diff options
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/mmci.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 3094ea3ed722..b43e1ab5cb5c 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -1614,8 +1614,37 @@ static int mmci_resume(struct device *dev) } #endif +#ifdef CONFIG_PM_RUNTIME +static int mmci_runtime_suspend(struct device *dev) +{ + struct amba_device *adev = to_amba_device(dev); + struct mmc_host *mmc = amba_get_drvdata(adev); + + if (mmc) { + struct mmci_host *host = mmc_priv(mmc); + clk_disable_unprepare(host->clk); + } + + return 0; +} + +static int mmci_runtime_resume(struct device *dev) +{ + struct amba_device *adev = to_amba_device(dev); + struct mmc_host *mmc = amba_get_drvdata(adev); + + if (mmc) { + struct mmci_host *host = mmc_priv(mmc); + clk_prepare_enable(host->clk); + } + + return 0; +} +#endif + static const struct dev_pm_ops mmci_dev_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(mmci_suspend, mmci_resume) + SET_RUNTIME_PM_OPS(mmci_runtime_suspend, mmci_runtime_resume, NULL) }; static struct amba_id mmci_ids[] = { |