SDHCI_OMAP_HCTL
omap_host->hctl = sdhci_omap_readl(omap_host, SDHCI_OMAP_HCTL);
sdhci_omap_writel(omap_host, SDHCI_OMAP_HCTL, omap_host->hctl);
sdhci_omap_writel(omap_host, SDHCI_OMAP_HCTL, omap_host->hctl);
reg = sdhci_omap_readl(omap_host, SDHCI_OMAP_HCTL);
sdhci_omap_writel(omap_host, SDHCI_OMAP_HCTL, reg);
sdhci_omap_writel(omap_host, SDHCI_OMAP_HCTL, reg);
if (sdhci_omap_readl(omap_host, SDHCI_OMAP_HCTL) & HCTL_SDBP)