R_SUBCTL
SOC_ENUM_SINGLE(R_SUBCTL, FB_SUBCTL_SUBPOL,
SOC_SINGLE("SUB Mute Switch", R_SUBCTL, FB_SUBCTL_SUBMUTE, 1, 0),
SOC_SINGLE("Sub De-Emphasis Switch", R_SUBCTL, FB_SUBCTL_SUBDEM, 1, 0),