xref: /linux/Documentation/devicetree/bindings/dma/allwinner,sun4i-a10-dma.yaml (revision f7f0adfe64de08803990dc4cbecd2849c04e314a) 
1# SPDX-License-Identifier: GPL-2.0
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/dma/allwinner,sun4i-a10-dma.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Allwinner A10 DMA Controller
8
9maintainers:
10  - Chen-Yu Tsai <wens@csie.org>
11  - Maxime Ripard <mripard@kernel.org>
12
13allOf:
14  - $ref: dma-controller.yaml#
15
16properties:
17  "#dma-cells":
18    const: 2
19    description:
20      The first cell is either 0 or 1, the former to use the normal
21      DMA, 1 for dedicated DMA. The second cell is the request line
22      number.
23
24  compatible:
25    enum:
26      - allwinner,sun4i-a10-dma
27      - allwinner,suniv-f1c100s-dma
28
29  reg:
30    maxItems: 1
31
32  interrupts:
33    maxItems: 1
34
35  clocks:
36    maxItems: 1
37
38required:
39  - "#dma-cells"
40  - compatible
41  - reg
42  - interrupts
43  - clocks
44
45additionalProperties: false
46
47examples:
48  - |
49    dma: dma-controller@1c02000 {
50        compatible = "allwinner,sun4i-a10-dma";
51        reg = <0x01c02000 0x1000>;
52        interrupts = <27>;
53        clocks = <&ahb_gates 6>;
54        #dma-cells = <2>;
55    };
56
57...
58