Messages in this thread Patch in this message | | | From | Ziyuan Xu <> | Subject | [PATCH 1/2] Documentation: mmc: sdhci-of-arasan: add description of power domain | Date | Sat, 27 Aug 2016 21:41:02 +0800 |
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Add power domain as a optional property for sdhci-of-arasan, which can be truned off in the so-called unused condition, such as suspend and remove. Aim to lower power requirements.
Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
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Documentation/devicetree/bindings/mmc/arasan,sdhci.txt | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt b/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt index 3404afa..3f5189c 100644 --- a/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt +++ b/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt @@ -1,12 +1,14 @@ Device Tree Bindings for the Arasan SDHCI Controller - The bindings follow the mmc[1], clock[2], interrupt[3] and phy[4] bindings. + The bindings follow the mmc[1], clock[2], interrupt[3], phy[4] and power + domain[5] bindings. Only deviations are documented here. [1] Documentation/devicetree/bindings/mmc/mmc.txt [2] Documentation/devicetree/bindings/clock/clock-bindings.txt [3] Documentation/devicetree/bindings/interrupt-controller/interrupts.txt [4] Documentation/devicetree/bindings/phy/phy-bindings.txt + [5] Documentation/devicetree/bindings/power/power_domain.txt Required Properties: - compatible: Compatibility string. One of: @@ -36,6 +38,8 @@ Optional Properties: - #clock-cells: If specified this should be the value <0>. With this property in place we will export a clock representing the Card Clock. This clock is expected to be consumed by our PHY. You must also specify + - power-domains: A phandle of and PM domain as specifier defined by bindings + of the power controller specified by phandle. Example: sdhci@e0100000 { -- 2.9.2
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