From e5d0e9c567389e261fbad6311ea78e6b8d4a24e9 Mon Sep 17 00:00:00 2001 From: Abhilash Kesavan Date: Mon, 19 Nov 2012 10:26:19 +0530 Subject: [PATCH] mmc: dt: Add optional pm properties to core binding Add documentation for pm capabilties such as MMC_PM_KEEP_POWER and MMC_PM_WAKE_SDIO_IRQ. Signed-off-by: Abhilash Kesavan Signed-off-by: Chris Ball --- Documentation/devicetree/bindings/mmc/mmc.txt | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/mmc/mmc.txt b/Documentation/devicetree/bindings/mmc/mmc.txt index 8e2e0ba..b96e510 100644 --- a/Documentation/devicetree/bindings/mmc/mmc.txt +++ b/Documentation/devicetree/bindings/mmc/mmc.txt @@ -22,6 +22,10 @@ Optional properties: - wp-inverted: when present, polarity on the wp gpio line is inverted - max-frequency: maximum operating clock frequency +Optional SDIO properties: +- keep-power-in-suspend: Preserves card power during a suspend/resume cycle +- enable-sdio-wakeup: Enables wake up of host system on SDIO IRQ assertion + Example: sdhci@ab000000 { @@ -33,4 +37,6 @@ sdhci@ab000000 { cd-inverted; wp-gpios = <&gpio 70 0>; max-frequency = <50000000>; + keep-power-in-suspend; + enable-sdio-wakeup; } -- 2.7.4