SDHCI_QUIRK2_CLEAR_TRANSFERMODE_REG_BEFORE_CMD
chip->quirks2 |= SDHCI_QUIRK2_CLEAR_TRANSFERMODE_REG_BEFORE_CMD;
.quirks2 = SDHCI_QUIRK2_CLEAR_TRANSFERMODE_REG_BEFORE_CMD,
SDHCI_QUIRK2_CLEAR_TRANSFERMODE_REG_BEFORE_CMD) {