SPDIFRX_IER
case SPDIFRX_IER:
regmap_write(dev->regmap, SPDIFRX_IER, SPDIFRX_IR_OVERRUN);
regmap_write(dev->regmap, SPDIFRX_IER, SPDIFRX_IR_CSC(channel));
regmap_write(dev->regmap, SPDIFRX_IER, SPDIFRX_IR_BLOCKEND);