TL_HOST_DIO_DATA
return TL_HR_READ(sc, TL_HOST_DIO_DATA);
return TL_HR_READ_BYTE(sc, TL_HOST_DIO_DATA + (reg & 0x07));
TL_HR_WRITE(sc, TL_HOST_DIO_DATA, val);
TL_HR_WRITE_BYTE(sc, TL_HOST_DIO_DATA + (reg & 0x03), val);