CFHOST_ENB
writel(readl(acdev->vbase + OP_MODE) & ~CFHOST_ENB,
writel(readl(acdev->vbase + OP_MODE) | CFHOST_ENB,
writel(TRUE_IDE_MODE | CFHOST_ENB, acdev->vbase + OP_MODE);
writel(readl(acdev->vbase + OP_MODE) & ~CFHOST_ENB,