GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

2026-09-06 03:52:57 +08:00
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+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2007-2008
+ * Stelian Pop <stelian@popies.net>
+ * Lead Tech Design <www.leadtechdesign.com>
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/at91_rstc.h>
+
+/* Reset the cpu by telling the reset controller to do so */
+void reset_cpu(ulong ignored)
+{
+	at91_rstc_t *rstc = (at91_rstc_t *) ATMEL_BASE_RSTC;
+
+	writel(AT91_RSTC_KEY
+		| AT91_RSTC_CR_PROCRST	/* Processor Reset */
+		| AT91_RSTC_CR_PERRST	/* Peripheral Reset */
+#ifdef CONFIG_AT91RESET_EXTRST
+		| AT91_RSTC_CR_EXTRST	/* External Reset (assert nRST pin) */
+#endif
+		, &rstc->cr);
+	/* never reached */
+	while (1)
+		;
+}