Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / Documentation / devicetree / bindings / input / qcom,pm8941-pwrkey.txt

diff --git a/kernel/Documentation/devicetree/bindings/input/qcom,pm8941-pwrkey.txt b/kernel/Documentation/devicetree/bindings/input/qcom,pm8941-pwrkey.txt
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+Qualcomm PM8941 PMIC Power Key
+
+PROPERTIES
+
+- compatible:
+       Usage: required
+       Value type: <string>
+       Definition: must be one of:
+                   "qcom,pm8941-pwrkey"
+
+- reg:
+       Usage: required
+       Value type: <prop-encoded-array>
+       Definition: base address of registers for block
+
+- interrupts:
+       Usage: required
+       Value type: <prop-encoded-array>
+       Definition: key change interrupt; The format of the specifier is
+                   defined by the binding document describing the node's
+                   interrupt parent.
+
+- debounce:
+       Usage: optional
+       Value type: <u32>
+       Definition: time in microseconds that key must be pressed or released
+                   for state change interrupt to trigger.
+
+- bias-pull-up:
+       Usage: optional
+       Value type: <empty>
+       Definition: presence of this property indicates that the KPDPWR_N pin
+                   should be configured for pull up.
+
+EXAMPLE
+
+       pwrkey@800 {
+               compatible = "qcom,pm8941-pwrkey";
+               reg = <0x800>;
+               interrupts = <0x0 0x8 0 IRQ_TYPE_EDGE_BOTH>;
+               debounce = <15625>;
+               bias-pull-up;
+       };