ARM: Introduce plat-tcc

[sfrench/cifs-2.6.git] / arch / arm / plat-tcc / system.c

diff --git a/arch/arm/plat-tcc/system.c b/arch/arm/plat-tcc/system.c
new file mode 100644 (file)
index 0000000..cc208fa
--- /dev/null
+++ b/arch/arm/plat-tcc/system.c
@@ -0,0 +1,25 @@
+/*
+ * System functions for Telechips TCCxxxx SoCs
+ *
+ * Copyright (C) Hans J. Koch <hjk@linutronix.de>
+ *
+ * Licensed under the terms of the GPL v2.
+ *
+ */
+
+#include <linux/io.h>
+
+#include <mach/tcc8k-regs.h>
+
+/* System reboot */
+void plat_tcc_reboot(void)
+{
+       /* Make sure clocks are on */
+       __raw_writel(0xffffffff, CKC_BASE + BCLKCTR0_OFFS);
+
+       /* Enable watchdog reset */
+       __raw_writel(0x49, TIMER_BASE + TWDCFG_OFFS);
+       /* Wait for reset */
+       while(1)
+               ;
+}