1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/dma/mediatek,mt7622-hsdma.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: MediaTek High-Speed DMA Controller
8
9 maintainers:
10 - Sean Wang <sean.wang@mediatek.com>
11
12 allOf:
13 - $ref: dma-controller.yaml#
14
15 properties:
16 compatible:
17 enum:
18 - mediatek,mt7622-hsdma
19 - mediatek,mt7623-hsdma
20
21 reg:
22 maxItems: 1
23
24 interrupts:
25 maxItems: 1
26
27 clocks:
28 maxItems: 1
29
30 clock-names:
31 const: hsdma
32
33 power-domains:
34 maxItems: 1
35
36 "#dma-cells":
37 description: Channel number
38 const: 1
39
40 required:
41 - reg
42 - interrupts
43 - clocks
44 - clock-names
45 - power-domains
46
47 unevaluatedProperties: false
48
49 examples:
50 - |
51 #include <dt-bindings/clock/mt2701-clk.h>
52 #include <dt-bindings/interrupt-controller/arm-gic.h>
53 #include <dt-bindings/power/mt2701-power.h>
54
55 dma-controller@1b007000 {
56 compatible = "mediatek,mt7623-hsdma";
57 reg = <0x1b007000 0x1000>;
58 interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_LOW>;
59 clocks = <ðsys CLK_ETHSYS_HSDMA>;
60 clock-names = "hsdma";
61 power-domains = <&scpsys MT2701_POWER_DOMAIN_ETH>;
62 #dma-cells = <1>;
63 };
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