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+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/dma/dma-router.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: DMA Router Generic Binding
+
+maintainers:
+ - Vinod Koul <vkoul@kernel.org>
+
+allOf:
+ - $ref: "dma-common.yaml#"
+
+description:
+ DMA routers are transparent IP blocks used to route DMA request
+ lines from devices to the DMA controller. Some SoCs (like TI DRA7x)
+ have more peripherals integrated with DMA requests than what the DMA
+ controller can handle directly.
+
+properties:
+ $nodename:
+ pattern: "^dma-router(@.*)?$"
+
+ dma-masters:
+ $ref: /schemas/types.yaml#/definitions/phandle-array
+ items:
+ maxItems: 1
+ description:
+ Array of phandles to the DMA controllers the router can direct
+ the signal to.
+
+ dma-requests:
+ description:
+ Number of incoming request lines the router can handle.
+
+required:
+ - "#dma-cells"
+ - dma-masters
+
+additionalProperties: true
+
+examples:
+ - |
+ sdma_xbar: dma-router@4a002b78 {
+ compatible = "ti,dra7-dma-crossbar";
+ reg = <0x4a002b78 0xfc>;
+ #dma-cells = <1>;
+ dma-requests = <205>;
+ ti,dma-safe-map = <0>;
+ dma-masters = <&sdma>;
+ };
+
+...