mirror of
https://github.com/AsahiLinux/u-boot
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ac3740c9f2
Heap base address is computed based on SYS_INIT_SP_ADDR by subtracting the SYS_MALLOC_F_LEN value in board_init_f_init_reserve(). Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Configuration file for the SAMA7G5EK Board.
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*
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* Copyright (C) 2020 Microchip Corporation
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* Eugen Hristev <eugen.hristev@microchip.com>
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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#define CONFIG_SYS_AT91_SLOW_CLOCK 32768
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#define CONFIG_SYS_AT91_MAIN_CLOCK 24000000 /* from 24 MHz crystal */
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/* SDRAM */
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#define CONFIG_SYS_SDRAM_BASE 0x60000000
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#define CONFIG_SYS_SDRAM_SIZE 0x20000000
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#ifdef CONFIG_SPL_BUILD
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#define CONFIG_SYS_INIT_SP_ADDR 0x218000
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#else
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#define CONFIG_SYS_INIT_SP_ADDR \
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(CONFIG_SYS_SDRAM_BASE + 16 * 1024 + CONFIG_SYS_MALLOC_F_LEN - \
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GENERATED_GBL_DATA_SIZE)
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#endif
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#define CONFIG_SYS_LOAD_ADDR 0x62000000 /* load address */
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#undef CONFIG_BOOTCOMMAND
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#ifdef CONFIG_SD_BOOT
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/* u-boot env in sd/mmc card */
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#define FAT_ENV_INTERFACE "mmc"
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#define FAT_ENV_DEVICE_AND_PART "0"
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#define FAT_ENV_FILE "uboot.env"
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/* bootstrap + u-boot + env in sd card */
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#define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x61000000 at91-sama7g5ek.dtb; " \
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"fatload mmc 0:1 0x62000000 zImage; " \
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"bootz 0x62000000 - 0x61000000"
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#undef CONFIG_BOOTARGS
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#define CONFIG_BOOTARGS \
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"console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootwait"
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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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