clk: sunxi-ng: Add common infrastructure

Start our new clock infrastructure by adding the registration code, common
structure and common code.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Michael Turquette <mturquette@baylibre.com>
Link: lkml.kernel.org/r/20160629190535.11855-3-maxime.ripard@free-electrons.com

drivers/clk/sunxi-ng/ccu_mult.h

@@ -0,0 +1,15 @@
+#ifndef _CCU_MULT_H_
+#define _CCU_MULT_H_
+
+struct _ccu_mult {
+	u8	shift;
+	u8	width;
+};
+
+#define _SUNXI_CCU_MULT(_shift, _width)		\
+	{					\
+		.shift	= _shift,		\
+		.width	= _width,		\
+	}
+
+#endif /* _CCU_MULT_H_ */