X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=cpu%2Farm920t%2Fs3c24x0%2Finterrupts.c;h=ba835f3cafd3c7d7ba0638c1592e78ed95f961ec;hb=b304c96871c92d1ec8fa57dda36cc198660fd10e;hp=868621fa5e91ddbacef46bb24ac4b2b26f7146d4;hpb=12b43d515c62682fcf7b578f31920a2be49142fe;p=u-boot

diff --git a/cpu/arm920t/s3c24x0/interrupts.c b/cpu/arm920t/s3c24x0/interrupts.c
index 868621fa5e..ba835f3caf 100644
--- a/cpu/arm920t/s3c24x0/interrupts.c
+++ b/cpu/arm920t/s3c24x0/interrupts.c
@@ -185,4 +185,31 @@ ulong get_tbclk (void)
 	return tbclk;
 }
 
+/*
+ * reset the cpu by setting up the watchdog timer and let him time out
+ */
+void reset_cpu (ulong ignored)
+{
+	S3C24X0_WATCHDOG * const watchdog;
+
+#ifdef CONFIG_TRAB
+	disable_vfd();
+#endif
+
+	watchdog = S3C24X0_GetBase_WATCHDOG();
+
+	/* Disable watchdog */
+	watchdog->WTCON = 0x0000;
+
+	/* Initialize watchdog timer count register */
+	watchdog->WTCNT = 0x0001;
+
+	/* Enable watchdog timer; assert reset at timer timeout */
+	watchdog->WTCON = 0x0021;
+
+	while(1);	/* loop forever and wait for reset to happen */
+
+	/*NOTREACHED*/
+}
+
 #endif /* defined(CONFIG_S3C2400) || defined (CONFIG_S3C2410) || defined (CONFIG_TRAB) */