dt-bindings: Add device-tree bindings for gic-interrupt-router

Add device tree bindings for qcom,gic-interrupt-router.

Change-Id: Ibb0b8e8a2c0ac875476d61f1ce54e76673818f15

bindings/soc/qcom/qcom,gic-interrupt-router.yaml

@@ -0,0 +1,31 @@
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/qcom/qcom,gic-interrupt-router.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Technologies, Inc. GIC Interrupt Router
+
+properties:
+  compatible:
+    Usage: required
+    Value type: <string>
+    Definition: Must be "qcom,gic-intr-routing"
+
+  qcom,gic-class0-cpus:
+    Usage: required
+    Value type: <prop-encoded-array>
+    Definition: List of CPUs in GIC class 0.
+
+  qcom,gic-class1-cpus:
+    Usage: required
+    Value type: <prop-encoded-array>
+    Definition: List of CPUs in GIC class 1.
+
+examples:
+  - |+
+    qcom,gic-interrupt-router {
+      compatible = "qcom,gic-intr-routing";
+      qcom,gic-class0-cpus = <0 1 2 3>;
+      qcom,gic-class1-cpus = <4 5 6 7>;
+    };
+...