STA32X_MMUTE
regmap_read(sta32x->regmap, STA32X_MMUTE, &mute);
regmap_write(sta32x->regmap, STA32X_MMUTE, mute | STA32X_MMUTE_MMUTE);
regmap_write(sta32x->regmap, STA32X_MMUTE, mute);
SOC_SINGLE("Master Switch", STA32X_MMUTE, 0, 1, 1),
SOC_SINGLE("Ch1 Switch", STA32X_MMUTE, 1, 1, 1),
SOC_SINGLE("Ch2 Switch", STA32X_MMUTE, 2, 1, 1),
SOC_SINGLE("Ch3 Switch", STA32X_MMUTE, 3, 1, 1),