blob: ee9833dcc36cc8299e07005faab0fad8074a9023 [file] [log] [blame]
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/dma/renesas,rzn1-dmamux.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Renesas RZ/N1 DMA mux
maintainers:
- Miquel Raynal <miquel.raynal@bootlin.com>
allOf:
- $ref: dma-router.yaml#
properties:
compatible:
const: renesas,rzn1-dmamux
reg:
maxItems: 1
description: DMA mux first register offset within the system control parent.
'#dma-cells':
const: 6
description:
The first four cells are dedicated to the master DMA controller. The fifth
cell gives the DMA mux bit index that must be set starting from 0. The
sixth cell gives the binary value that must be written there, ie. 0 or 1.
dma-masters:
minItems: 1
maxItems: 2
dma-requests:
const: 32
required:
- reg
- dma-requests
additionalProperties: false
examples:
- |
dma-router@a0 {
compatible = "renesas,rzn1-dmamux";
reg = <0xa0 4>;
#dma-cells = <6>;
dma-masters = <&dma0 &dma1>;
dma-requests = <32>;
};