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mmc: sdhci-pltfm: Support optional pm properties

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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>
This commit is contained in:
Abhilash Kesavan 2012-11-19 10:26:20 +05:30 committed by Chris Ball
parent e5d0e9c567
commit f5ccfd4174
1 changed files with 6 additions and 0 deletions
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6
drivers/mmc/host/sdhci-pltfm.c
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@ -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