upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
78 lines
2.1 KiB
78 lines
2.1 KiB
/* SPDX-License-Identifier: GPL-2.0+ */
|
|
/*
|
|
* Configuration file for the SAMA5D27 SOM1 EK Board.
|
|
*
|
|
* Copyright (C) 2017 Microchip Corporation
|
|
* Wenyou Yang <wenyou.yang@microchip.com>
|
|
*/
|
|
|
|
#ifndef __CONFIG_H
|
|
#define __CONFIG_H
|
|
|
|
#include "at91-sama5_common.h"
|
|
|
|
#undef CONFIG_SYS_AT91_MAIN_CLOCK
|
|
#define CONFIG_SYS_AT91_MAIN_CLOCK 24000000 /* from 24 MHz crystal */
|
|
|
|
/* SDRAM */
|
|
#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 CONFIG_ENV_SIZE 0x4000
|
|
/* bootstrap + u-boot + env in sd card */
|
|
#define CONFIG_BOOTCOMMAND "fatload mmc " CONFIG_ENV_FAT_DEVICE_AND_PART " 0x21000000 at91-sama5d27_som1_ek.dtb; " \
|
|
"fatload mmc " CONFIG_ENV_FAT_DEVICE_AND_PART " 0x22000000 zImage; " \
|
|
"bootz 0x22000000 - 0x21000000"
|
|
#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 */
|
|
#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_SYS_SPI_U_BOOT_OFFS 0x10000
|
|
#endif
|
|
|
|
#endif
|
|
|