1 files changed, 10 insertions, 0 deletions

diff --git a/include/sound/tlv320aic3x.h b/include/sound/tlv320aic3x.h
index ffd9bc793105..9407fd00363b 100644
--- a/include/sound/tlv320aic3x.h
+++ b/include/sound/tlv320aic3x.h
@@ -46,6 +46,13 @@ enum {
         AIC3X_GPIO2_FUNC_BUTTON_PRESS_IRQ       = 15
 };
 
+enum aic3x_micbias_voltage {
+        AIC3X_MICBIAS_OFF = 0,
+        AIC3X_MICBIAS_2_0V = 1,
+        AIC3X_MICBIAS_2_5V = 2,
+        AIC3X_MICBIAS_AVDDV = 3,
+};
+
 struct aic3x_setup_data {
         unsigned int gpio_func[2];
 };
@@ -53,6 +60,9 @@ struct aic3x_setup_data {
 struct aic3x_pdata {
         int gpio_reset; /* < 0 if not used */
         struct aic3x_setup_data *setup;
+
+        /* Selects the micbias voltage */
+        enum aic3x_micbias_voltage micbias_vg;
 };
 
 #endif