1 # SPDX-License-Identifier: (GPL-2.0-only OR BS
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/dma/renesas
5 $schema: http://devicetree.org/meta-schemas/co
6
7 title: Renesas RZ/N1 DMA mux
8
9 maintainers:
10 - Miquel Raynal <miquel.raynal@bootlin.com>
11
12 allOf:
13 - $ref: dma-router.yaml#
14
15 properties:
16 compatible:
17 const: renesas,rzn1-dmamux
18
19 reg:
20 maxItems: 1
21 description: DMA mux first register offset
22
23 '#dma-cells':
24 const: 6
25 description:
26 The first four cells are dedicated to th
27 cell gives the DMA mux bit index that mu
28 sixth cell gives the binary value that m
29
30 dma-masters:
31 minItems: 1
32 maxItems: 2
33
34 dma-requests:
35 const: 32
36
37 required:
38 - reg
39 - dma-requests
40
41 additionalProperties: false
42
43 examples:
44 - |
45 dma-router@a0 {
46 compatible = "renesas,rzn1-dmamux";
47 reg = <0xa0 4>;
48 #dma-cells = <6>;
49 dma-masters = <&dma0 &dma1>;
50 dma-requests = <32>;
51 };
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