diff options
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/dw_mmc.c | 6 |
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; |