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Linux kernel mirror (for testing)
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1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/dma/fsl,mxs-dma.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Freescale Direct Memory Access (DMA) Controller from i.MX23/i.MX28
8
9maintainers:
10 - Marek Vasut <marex@denx.de>
11
12allOf:
13 - $ref: dma-controller.yaml#
14 - if:
15 properties:
16 compatible:
17 contains:
18 const: fsl,imx8qxp-dma-apbh
19 then:
20 required:
21 - power-domains
22 else:
23 properties:
24 power-domains: false
25
26properties:
27 compatible:
28 oneOf:
29 - items:
30 - enum:
31 - fsl,imx6q-dma-apbh
32 - fsl,imx6sx-dma-apbh
33 - fsl,imx7d-dma-apbh
34 - fsl,imx8dxl-dma-apbh
35 - fsl,imx8mm-dma-apbh
36 - fsl,imx8mn-dma-apbh
37 - fsl,imx8mp-dma-apbh
38 - fsl,imx8mq-dma-apbh
39 - fsl,imx8qm-dma-apbh
40 - fsl,imx8qxp-dma-apbh
41 - const: fsl,imx28-dma-apbh
42 - enum:
43 - fsl,imx23-dma-apbh
44 - fsl,imx23-dma-apbx
45 - fsl,imx28-dma-apbh
46 - fsl,imx28-dma-apbx
47 reg:
48 maxItems: 1
49
50 clocks:
51 maxItems: 1
52
53 interrupts:
54 minItems: 4
55 maxItems: 16
56
57 "#dma-cells":
58 const: 1
59
60 dma-channels:
61 enum: [4, 8, 16]
62
63 power-domains:
64 maxItems: 1
65
66required:
67 - compatible
68 - reg
69 - "#dma-cells"
70 - dma-channels
71 - interrupts
72
73additionalProperties: false
74
75examples:
76 - |
77 interrupt-parent = <&irqc>;
78
79 dma-controller@80004000 {
80 compatible = "fsl,imx28-dma-apbh";
81 reg = <0x80004000 0x2000>;
82 interrupts = <82 83 84 85
83 88 88 88 88
84 88 88 88 88
85 87 86 0 0>;
86 #dma-cells = <1>;
87 dma-channels = <16>;
88 };
89
90 dma-controller@80024000 {
91 compatible = "fsl,imx28-dma-apbx";
92 reg = <0x80024000 0x2000>;
93 interrupts = <78 79 66 0
94 80 81 68 69
95 70 71 72 73
96 74 75 76 77>;
97 #dma-cells = <1>;
98 dma-channels = <16>;
99 };
100
101...