Eric Lee / smarc-uboot

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include/configs/sama5d27_som1_ek.h 2.35 KB
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ce4054bf8   Wenyou Yang   board: atmel: Add... 
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  /*
   * Configuration file for the SAMA5D27 SOM1 EK Board.
   *
   * Copyright (C) 2017 Microchip Corporation
   *		      Wenyou Yang <wenyou.yang@microchip.com>
   *
   * SPDX-License-Identifier:	GPL-2.0+
   */
  
  #ifndef __CONFIG_H
  #define __CONFIG_H
  
  #include "at91-sama5_common.h"
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  #undef CONFIG_SYS_AT91_MAIN_CLOCK
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  #define CONFIG_SYS_AT91_MAIN_CLOCK      24000000 /* from 24 MHz crystal */
  
  #define CONFIG_MISC_INIT_R
  
  /* SDRAM */
  #define CONFIG_NR_DRAM_BANKS		1
  #define CONFIG_SYS_SDRAM_BASE		0x20000000
  #define CONFIG_SYS_SDRAM_SIZE		0x8000000
  
  #ifdef CONFIG_SPL_BUILD
  #define CONFIG_SYS_INIT_SP_ADDR		0x218000
  #else
  #define CONFIG_SYS_INIT_SP_ADDR \
  	(CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
  #endif
  
  #define CONFIG_SYS_LOAD_ADDR		0x22000000 /* load address */
  
  /* NAND flash */
  #undef CONFIG_CMD_NAND
  
  /* SPI flash */
  #define CONFIG_SF_DEFAULT_SPEED		66000000
  
  #undef CONFIG_BOOTCOMMAND
  #ifdef CONFIG_SD_BOOT
  /* u-boot env in sd/mmc card */
  #define FAT_ENV_INTERFACE	"mmc"
  #define FAT_ENV_DEVICE_AND_PART	"0"
  #define FAT_ENV_FILE		"uboot.env"
  #define CONFIG_ENV_SIZE		0x4000
  /* bootstrap + u-boot + env in sd card */
  #define CONFIG_BOOTCOMMAND	"fatload mmc 0:1 0x21000000 at91-sama5d27_som1_ek.dtb; " \
  				"fatload mmc 0:1 0x22000000 zImage; " \
  				"bootz 0x22000000 - 0x21000000"
  #undef CONFIG_BOOTARGS
  #define CONFIG_BOOTARGS \
  	"console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait"
  #endif
  
  #ifdef CONFIG_QSPI_BOOT
  #define CONFIG_ENV_OFFSET		0xb0000
  #define CONFIG_ENV_SIZE			0x10000
  #define CONFIG_ENV_SECT_SIZE		0x10000
  #define CONFIG_BOOTCOMMAND		"sf probe 0; "				\
  					"sf read 0x21000000 0xc0000 0x20000; "	\
  					"sf read 0x22000000 0xe0000 0x400000; "	\
  					"bootz 0x22000000 - 0x21000000"
  #undef CONFIG_BOOTARGS
  #define CONFIG_BOOTARGS \
  	"console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait"
  #endif
  
  /* SPL */
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  #define CONFIG_SPL_TEXT_BASE		0x200000
  #define CONFIG_SPL_MAX_SIZE		0x10000
  #define CONFIG_SPL_BSS_START_ADDR	0x20000000
  #define CONFIG_SPL_BSS_MAX_SIZE		0x80000
  #define CONFIG_SYS_SPL_MALLOC_START	0x20080000
  #define CONFIG_SYS_SPL_MALLOC_SIZE	0x80000
  
  #define CONFIG_SYS_MONITOR_LEN		(512 << 10)
  
  #ifdef CONFIG_SD_BOOT
  #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION	1
  #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME		"u-boot.img"
  #endif
  
  #ifdef CONFIG_QSPI_BOOT
  #define CONFIG_SPL_SPI_LOAD
  #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x10000
  #endif
  
  #endif