/* If a host does all the power sequencing itself, ignore the initial MMC_POWER_UP stage.  */
static void mmc_power_up(struct mmc_host *host)
/* If a host does all the power sequencing itself, ignore the initial MMC_POWER_UP stage.  */
static void mmc_power_up(struct mmc_host *host)
{
    mmc_host_clk_hold(host);
    mmc_mdelay(40);
    mmc_mdelay(5);
    HAL_SDC_PowerOn(host);
    mmc_host_clk_release(host);
}