WCD934X_ANA_MBHC_BTN7
snd_soc_component_update_bits(component, WCD934X_ANA_MBHC_BTN7,
reg2 = snd_soc_component_read(component, WCD934X_ANA_MBHC_BTN7);
snd_soc_component_write(component, WCD934X_ANA_MBHC_BTN7, reg2);