ASoC: Define constants for WM8962 GPIO functions

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>
diff --git a/include/sound/wm8962.h b/include/sound/wm8962.h
index 2b5306c..1750bed7 100644
--- a/include/sound/wm8962.h
+++ b/include/sound/wm8962.h
@@ -14,6 +14,28 @@
 /* Use to set GPIO default values to zero */
 #define WM8962_GPIO_SET 0x10000
 
+#define WM8962_GPIO_FN_CLKOUT           0
+#define WM8962_GPIO_FN_LOGIC            1
+#define WM8962_GPIO_FN_SDOUT            2
+#define WM8962_GPIO_FN_IRQ              3
+#define WM8962_GPIO_FN_THERMAL          4
+#define WM8962_GPIO_FN_PLL2_LOCK        6
+#define WM8962_GPIO_FN_PLL3_LOCK        7
+#define WM8962_GPIO_FN_FLL_LOCK         9
+#define WM8962_GPIO_FN_DRC_ACT         10
+#define WM8962_GPIO_FN_WSEQ_DONE       11
+#define WM8962_GPIO_FN_ALC_NG_ACT      12
+#define WM8962_GPIO_FN_ALC_PEAK_LIMIT  13
+#define WM8962_GPIO_FN_ALC_SATURATION  14
+#define WM8962_GPIO_FN_ALC_LEVEL_THR   15
+#define WM8962_GPIO_FN_ALC_LEVEL_LOCK  16
+#define WM8962_GPIO_FN_FIFO_ERR        17
+#define WM8962_GPIO_FN_OPCLK           18
+#define WM8962_GPIO_FN_DMICCLK         19
+#define WM8962_GPIO_FN_DMICDAT         20
+#define WM8962_GPIO_FN_MICD            21
+#define WM8962_GPIO_FN_MICSCD          22
+
 struct wm8962_pdata {
 	int gpio_base;
 	u32 gpio_init[WM8962_MAX_GPIO];