From 78be3176c4335b8ff3d9625ed3fc571e7d2ba8f4 Mon Sep 17 00:00:00 2001 From: Abhimanyu Kapur Date: Tue, 30 Jul 2013 17:05:28 -0700 Subject: power: reset: Add msm restart support Add support for restart and poweroff functionality present on MSM chipsets with the MPM2 ps-hold hardware. Signed-off-by: Abhimanyu Kapur Tested-by: Ivan T. Ivanov Reviewed-by: Stephen Boyd Signed-off-by: Anton Vorontsov --- .../devicetree/bindings/power_supply/msm-poweroff.txt | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 Documentation/devicetree/bindings/power_supply/msm-poweroff.txt (limited to 'Documentation/devicetree/bindings') diff --git a/Documentation/devicetree/bindings/power_supply/msm-poweroff.txt b/Documentation/devicetree/bindings/power_supply/msm-poweroff.txt new file mode 100644 index 0000000..ce44ad3 --- /dev/null +++ b/Documentation/devicetree/bindings/power_supply/msm-poweroff.txt @@ -0,0 +1,17 @@ +MSM Restart Driver + +A power supply hold (ps-hold) bit is set to power the msm chipsets. +Clearing that bit allows us to restart/poweroff. The difference +between poweroff and restart is determined by unique power manager IC +settings. + +Required Properties: +-compatible: "qcom,pshold" +-reg: Specifies the physical address of the ps-hold register + +Example: + + restart@fc4ab000 { + compatible = "qcom,pshold"; + reg = <0xfc4ab000 0x4>; + }; -- cgit v1.1