RT9123_REG_AMPCTRL
SOC_ENUM_SINGLE(RT9123_REG_AMPCTRL, 4, ARRAY_SIZE(pwmfreq_text), pwmfreq_text);
SOC_SINGLE_EXT_TLV("Speaker Volume", RT9123_REG_AMPCTRL, 0, 10, 0, rt9123_xhandler_get,
ret = i2c_smbus_write_i2c_block_data(i2c, RT9123_REG_AMPCTRL, sizeof(value), (u8 *)&value);
snd_soc_component_write_field(comp, RT9123_REG_AMPCTRL, RT9123_MASK_AMPON, enable);