u-boot/include/configs/sama5d2_xplained.h
Eugen Hristev 5dd4fa7fad configs: sama5d2_xplained: add support QSPI flash boot
The spi-nor flash resides on spi bus 1. Update the CONFIG_ENV_SPI_CS
and CONFIG_BOOTCOMMAND accordingly.

Based on original work by Wenyou Yang.

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
[tudor.ambarus@microchip.com: amend the commit message.]
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
2019-07-09 09:26:43 +03:00

78 lines
2 KiB
C

/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Configuration file for the SAMA5D2 Xplained Board.
*
* Copyright (C) 2015 Atmel Corporation
* Wenyou Yang <wenyou.yang@atmel.com>
*/
#ifndef __CONFIG_H
#define __CONFIG_H
#include "at91-sama5_common.h"
/* SDRAM */
#define CONFIG_SYS_SDRAM_BASE 0x20000000
#define CONFIG_SYS_SDRAM_SIZE 0x20000000
#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 */
/* SerialFlash */
#ifdef CONFIG_SD_BOOT
/* bootstrap + u-boot + env in sd card */
#undef CONFIG_BOOTCOMMAND
#define CONFIG_BOOTCOMMAND "fatload mmc " CONFIG_ENV_FAT_DEVICE_AND_PART " 0x21000000 at91-sama5d2_xplained.dtb; " \
"fatload mmc " CONFIG_ENV_FAT_DEVICE_AND_PART " 0x22000000 zImage; " \
"bootz 0x22000000 - 0x21000000"
#elif CONFIG_SPI_BOOT
/* bootstrap + u-boot + env in sd card, but kernel + dtb in eMMC */
#undef CONFIG_BOOTCOMMAND
#define CONFIG_BOOTCOMMAND "ext4load mmc 0:1 0x21000000 /boot/at91-sama5d2_xplained.dtb; " \
"ext4load mmc 0:1 0x22000000 /boot/zImage; " \
"bootz 0x22000000 - 0x21000000"
#endif
#ifdef CONFIG_QSPI_BOOT
#undef CONFIG_ENV_SPI_BUS
#undef CONFIG_BOOTCOMMAND
#define CONFIG_ENV_SPI_BUS 1
#define CONFIG_BOOTCOMMAND "sf probe 1:0; " \
"sf read 0x21000000 0x180000 0x80000; " \
"sf read 0x22000000 0x200000 0x600000; "\
"bootz 0x22000000 - 0x21000000"
#endif
/* SPL */
#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"
#elif CONFIG_SPI_BOOT
#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x10000
#endif
#endif