ARM: mxs: Add helper definition and function

Add helper definition and function for MXS-based.

Signed-off-by: Shawn Guo <shawn.guo@freescale.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

1 files changed, 21 insertions, 0 deletions

diff --git a/arch/arm/mach-mxs/include/mach/timex.h b/arch/arm/mach-mxs/include/mach/timex.h
new file mode 100644
index 000000000000..734ce8984a64
--- /dev/null
+++ b/arch/arm/mach-mxs/include/mach/timex.h
@@ -0,0 +1,21 @@
+/*
+ *  Copyright (C) 1999 ARM Limited
+ * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __MACH_MXS_TIMEX_H__
+#define __MACH_MXS_TIMEX_H__
+
+#define CLOCK_TICK_RATE         32000   /* 32K */
+
+#endif /* __MACH_MXS_TIMEX_H__ */