
  11
  12 #include "at91-sama5_common.h"
  13
  14 #undef CONFIG_SYS_AT91_MAIN_CLOCK
  15 #define CONFIG_SYS_AT91_MAIN_CLOCK      24000000 /* from 24 MHz crystal */
  16
  17 /* SDRAM */
  18 #define CONFIG_SYS_SDRAM_BASE           0x20000000
  19 #define CONFIG_SYS_SDRAM_SIZE           0x8000000
  20
  21 #ifdef CONFIG_SPL_BUILD
  22 #define CONFIG_SYS_INIT_SP_ADDR         0x218000
  23 #else
  24 #define CONFIG_SYS_INIT_SP_ADDR \
  25         (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
  26 #endif
  27
  28 #define CONFIG_SYS_LOAD_ADDR            0x22000000 /* load address */
  29
  30 /* NAND flash */
  31 #undef CONFIG_CMD_NAND
  32
  33 /* SPI flash */
  34
  35 #undef CONFIG_BOOTCOMMAND
  36 #ifdef CONFIG_SD_BOOT
  37 /* bootstrap + u-boot + env in sd card */
  38 #define CONFIG_BOOTCOMMAND      "fatload mmc " CONFIG_ENV_FAT_DEVICE_AND_PART " 0x21000000 at91-sama5d27_som1_ek.dtb; " \
  39                                 "fatload mmc " CONFIG_ENV_FAT_DEVICE_AND_PART " 0x22000000 zImage; " \
  40                                 "bootz 0x22000000 - 0x21000000"
  41 #endif
  42
  43 #ifdef CONFIG_QSPI_BOOT
  44 #undef CONFIG_BOOTARGS
  45 #define CONFIG_BOOTARGS \
  46         "console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait"
  47 #endif
  48
  49 /* SPL */
  50 #define CONFIG_SPL_MAX_SIZE             0x10000
  51 #define CONFIG_SPL_BSS_START_ADDR       0x20000000
  52 #define CONFIG_SPL_BSS_MAX_SIZE         0x80000
  53 #define CONFIG_SYS_SPL_MALLOC_START     0x20080000
  54 #define CONFIG_SYS_SPL_MALLOC_SIZE      0x80000
  55
  56 #define CONFIG_SYS_MONITOR_LEN          (512 << 10)
  57
  58 #ifdef CONFIG_SD_BOOT
  59 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION      1
  60 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME         "u-boot.img"
  61 #endif
  62
  63 #endif