diff --git a/[refs] b/[refs]
index 45c16ccd7f93..c93791e714d5 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5539a102882d5ddd1bb95ea9f6f43130a789cb7f
+refs/heads/master: 5c1b136b7bf702e550039cb0039ec9c790c48f99
diff --git a/trunk/sound/soc/codecs/wm5100.c b/trunk/sound/soc/codecs/wm5100.c
index fb757af19363..89f2af77b1c3 100644
--- a/trunk/sound/soc/codecs/wm5100.c
+++ b/trunk/sound/soc/codecs/wm5100.c
@@ -1405,6 +1405,7 @@ static int wm5100_set_bias_level(struct snd_soc_codec *codec,
 
 	case SND_SOC_BIAS_OFF:
 		regcache_cache_only(wm5100->regmap, true);
+		regcache_mark_dirty(wm5100->regmap);
 		if (wm5100->pdata.ldo_ena)
 			gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0);
 		regulator_bulk_disable(ARRAY_SIZE(wm5100->core_supplies),