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225d30b708
Some devices (e.g. the RK3368) have only limited SRAM, but provide support for loading the next boot stage after our SPL performs basic setup (e.g. DRAM). For target systems like these, we add a boot device BOOTROM that will invoke a board-specific hook to return to the bootrom (if supported). Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com> Reviewed-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
45 lines
792 B
C
45 lines
792 B
C
/*
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* (C) Copyright 2012
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* Texas Instruments, <www.ti.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef _ASM_SPL_H_
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#define _ASM_SPL_H_
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#if defined(CONFIG_ARCH_OMAP2PLUS) \
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|| defined(CONFIG_EXYNOS4) || defined(CONFIG_EXYNOS5) \
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|| defined(CONFIG_EXYNOS4210)
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/* Platform-specific defines */
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#include <asm/arch/spl.h>
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#else
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enum {
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BOOT_DEVICE_RAM,
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BOOT_DEVICE_MMC1,
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BOOT_DEVICE_MMC2,
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BOOT_DEVICE_MMC2_2,
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BOOT_DEVICE_NAND,
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BOOT_DEVICE_ONENAND,
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BOOT_DEVICE_NOR,
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BOOT_DEVICE_UART,
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BOOT_DEVICE_SPI,
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BOOT_DEVICE_USB,
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BOOT_DEVICE_SATA,
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BOOT_DEVICE_I2C,
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BOOT_DEVICE_BOARD,
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BOOT_DEVICE_DFU,
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BOOT_DEVICE_XIP,
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BOOT_DEVICE_BOOTROM,
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BOOT_DEVICE_NONE
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};
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#endif
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/* Linker symbols. */
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extern char __bss_start[], __bss_end[];
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#ifndef CONFIG_DM
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extern gd_t gdata;
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#endif
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#endif
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