SDHCI_UHS2_INT_STATUS_ENABLE
ier = sdhci_readl(host, SDHCI_UHS2_INT_STATUS_ENABLE);
sdhci_writel(host, ier, SDHCI_UHS2_INT_STATUS_ENABLE);
sdhci_readl(host, SDHCI_UHS2_INT_STATUS_ENABLE));