RT5640_PWR_BG    1967 sound/soc/codecs/rt5640.c 				RT5640_PWR_BG | RT5640_PWR_VREF2,
RT5640_PWR_BG    1969 sound/soc/codecs/rt5640.c 				RT5640_PWR_BG | RT5640_PWR_VREF2);