Document the Lantiq Xway SoC DMA Controller DT bindings.

Signed-off-by: Aleksander Jan Bajkowski <[email protected]>
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 .../bindings/mips/lantiq/lantiq,dma-xway.yaml | 32 +++++++++++++++++++
 1 file changed, 32 insertions(+)
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Documentation/devicetree/bindings/mips/lantiq/lantiq,dma-xway.yaml

diff --git a/Documentation/devicetree/bindings/mips/lantiq/lantiq,dma-xway.yaml 
b/Documentation/devicetree/bindings/mips/lantiq/lantiq,dma-xway.yaml
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@@ -0,0 +1,32 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mips/lantiq/lantiq,dma-xway.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Lantiq Xway SoCs DMA Controller DT bindings
+
+maintainers:
+  - John Crispin <[email protected]>
+
+properties:
+  compatible:
+    items:
+      - enum:
+          - lantiq,dma-xway
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    dma@e104100 {
+        compatible = "lantiq,dma-xway";
+        reg = <0xe104100 0x800>;
+    };
-- 
2.20.1

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