MMC_OCR_290_300
if (sc->slot.host.caps & (MMC_OCR_290_300 | MMC_OCR_300_310))
sc->slot.host.caps |= MMC_OCR_290_300 | MMC_OCR_300_310;
case MMC_OCR_290_300:
case MMC_OCR_290_300:
slot->host.host_ocr |= MMC_OCR_290_300 | MMC_OCR_300_310;