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Diffstat (limited to 'arch/arm/cpu/sa1100/cpu.c')
-rw-r--r--arch/arm/cpu/sa1100/cpu.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm/cpu/sa1100/cpu.c b/arch/arm/cpu/sa1100/cpu.c
index 6651898de..4c9752a1c 100644
--- a/arch/arm/cpu/sa1100/cpu.c
+++ b/arch/arm/cpu/sa1100/cpu.c
@@ -17,6 +17,7 @@
#include <common.h>
#include <command.h>
#include <asm/system.h>
+#include <asm/io.h>
#ifdef CONFIG_USE_IRQ
DECLARE_GLOBAL_DATA_PTR;
@@ -52,3 +53,16 @@ static void cache_flush (void)
asm ("mcr p15, 0, %0, c7, c5, 0": :"r" (i));
}
+
+#define RST_BASE 0x90030000
+#define RSRR 0x00
+#define RCSR 0x04
+
+__attribute__((noreturn)) void reset_cpu(ulong addr __attribute__((unused)))
+{
+ /* repeat endlessly */
+ while (1) {
+ writel(0, RST_BASE + RCSR);
+ writel(1, RST_BASE + RSRR);
+ }
+}