diff --git a/include/asm-arm/arch-h720x/timex.h b/include/asm-arm/arch-h720x/timex.h
new file mode 100644
index 0000000..48a391c
--- /dev/null
+++ b/include/asm-arm/arch-h720x/timex.h
@@ -0,0 +1,15 @@
+/*
+ * linux/include/asm-arm/arch-h720x/timex.h
+ * Copyright (C) 2000 Jungjun Kim, Hynix Semiconductor Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_ARCH_TIMEX
+#define __ASM_ARCH_TIMEX
+
+#define CLOCK_TICK_RATE		3686400
+
+#endif