1 files changed, 23 insertions, 2 deletions

diff --git a/sound/soc/codecs/wm8753.h b/sound/soc/codecs/wm8753.h
index 94edac144bc..550af291d3f 100644
--- a/sound/soc/codecs/wm8753.h
+++ b/sound/soc/codecs/wm8753.h
@@ -112,7 +112,28 @@
 #define WM8753_VXCLK_DIV_8      (3 << 6)
 #define WM8753_VXCLK_DIV_16     (4 << 6)
 
-#define WM8753_DAI_HIFI         0
-#define WM8753_DAI_VOICE                1
+/* GPIO Control 2 */
+#define WM8753_GP2M_MASK        (7 << 3)
+#define WM8753_GP2M_INT         (3 << 3)
 
+/* GPIO Control 1 */
+#define WM8753_INTCON_MASK      (3 << 7)
+#define WM8753_INTCON_AL        (3 << 7)
+
+/* Interrupt Polarity*/
+#define WM8753_GPIO4IPOL_MASK   (1 << 4)
+#define WM8753_GPIO4IPOL_LOW    (1 << 4)
+#define WM8753_GPIO4IPOL_HIGH   (0 << 4)
+
+/* Interrupt Enable*/
+#define WM8753_GPIO4IEN_MASK    (1 << 4)
+#define WM8753_GPIO4IEN_EN      (1 << 4)
+#define WM8753_GPIO4IEN_DIS     (0 << 4)
+
+#define WM8753_DAI_HIFI         0
+#define WM8753_DAI_VOICE        1
+
+int wm8753_headphone_detect(struct snd_soc_codec *codec,
+        struct snd_soc_jack *jack, enum snd_jack_types type,
+        unsigned int debounce_time_hp);
 #endif