1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 753c55c20c54..c6caedc2e847 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -821,11 +821,17 @@ static void dw_mci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
                 /* Power up slot */
                 if (slot->host->pdata->setpower)
                         slot->host->pdata->setpower(slot->id, mmc->ocr_avail);
+                regs = mci_readl(slot->host, PWREN);
+                regs |= (1 << slot->id);
+                mci_writel(slot->host, PWREN, regs);
                 break;
         case MMC_POWER_OFF:
                 /* Power down slot */
                 if (slot->host->pdata->setpower)
                         slot->host->pdata->setpower(slot->id, 0);
+                regs = mci_readl(slot->host, PWREN);
+                regs &= ~(1 << slot->id);
+                mci_writel(slot->host, PWREN, regs);
                 break;
         default:
                 break;