include/configs/sama5d2_icp.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Configuration file for the SAMA5D2 ICP Board.
   4  *
   5  * Copyright (C) 2018 Microchip Corporation
   6  *                    Eugen Hristev <eugen.hristev@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      12000000 /* from 12 MHz crystal */
  16
  17 #define CONFIG_MISC_INIT_R
  18
  19 /* SDRAM */
  20 #define CONFIG_SYS_SDRAM_BASE           0x20000000
  21 #define CONFIG_SYS_SDRAM_SIZE           0x20000000
  22
  23 #ifdef CONFIG_SPL_BUILD
  24 #define CONFIG_SYS_INIT_SP_ADDR         0x218000
  25 #else
  26 #define CONFIG_SYS_INIT_SP_ADDR \
  27         (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
  28 #endif
  29
  30 #define CONFIG_SYS_LOAD_ADDR            0x22000000 /* load address */
  31
  32 /* NAND flash */
  33 #undef CONFIG_CMD_NAND
  34
  35 /* SPI flash */
  36 #define CONFIG_SF_DEFAULT_SPEED         66000000
  37
  38 #undef CONFIG_BOOTCOMMAND
  39 #ifdef CONFIG_SD_BOOT
  40 /* u-boot env in sd/mmc card */
  41 #define FAT_ENV_INTERFACE       "mmc"
  42 #define FAT_ENV_DEVICE_AND_PART "0"
  43 #define FAT_ENV_FILE            "uboot.env"
  44 #define CONFIG_ENV_SIZE         0x4000
  45 /* bootstrap + u-boot + env in sd card */
  46 #define CONFIG_BOOTCOMMAND      "fatload mmc 0:1 0x21000000 at91-sama5d2_icp.dtb; " \
  47                                 "fatload mmc 0:1 0x22000000 zImage; " \
  48                                 "bootz 0x22000000 - 0x21000000"
  49 #undef CONFIG_BOOTARGS
  50 #define CONFIG_BOOTARGS \
  51         "console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait"
  52 #endif
  53
  54 /* SPL */
  55 #define CONFIG_SPL_MAX_SIZE             0x10000
  56 #define CONFIG_SPL_BSS_START_ADDR       0x20000000
  57 #define CONFIG_SPL_BSS_MAX_SIZE         0x80000
  58 #define CONFIG_SYS_SPL_MALLOC_START     0x20080000
  59 #define CONFIG_SYS_SPL_MALLOC_SIZE      0x80000
  60
  61 #define CONFIG_SYS_MONITOR_LEN          (512 << 10)
  62
  63 #ifdef CONFIG_SD_BOOT
  64 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION      1
  65 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME         "u-boot.img"
  66 #endif
  67
  68 #endif