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https://github.com/AsahiLinux/u-boot
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38 lines
638 B
C
38 lines
638 B
C
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// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (c) 2022 Nuvoton Technology Corp.
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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/gcr.h>
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#include <asm/arch/rst.h>
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void reset_cpu(void)
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{
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/* Generate a watchdog0 reset */
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writel(WTCR_WTR | WTCR_WTRE | WTCR_WTE, WTCR0_REG);
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while (1)
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;
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}
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void reset_misc(void)
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{
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struct npcm_gcr *gcr = (struct npcm_gcr *)NPCM_GCR_BA;
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clrbits_le32(&gcr->intcr2, INTCR2_WDC);
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}
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int npcm_get_reset_status(void)
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{
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struct npcm_gcr *gcr = (struct npcm_gcr *)NPCM_GCR_BA;
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u32 val;
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val = readl(&gcr->ressr);
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if (!val)
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val = readl(&gcr->intcr2);
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return val & RST_STS_MASK;
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}
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