SD_EMMC_STATUS
return readl_poll_timeout(host->regs + SD_EMMC_STATUS, status,
regval = readl(host->regs + SD_EMMC_STATUS);
writel(IRQ_EN_MASK, host->regs + SD_EMMC_STATUS);
raw_status = readl(host->regs + SD_EMMC_STATUS);
writel(status, host->regs + SD_EMMC_STATUS);