diff --git a/sound/soc/codecs/tlv320aic32x4.c b/sound/soc/codecs/tlv320aic32x4.c
index ee9ad05f9137..688151ba309a 100644
--- a/sound/soc/codecs/tlv320aic32x4.c
+++ b/sound/soc/codecs/tlv320aic32x4.c
@@ -618,12 +618,14 @@ static int aic32x4_probe(struct snd_soc_codec *codec)
 	snd_soc_write(codec, AIC32X4_CMMODE, tmp_reg);
 
 	/* Mic PGA routing */
-	if (aic32x4->micpga_routing & AIC32X4_MICPGA_ROUTE_LMIC_IN2R_10K) {
+	if (aic32x4->micpga_routing & AIC32X4_MICPGA_ROUTE_LMIC_IN2R_10K)
 		snd_soc_write(codec, AIC32X4_LMICPGANIN, AIC32X4_LMICPGANIN_IN2R_10K);
-	}
-	if (aic32x4->micpga_routing & AIC32X4_MICPGA_ROUTE_RMIC_IN1L_10K) {
+	else
+		snd_soc_write(codec, AIC32X4_LMICPGANIN, AIC32X4_LMICPGANIN_CM1L_10K);
+	if (aic32x4->micpga_routing & AIC32X4_MICPGA_ROUTE_RMIC_IN1L_10K)
 		snd_soc_write(codec, AIC32X4_RMICPGANIN, AIC32X4_RMICPGANIN_IN1L_10K);
-	}
+	else
+		snd_soc_write(codec, AIC32X4_RMICPGANIN, AIC32X4_RMICPGANIN_CM1R_10K);
 
 	aic32x4_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
 
diff --git a/sound/soc/codecs/tlv320aic32x4.h b/sound/soc/codecs/tlv320aic32x4.h
index 83795af8c75f..995f033a855d 100644
--- a/sound/soc/codecs/tlv320aic32x4.h
+++ b/sound/soc/codecs/tlv320aic32x4.h
@@ -120,7 +120,9 @@
 #define AIC32X4_MICBIAS_2075V		0x60
 
 #define AIC32X4_LMICPGANIN_IN2R_10K	0x10
+#define AIC32X4_LMICPGANIN_CM1L_10K	0x40
 #define AIC32X4_RMICPGANIN_IN1L_10K	0x10
+#define AIC32X4_RMICPGANIN_CM1R_10K	0x40
 
 #define AIC32X4_LMICPGAVOL_NOGAIN	0x80
 #define AIC32X4_RMICPGAVOL_NOGAIN	0x80