105 lines
2.3 KiB
C
105 lines
2.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause */
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/*
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* Copyright (C) 2018, STMicroelectronics - All Rights Reserved
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*
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* Configuration settings for the STM32MP15x CPU
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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#include <linux/sizes.h>
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#include <asm/arch/stm32.h>
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#define CONFIG_PREBOOT
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/*
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* Number of clock ticks in 1 sec
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*/
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#define CONFIG_SYS_HZ 1000
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/* PSCI support */
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#define CONFIG_ARMV7_PSCI_1_0
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#define CONFIG_ARMV7_SECURE_BASE STM32_SYSRAM_BASE
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#define CONFIG_ARMV7_SECURE_MAX_SIZE STM32_SYSRAM_SIZE
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/*
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* malloc() pool size
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*/
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#define CONFIG_SYS_MALLOC_LEN SZ_32M
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/*
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* Configuration of the external SRAM memory used by U-Boot
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*/
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#define CONFIG_SYS_SDRAM_BASE STM32_DDR_BASE
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#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_TEXT_BASE
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/*
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* Console I/O buffer size
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*/
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#define CONFIG_SYS_CBSIZE SZ_1K
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/*
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* Needed by "loadb"
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*/
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#define CONFIG_SYS_LOAD_ADDR STM32_DDR_BASE
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/*
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* Env parameters
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*/
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#define CONFIG_ENV_SIZE SZ_4K
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/* ATAGs */
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#define CONFIG_CMDLINE_TAG
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_INITRD_TAG
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/* SPL support */
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#ifdef CONFIG_SPL
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/* BOOTROM load address */
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#define CONFIG_SPL_TEXT_BASE 0x2FFC2500
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/* SPL use DDR */
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#define CONFIG_SPL_BSS_START_ADDR 0xC0200000
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#define CONFIG_SPL_BSS_MAX_SIZE 0x00100000
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#define CONFIG_SYS_SPL_MALLOC_START 0xC0300000
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#define CONFIG_SYS_SPL_MALLOC_SIZE 0x00100000
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/* limit SYSRAM usage to first 128 KB */
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#define CONFIG_SPL_MAX_SIZE 0x00020000
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#define CONFIG_SPL_STACK (STM32_SYSRAM_BASE + \
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STM32_SYSRAM_SIZE)
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#endif /* #ifdef CONFIG_SPL */
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/*MMC SD*/
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#define CONFIG_SYS_MMC_MAX_DEVICE 3
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#define CONFIG_SUPPORT_EMMC_BOOT
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#if !defined(CONFIG_SPL) || !defined(CONFIG_SPL_BUILD)
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#define BOOT_TARGET_DEVICES(func) \
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func(MMC, mmc, 1) \
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func(MMC, mmc, 0) \
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func(MMC, mmc, 2)
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#include <config_distro_bootcmd.h>
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#define STM32MP_PREBOOT \
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"echo \"Boot over ${boot_device}${boot_instance}!\"; " \
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"if test \"${boot_device}\" = \"mmc\"; then " \
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"env set boot_targets \"mmc${boot_instance}\"; "\
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"fi;"
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"scriptaddr=0xC0000000\0" \
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"pxefile_addr_r=0xC0000000\0" \
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"kernel_addr_r=0xC1000000\0" \
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"fdt_addr_r=0xC4000000\0" \
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"ramdisk_addr_r=0xC4100000\0" \
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"fdt_high=0xffffffff\0" \
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"initrd_high=0xffffffff\0" \
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"preboot=" STM32MP_PREBOOT "\0" \
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BOOTENV
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#endif /* ifndef CONFIG_SPL_BUILD */
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#endif /* __CONFIG_H */
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