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Diffstat (limited to 'arch/arm/mach-at91/arm926ejs/reset.c')
-rw-r--r--arch/arm/mach-at91/arm926ejs/reset.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/arm926ejs/reset.c b/arch/arm/mach-at91/arm926ejs/reset.c
new file mode 100644
index 0000000000..e67f47bd04
--- /dev/null
+++ b/arch/arm/mach-at91/arm926ejs/reset.c
@@ -0,0 +1,29 @@
+/*
+ * (C) Copyright 2007-2008
+ * Stelian Pop <stelian@popies.net>
+ * Lead Tech Design <www.leadtechdesign.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#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)
+ ;
+}