diff --git a/sound/soc/codecs/rt5640.c b/sound/soc/codecs/rt5640.c
index 68b4dd622b879364bc0ae26035695a8b7604d9fa..4a7bd0a16912d5ca4d798884fafd671250bc9cea 100644
--- a/sound/soc/codecs/rt5640.c
+++ b/sound/soc/codecs/rt5640.c
@@ -1890,11 +1890,9 @@ static int rt5640_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source,
 static int rt5640_set_bias_level(struct snd_soc_codec *codec,
 			enum snd_soc_bias_level level)
 {
-	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
 	switch (level) {
 	case SND_SOC_BIAS_STANDBY:
 		if (SND_SOC_BIAS_OFF == codec->dapm.bias_level) {
-			regcache_cache_only(rt5640->regmap, false);
 			snd_soc_update_bits(codec, RT5640_PWR_ANLG1,
 				RT5640_PWR_VREF1 | RT5640_PWR_MB |
 				RT5640_PWR_BG | RT5640_PWR_VREF2,
@@ -1904,7 +1902,6 @@ static int rt5640_set_bias_level(struct snd_soc_codec *codec,
 			snd_soc_update_bits(codec, RT5640_PWR_ANLG1,
 				RT5640_PWR_FV1 | RT5640_PWR_FV2,
 				RT5640_PWR_FV1 | RT5640_PWR_FV2);
-			regcache_sync(rt5640->regmap);
 			snd_soc_update_bits(codec, RT5640_DUMMY1,
 						0x0301, 0x0301);
 			snd_soc_update_bits(codec, RT5640_MICBIAS,
@@ -1979,6 +1976,9 @@ static int rt5640_resume(struct snd_soc_codec *codec)
 		msleep(400);
 	}
 
+	regcache_cache_only(rt5640->regmap, false);
+	regcache_sync(rt5640->regmap);
+
 	return 0;
 }
 #else