clk: max77686: Add DT include for MAX77686 PMIC clock

This patch adds a dt-binding include for Maxim 77686
PMIC clock IDs that can be used by both the max77686
clock driver and Device Tree source files.

Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Reviewed-by: Mike Turquette <mturquette@linaro.org>
Signed-off-by: Mike Turquette <mturquette@linaro.org>

drivers/clk/clk-max77686.c

@@ -30,12 +30,7 @@
 #include <linux/mutex.h>
 #include <linux/clkdev.h>
 
-enum {
-	MAX77686_CLK_AP = 0,
-	MAX77686_CLK_CP,
-	MAX77686_CLK_PMIC,
-	MAX77686_CLKS_NUM,
-};
+#include <dt-bindings/clock/maxim,max77686.h>
 
 struct max77686_clk {
 	struct max77686_dev *iodev;

include/dt-bindings/clock/maxim,max77686.h

@@ -0,0 +1,23 @@
+/*
+ * Copyright (C) 2014 Google, 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.
+ *
+ * Device Tree binding constants clocks for the Maxim 77686 PMIC.
+ */
+
+#ifndef _DT_BINDINGS_CLOCK_MAXIM_MAX77686_CLOCK_H
+#define _DT_BINDINGS_CLOCK_MAXIM_MAX77686_CLOCK_H
+
+/* Fixed rate clocks. */
+
+#define MAX77686_CLK_AP		0
+#define MAX77686_CLK_CP		1
+#define MAX77686_CLK_PMIC	2
+
+/* Total number of clocks. */
+#define MAX77686_CLKS_NUM		(MAX77686_CLK_PMIC + 1)
+
+#endif /* _DT_BINDINGS_CLOCK_MAXIM_MAX77686_CLOCK_H */