ESDHC_TBCTL
val = sdhci_readl(host, ESDHC_TBCTL);
sdhci_writel(host, val, ESDHC_TBCTL);
val = sdhci_readl(host, ESDHC_TBCTL);
sdhci_writel(host, val, ESDHC_TBCTL);
val = sdhci_readl(host, ESDHC_TBCTL);
val = sdhci_readl(host, ESDHC_TBCTL);
sdhci_writel(host, val, ESDHC_TBCTL);
val = sdhci_readl(host, ESDHC_TBCTL);
sdhci_writel(host, val, ESDHC_TBCTL);
temp = sdhci_readl(host, ESDHC_TBCTL);
sdhci_writel(host, temp | ESDHC_HS400_MODE, ESDHC_TBCTL);
temp = sdhci_readl(host, ESDHC_TBCTL);
sdhci_writel(host, temp | ESDHC_HS400_WNDW_ADJUST, ESDHC_TBCTL);
val = sdhci_readl(host, ESDHC_TBCTL);
sdhci_writel(host, val, ESDHC_TBCTL);
val = sdhci_readl(host, ESDHC_TBCTL);
sdhci_writel(host, val, ESDHC_TBCTL);
val = sdhci_readl(host, ESDHC_TBCTL);
sdhci_writel(host, val, ESDHC_TBCTL);
val = sdhci_readl(host, ESDHC_TBCTL);
sdhci_writel(host, val, ESDHC_TBCTL);