mirror of
https://github.com/AsahiLinux/u-boot
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34 lines
634 B
C
34 lines
634 B
C
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/*
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* (C) Copyright 2016 Rockchip Electronics Co., Ltd
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <asm/io.h>
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#include <asm/arch/boot_mode.h>
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int setup_boot_mode(void)
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{
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void *reg = (void *)CONFIG_ROCKCHIP_BOOT_MODE_REG;
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int boot_mode = readl(reg);
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debug("boot mode %x.\n", boot_mode);
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/* Clear boot mode */
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writel(BOOT_NORMAL, reg);
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switch (boot_mode) {
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case BOOT_FASTBOOT:
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printf("enter fastboot!\n");
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env_set("preboot", "setenv preboot; fastboot usb0");
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break;
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case BOOT_UMS:
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printf("enter UMS!\n");
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env_set("preboot", "setenv preboot; ums mmc 0");
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break;
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}
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return 0;
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}
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