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authorAbhilash Kesavan <a.kesavan@samsung.com>2012-11-19 10:26:20 +0530
committerChris Ball <cjb@laptop.org>2012-12-06 13:54:53 -0500
commitf5ccfd4174639119664b6d76495ea1388f13b838 (patch)
treebcb27655875cdb76968116f00be6768a3d83f1e9 /drivers/mmc
parente5d0e9c567389e261fbad6311ea78e6b8d4a24e9 (diff)
downloadlinux-f5ccfd4174639119664b6d76495ea1388f13b838.tar.bz2
mmc: sdhci-pltfm: Support optional pm properties
Add support for optional pm capabilities such as MMC_PM_KEEP_POWER and MMC_PM_WAKE_SDIO_IRQ. Signed-off-by: Abhilash Kesavan <a.kesavan@samsung.com> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/host/sdhci-pltfm.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci-pltfm.c b/drivers/mmc/host/sdhci-pltfm.c
index 27164457f861..c6c3b1243597 100644
--- a/drivers/mmc/host/sdhci-pltfm.c
+++ b/drivers/mmc/host/sdhci-pltfm.c
@@ -89,6 +89,12 @@ void sdhci_get_of_property(struct platform_device *pdev)
clk = of_get_property(np, "clock-frequency", &size);
if (clk && size == sizeof(*clk) && *clk)
pltfm_host->clock = be32_to_cpup(clk);
+
+ if (of_find_property(np, "keep-power-in-suspend", NULL))
+ host->mmc->pm_caps |= MMC_PM_KEEP_POWER;
+
+ if (of_find_property(np, "enable-sdio-wakeup", NULL))
+ host->mmc->pm_caps |= MMC_PM_WAKE_SDIO_IRQ;
}
}
#else