ASoC: ad193x: add set_sysclk entry to support different clock input

Signed-off-by: Barry Song <21cnbao@gmail.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/ad193x.h b/sound/soc/codecs/ad193x.h
index a03c880..654ba64 100644
--- a/sound/soc/codecs/ad193x.h
+++ b/sound/soc/codecs/ad193x.h
@@ -11,6 +11,11 @@
 
 #define AD193X_PLL_CLK_CTRL0    0x800
 #define AD193X_PLL_POWERDOWN           0x01
+#define AD193X_PLL_INPUT_MASK   (~0x6)
+#define AD193X_PLL_INPUT_256    (0 << 1)
+#define AD193X_PLL_INPUT_384    (1 << 1)
+#define AD193X_PLL_INPUT_512    (2 << 1)
+#define AD193X_PLL_INPUT_768    (3 << 1)
 #define AD193X_PLL_CLK_CTRL1    0x801
 #define AD193X_DAC_CTRL0        0x802
 #define AD193X_DAC_POWERDOWN           0x01