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Commit e5d0e9c5 authored by Abhilash Kesavan's avatar Abhilash Kesavan Committed by Chris Ball
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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: default avatarAbhilash Kesavan <a.kesavan@samsung.com>
Signed-off-by: default avatarChris Ball <cjb@laptop.org>
parent 9f2f7cce

Documentation/devicetree/bindings/mmc/mmc.txt

+6 −0
Original line number Diff line number Diff line
@@ -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;

}