dt-bindings: input: pm8941-pwrkey: Convert pm8941 power key binding to yaml

Convert qcom pm8941 power key binding from .txt to .yaml format.

The example has been removed in favour of full example being
available in the qcom,pon.yaml binding.

Signed-off-by: satya priya <[email protected]>
Reviewed-by: Rob Herring <[email protected]>
Reviewed-by: Stephen Boyd <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Dmitry Torokhov <[email protected]>

Author: satya priya

Documentation/devicetree/bindings/input/qcom,pm8941-pwrkey.txt

@@ -0,0 +1,51 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/input/qcom,pm8941-pwrkey.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm PM8941 PMIC Power Key
+
+maintainers:
+  - Courtney Cavin <[email protected]>
+  - Vinod Koul <[email protected]>
+
+allOf:
+  - $ref: input.yaml#
+
+properties:
+  compatible:
+    enum:
+      - qcom,pm8941-pwrkey
+      - qcom,pm8941-resin
+      - qcom,pmk8350-pwrkey
+      - qcom,pmk8350-resin
+
+  interrupts:
+    maxItems: 1
+
+  debounce:
+    description: |
+          Time in microseconds that key must be pressed or
+          released for state change interrupt to trigger.
+    $ref: /schemas/types.yaml#/definitions/uint32
+
+  bias-pull-up:
+    description: |
+           Presence of this property indicates that the KPDPWR_N
+           pin should be configured for pull up.
+    $ref: /schemas/types.yaml#/definitions/flag
+
+  linux,code:
+    description: |
+           The input key-code associated with the power key.
+           Use the linux event codes defined in
+           include/dt-bindings/input/linux-event-codes.h
+           When property is omitted KEY_POWER is assumed.
+
+required:
+  - compatible
+  - interrupts
+
+unevaluatedProperties: false
+...