PCM512x_MUTE
case PCM512x_MUTE:
ret = regmap_update_bits(pcm512x->regmap, PCM512x_MUTE,
pcm512x->regmap, PCM512x_MUTE, PCM512x_RQML | PCM512x_RQMR,
{ PCM512x_MUTE, 0x00 },