xref: /linux/Documentation/devicetree/bindings/sound/allwinner,sun50i-h6-dmic.yaml (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0) 
1# SPDX-License-Identifier: (GPL-2.0+ OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/sound/allwinner,sun50i-h6-dmic.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Allwinner H6 DMIC
8
9maintainers:
10  - Ban Tao <fengzheng923@gmail.com>
11
12allOf:
13  - $ref: dai-common.yaml#
14
15properties:
16  compatible:
17    oneOf:
18      - items:
19          - enum:
20              - allwinner,sun20i-d1-dmic
21          - const: allwinner,sun50i-h6-dmic
22      - const: allwinner,sun50i-h6-dmic
23
24  "#sound-dai-cells":
25    const: 0
26
27  reg:
28    maxItems: 1
29
30  interrupts:
31    maxItems: 1
32
33  clocks:
34    items:
35      - description: Bus Clock
36      - description: Module Clock
37
38  clock-names:
39    items:
40      - const: bus
41      - const: mod
42
43  dmas:
44    items:
45      - description: RX DMA Channel
46
47  dma-names:
48    items:
49      - const: rx
50
51  resets:
52    maxItems: 1
53
54required:
55  - "#sound-dai-cells"
56  - compatible
57  - reg
58  - interrupts
59  - clocks
60  - clock-names
61  - dmas
62  - dma-names
63  - resets
64
65unevaluatedProperties: false
66
67examples:
68  - |
69    #include <dt-bindings/interrupt-controller/arm-gic.h>
70    #include <dt-bindings/interrupt-controller/irq.h>
71
72    #include <dt-bindings/clock/sun50i-h6-ccu.h>
73    #include <dt-bindings/reset/sun50i-h6-ccu.h>
74
75    dmic: dmic@5095000 {
76      #sound-dai-cells = <0>;
77      compatible = "allwinner,sun50i-h6-dmic";
78      reg = <0x05095000 0x400>;
79      interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
80      clocks = <&ccu CLK_BUS_DMIC>, <&ccu CLK_DMIC>;
81      clock-names = "bus", "mod";
82      dmas = <&dma 7>;
83      dma-names = "rx";
84      resets = <&ccu RST_BUS_DMIC>;
85    };
86
87...
88