RT5640_PWR_DIG2
SND_SOC_DAPM_SUPPLY("Stereo Filter", RT5640_PWR_DIG2,
SND_SOC_DAPM_SUPPLY("Mono Left Filter", RT5640_PWR_DIG2,
SND_SOC_DAPM_SUPPLY("Mono Right Filter", RT5640_PWR_DIG2,
snd_soc_component_write(component, RT5640_PWR_DIG2, 0x0000);
case RT5640_PWR_DIG2: