rt5631 phone: standby enable micbias

diff --git a/sound/soc/codecs/rt5631_phone.c b/sound/soc/codecs/rt5631_phone.c
index 814e48bebb20c4a53392d99b1fb7447d26b82803..6409a170ea6b70075d1ccd75b1fd33ef64e24036 100755 (executable)
--- a/sound/soc/codecs/rt5631_phone.c
+++ b/sound/soc/codecs/rt5631_phone.c
@@ -2107,6 +2107,11 @@ static int rt5631_set_bias_level(struct snd_soc_codec *codec,
                        snd_soc_update_bits(codec, RT5631_PWR_MANAG_ADD3,
                                RT5631_PWR_FAST_VREF_CTRL,
                                RT5631_PWR_FAST_VREF_CTRL);
+                       msleep(100);
+                       snd_soc_update_bits(codec, RT5631_PWR_MANAG_ADD2,
+                               RT5631_PWR_MICBIAS1_VOL | RT5631_PWR_MICBIAS2_VOL,
+                               RT5631_PWR_MICBIAS1_VOL | RT5631_PWR_MICBIAS2_VOL);
+       
                        codec->cache_only = false;
                        codec->cache_sync = 1;
                        snd_soc_cache_sync(codec);