dt-bindings: Add devicetree bindings

Add snapshot of device tree bindings from keystone common kernel, branch
"android-mainline-keystone-qcom-release" at c4c12103f9c0 ("Snap for 9228065
from e32903b9a63bb558df8b803b076619c53c16baad to
android-mainline-keystone-qcom-release").

Change-Id: I7682079615cbd9f29340a5c1f2a1d84ec441a1f1
Signed-off-by: Melody Olvera <quic_molvera@quicinc.com>

bindings/input/input.yaml

@@ -0,0 +1,64 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/input/input.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Common input schema binding
+
+maintainers:
+  - Dmitry Torokhov <dmitry.torokhov@gmail.com>
+
+properties:
+  autorepeat:
+    description: Enable autorepeat when key is pressed and held down.
+    type: boolean
+
+  linux,keycodes:
+    description:
+      Specifies an array of numeric keycode values to be used for reporting
+      button presses.
+    $ref: /schemas/types.yaml#/definitions/uint32-array
+    items:
+      minimum: 0
+      maximum: 0x2ff
+
+  linux,code:
+    description:
+      Specifies a single numeric keycode value to be used for reporting
+      button/switch events. Specify KEY_RESERVED (0) to opt out of event
+      reporting.
+    $ref: /schemas/types.yaml#/definitions/uint32
+    maximum: 0x2ff
+
+  linux,input-type:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum:
+      - 1   # EV_KEY
+      - 2   # EV_REL
+      - 3   # EV_ABS
+      - 5   # EV_SW
+    description:
+      Specifies whether the event is to be interpreted as a key, relative,
+      absolute, or switch.
+
+  poll-interval:
+    description: Poll interval time in milliseconds.
+    $ref: /schemas/types.yaml#/definitions/uint32
+
+  power-off-time-sec:
+    description:
+      Duration in seconds which the key should be kept pressed for device to
+      power off automatically. Device with key pressed shutdown feature can
+      specify this property.
+
+  reset-time-sec:
+    description:
+      Duration in seconds which the key should be kept pressed for device to
+      reset automatically. Device with key pressed reset feature can specify
+      this property.
+
+dependencies:
+  linux,input-type: [ "linux,code" ]
+
+additionalProperties: true