CS42L73_SPC
snd_soc_component_write(component, CS42L73_SPC(id), priv->config[id].spc);
return snd_soc_component_update_bits(component, CS42L73_SPC(id), CS42L73_SP_3ST,
spc = snd_soc_component_read(component, CS42L73_SPC(id));