REG_SPDIF_SRCD
regmap_read(regmap, REG_SPDIF_SRCD, &val);
regmap_update_bits(regmap, REG_SPDIF_SRCD, SRCD_CD_USER, val);
{REG_SPDIF_SRCD, 0x00000000},
case REG_SPDIF_SRCD:
case REG_SPDIF_SRCD: