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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/dma/nxp,lpc3220-dmamux.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: DMA multiplexer for LPC32XX SoC (DMA request router)
maintainers:
- J.M.B. Downing <jonathan.downing@nautel.com>
- Piotr Wojtaszczyk <piotr.wojtaszczyk@timesys.com>
allOf:
- $ref: dma-router.yaml#
properties:
compatible:
const: nxp,lpc3220-dmamux
reg:
maxItems: 1
dma-masters:
description: phandle to a dma node compatible with arm,pl080
maxItems: 1
"#dma-cells":
const: 3
description: |
First two cells same as for device pointed in dma-masters.
Third cell represents mux value for the request.
required:
- compatible
- reg
- dma-masters
additionalProperties: false
examples:
- |
dma-router@7c {
compatible = "nxp,lpc3220-dmamux";
reg = <0x7c 0x8>;
dma-masters = <&dma>;
#dma-cells = <3>;
};
...
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