diff --git a/sound/soc/codecs/twl6040.c b/sound/soc/codecs/twl6040.c index 9dfe208e6539..b252cf8f0ce1 100644 --- a/sound/soc/codecs/twl6040.c +++ b/sound/soc/codecs/twl6040.c @@ -806,6 +806,15 @@ static int twl6040_set_bias_level(struct snd_soc_codec *codec, /* initialize vdd/vss registers with reg_cache */ twl6040_init_vdd_regs(codec); + + /* Set external boost GPO */ + twl6040_write(codec, TWL6040_REG_GPOCTL, 0x02); + + /* Set initial minimal gain values */ + twl6040_write(codec, TWL6040_REG_HSGAIN, 0xFF); + twl6040_write(codec, TWL6040_REG_EARCTL, 0x1E); + twl6040_write(codec, TWL6040_REG_HFLGAIN, 0x1D); + twl6040_write(codec, TWL6040_REG_HFRGAIN, 0x1D); break; case SND_SOC_BIAS_OFF: if (!priv->codec_powered)