AIC3X_ASD_INTF_CTRLB
data = snd_soc_component_read(component, AIC3X_ASD_INTF_CTRLB) & (~(0x3 << 4));
snd_soc_component_write(component, AIC3X_ASD_INTF_CTRLB, data);
iface_breg = snd_soc_component_read(component, AIC3X_ASD_INTF_CTRLB) & 0x3f;
snd_soc_component_write(component, AIC3X_ASD_INTF_CTRLB, iface_breg);