diff --git a/[refs] b/[refs]
index 417050e75e4a..3636323e3aa8 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e53e417331c57b9b97e3f8be870214a02c99265c
+refs/heads/master: 495174a8ffbaa0d15153d855cf206cdc46d51cf4
diff --git a/trunk/sound/soc/codecs/wm5100.c b/trunk/sound/soc/codecs/wm5100.c
index 3fd9cfe6dcd7..66f0611e68b6 100644
--- a/trunk/sound/soc/codecs/wm5100.c
+++ b/trunk/sound/soc/codecs/wm5100.c
@@ -1377,6 +1377,7 @@ static int wm5100_set_bias_level(struct snd_soc_codec *codec,
 
 			switch (wm5100->rev) {
 			case 0:
+				regcache_cache_bypass(wm5100->regmap, true);
 				snd_soc_write(codec, 0x11, 0x3);
 				snd_soc_write(codec, 0x203, 0xc);
 				snd_soc_write(codec, 0x206, 0);
@@ -1392,6 +1393,7 @@ static int wm5100_set_bias_level(struct snd_soc_codec *codec,
 					snd_soc_write(codec,
 						      wm5100_reva_patches[i].reg,
 						      wm5100_reva_patches[i].val);
+				regcache_cache_bypass(wm5100->regmap, false);
 				break;
 			default:
 				break;