mirror of
https://github.com/smaeul/u-boot.git
synced 2025-11-03 21:48:15 +00:00
e32f240630
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>
83 lines
2.0 KiB
C
83 lines
2.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Common part of configuration settings for the AT91 SAMA5 board.
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*
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* Copyright (C) 2015 Atmel Corporation
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* Josh Wu <josh.wu@atmel.com>
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*/
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#ifndef __AT91_SAMA5_COMMON_H
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#define __AT91_SAMA5_COMMON_H
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/* ARM asynchronous clock */
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#define CONFIG_SYS_AT91_SLOW_CLOCK 32768
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#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */
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#define CONFIG_ARCH_CPU_INIT
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#ifndef CONFIG_SPL_BUILD
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#define CONFIG_SKIP_LOWLEVEL_INIT
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#endif
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/* general purpose I/O */
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#ifndef CONFIG_DM_GPIO
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#define CONFIG_AT91_GPIO
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#endif
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_BOOTFILESIZE
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/*
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* Command line configuration.
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*/
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#ifdef CONFIG_SD_BOOT
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#ifdef CONFIG_ENV_IS_IN_MMC
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/* Use raw reserved sectors to save environment */
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#define CONFIG_ENV_OFFSET 0x2000
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#define CONFIG_ENV_SIZE 0x1000
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#define CONFIG_SYS_MMC_ENV_DEV 0
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#else
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/* u-boot env in sd/mmc card */
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#define CONFIG_ENV_SIZE 0x4000
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#endif
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#define CONFIG_BOOTCOMMAND "if test ! -n ${dtb_name}; then " \
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"setenv dtb_name at91-${board_name}.dtb; " \
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"fi; " \
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"fatload mmc 0:1 0x21000000 ${dtb_name}; " \
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"fatload mmc 0:1 0x22000000 zImage; " \
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"bootz 0x22000000 - 0x21000000"
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#else
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#ifdef CONFIG_NAND_BOOT
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/* u-boot env in nand flash */
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#define CONFIG_ENV_OFFSET 0x140000
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#define CONFIG_ENV_OFFSET_REDUND 0x100000
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#define CONFIG_ENV_SIZE 0x20000
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#define CONFIG_BOOTCOMMAND "nand read 0x21000000 0x180000 0x80000;" \
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"nand read 0x22000000 0x200000 0x600000;" \
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"bootz 0x22000000 - 0x21000000"
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#elif CONFIG_SPI_BOOT
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/* u-boot env in serial flash, by default is bus 0 and cs 0 */
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#define CONFIG_ENV_OFFSET 0x6000
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#define CONFIG_ENV_SIZE 0x2000
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#define CONFIG_ENV_SECT_SIZE 0x1000
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#define CONFIG_BOOTCOMMAND "sf probe 0; " \
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"sf read 0x21000000 0x60000 0xc000; " \
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"sf read 0x22000000 0x6c000 0x394000; " \
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"bootz 0x22000000 - 0x21000000"
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#endif
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#endif
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/* Size of malloc() pool */
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#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
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#endif
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