WM8731_APDIGI
SOC_SINGLE("ADC High Pass Filter Switch", WM8731_APDIGI, 0, 1, 1),
SOC_SINGLE("Store DC Offset Switch", WM8731_APDIGI, 4, 1, 0),
u16 mute_reg = snd_soc_component_read(component, WM8731_APDIGI) & 0xfff7;
snd_soc_component_write(component, WM8731_APDIGI, mute_reg | 0x8);
snd_soc_component_write(component, WM8731_APDIGI, mute_reg);
return snd_soc_component_update_bits(component, WM8731_APDIGI, 0x6, val);