DWCMSHC_EMMC_CONTROL
val = sdhci_readw(host, dwc_priv->vendor_specific_area1 + DWCMSHC_EMMC_CONTROL);
sdhci_writew(host, val, dwc_priv->vendor_specific_area1 + DWCMSHC_EMMC_CONTROL);
emmc_ctrl = sdhci_readw(host, priv->vendor_specific_area1 + DWCMSHC_EMMC_CONTROL);
sdhci_writew(host, emmc_ctrl, priv->vendor_specific_area1 + DWCMSHC_EMMC_CONTROL);
ctrl = sdhci_readw(host, priv->vendor_specific_area1 + DWCMSHC_EMMC_CONTROL);
sdhci_writew(host, ctrl, priv->vendor_specific_area1 + DWCMSHC_EMMC_CONTROL);
int reg = priv->vendor_specific_area1 + DWCMSHC_EMMC_CONTROL;