dt-bindings: arm: hisilicon: convert hisilicon,hip04-fabric bindings to json-schema

Convert the Hisilicon Fabric controller binding to DT schema format using
json-schema.
Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Link: https://lore.kernel.org/r/20200929141454.2312-14-thunder.leizhen@huawei.comSigned-off-by: Rob Herring <robh@kernel.org>

Documentation/devicetree/bindings/arm/hisilicon/controller/hip04-fabric.yaml

+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/arm/hisilicon/controller/hip04-fabric.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Hisilicon Fabric controller
+
+maintainers:
+  - Wei Xu <xuwei5@hisilicon.com>
+
+description: Hisilicon Fabric controller
+
+properties:
+  compatible:
+    items:
+      - const: hisilicon,hip04-fabric
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+...

Documentation/devicetree/bindings/arm/hisilicon/controller/hisilicon,hip04-fabric.txt

-Fabric:
-
-Required Properties:
-- compatible: "hisilicon,hip04-fabric";
-- reg: Address and size of Fabric