u-boot/include/configs/at91-sama5_common.h
Nicolas Ferre e32f240630 configs: at91: sama5_common: Adjust CONFIG_ENV_OFFSET to match block alignment
Fix the unaligned environment address.
This address matches our NAND flash map available at:
http://www.at91.com/linux4sam/bin/view/Linux4SAM/Sama5d3XplainedMainPage#NAND_Flash_demo_Memory_map

Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
[eugen.hristev@microchip.com: rework on latest version of u-boot]
Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
2018-05-23 17:30:03 -04:00

82 lines
2 KiB
C

/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Common part of configuration settings for the AT91 SAMA5 board.
*
* Copyright (C) 2015 Atmel Corporation
* Josh Wu <josh.wu@atmel.com>
*/
#ifndef __AT91_SAMA5_COMMON_H
#define __AT91_SAMA5_COMMON_H
/* ARM asynchronous clock */
#define CONFIG_SYS_AT91_SLOW_CLOCK 32768
#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */
#define CONFIG_ARCH_CPU_INIT
#ifndef CONFIG_SPL_BUILD
#define CONFIG_SKIP_LOWLEVEL_INIT
#endif
/* general purpose I/O */
#ifndef CONFIG_DM_GPIO
#define CONFIG_AT91_GPIO
#endif
/*
* BOOTP options
*/
#define CONFIG_BOOTP_BOOTFILESIZE
/*
* Command line configuration.
*/
#ifdef CONFIG_SD_BOOT
#ifdef CONFIG_ENV_IS_IN_MMC
/* Use raw reserved sectors to save environment */
#define CONFIG_ENV_OFFSET 0x2000
#define CONFIG_ENV_SIZE 0x1000
#define CONFIG_SYS_MMC_ENV_DEV 0
#else
/* u-boot env in sd/mmc card */
#define CONFIG_ENV_SIZE 0x4000
#endif
#define CONFIG_BOOTCOMMAND "if test ! -n ${dtb_name}; then " \
"setenv dtb_name at91-${board_name}.dtb; " \
"fi; " \
"fatload mmc 0:1 0x21000000 ${dtb_name}; " \
"fatload mmc 0:1 0x22000000 zImage; " \
"bootz 0x22000000 - 0x21000000"
#else
#ifdef CONFIG_NAND_BOOT
/* u-boot env in nand flash */
#define CONFIG_ENV_OFFSET 0x140000
#define CONFIG_ENV_OFFSET_REDUND 0x100000
#define CONFIG_ENV_SIZE 0x20000
#define CONFIG_BOOTCOMMAND "nand read 0x21000000 0x180000 0x80000;" \
"nand read 0x22000000 0x200000 0x600000;" \
"bootz 0x22000000 - 0x21000000"
#elif CONFIG_SPI_BOOT
/* u-boot env in serial flash, by default is bus 0 and cs 0 */
#define CONFIG_ENV_OFFSET 0x6000
#define CONFIG_ENV_SIZE 0x2000
#define CONFIG_ENV_SECT_SIZE 0x1000
#define CONFIG_BOOTCOMMAND "sf probe 0; " \
"sf read 0x21000000 0x60000 0xc000; " \
"sf read 0x22000000 0x6c000 0x394000; " \
"bootz 0x22000000 - 0x21000000"
#endif
#endif
/* Size of malloc() pool */
#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
#endif