AIC32X4_MICBIAS
snd_soc_component_write(component, AIC32X4_MICBIAS,
SND_SOC_DAPM_SUPPLY("Mic Bias", AIC32X4_MICBIAS, 6, 0, mic_bias_event,
snd_soc_component_update_bits(component, AIC32X4_MICBIAS,
snd_soc_component_update_bits(component, AIC32X4_MICBIAS,