1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/sound/rockc 4 $id: http://devicetree.org/schemas/sound/rockchip-spdif.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Rockchip SPDIF transceiver 7 title: Rockchip SPDIF transceiver
8 8
9 description: 9 description:
10 The S/PDIF audio block is a stereo transceiv 10 The S/PDIF audio block is a stereo transceiver that allows the
11 processor to receive and transmit digital au 11 processor to receive and transmit digital audio via a coaxial or
12 fibre cable. 12 fibre cable.
13 13
14 maintainers: 14 maintainers:
15 - Heiko Stuebner <heiko@sntech.de> 15 - Heiko Stuebner <heiko@sntech.de>
16 16
17 properties: 17 properties:
18 compatible: 18 compatible:
19 oneOf: 19 oneOf:
20 - const: rockchip,rk3066-spdif 20 - const: rockchip,rk3066-spdif
21 - const: rockchip,rk3228-spdif 21 - const: rockchip,rk3228-spdif
22 - const: rockchip,rk3328-spdif 22 - const: rockchip,rk3328-spdif
23 - const: rockchip,rk3366-spdif 23 - const: rockchip,rk3366-spdif
24 - const: rockchip,rk3368-spdif 24 - const: rockchip,rk3368-spdif
25 - const: rockchip,rk3399-spdif 25 - const: rockchip,rk3399-spdif
26 - const: rockchip,rk3568-spdif 26 - const: rockchip,rk3568-spdif
27 - items: 27 - items:
28 - enum: 28 - enum:
29 - rockchip,rk3128-spdif 29 - rockchip,rk3128-spdif
30 - rockchip,rk3188-spdif 30 - rockchip,rk3188-spdif
31 - rockchip,rk3288-spdif 31 - rockchip,rk3288-spdif
32 - rockchip,rk3308-spdif 32 - rockchip,rk3308-spdif
33 - const: rockchip,rk3066-spdif 33 - const: rockchip,rk3066-spdif
34 34
35 reg: 35 reg:
36 maxItems: 1 36 maxItems: 1
37 37
38 interrupts: 38 interrupts:
39 maxItems: 1 39 maxItems: 1
40 40
41 clocks: 41 clocks:
42 items: 42 items:
43 - description: clock for SPDIF bus 43 - description: clock for SPDIF bus
44 - description: clock for SPDIF controlle 44 - description: clock for SPDIF controller
45 45
46 clock-names: 46 clock-names:
47 items: 47 items:
48 - const: mclk 48 - const: mclk
49 - const: hclk 49 - const: hclk
50 50
51 dmas: 51 dmas:
52 maxItems: 1 52 maxItems: 1
53 53
54 dma-names: 54 dma-names:
55 const: tx 55 const: tx
56 56
57 power-domains: 57 power-domains:
58 maxItems: 1 58 maxItems: 1
59 59
60 rockchip,grf: 60 rockchip,grf:
61 $ref: /schemas/types.yaml#/definitions/pha 61 $ref: /schemas/types.yaml#/definitions/phandle
62 description: 62 description:
63 The phandle of the syscon node for the G 63 The phandle of the syscon node for the GRF register.
64 Required property on RK3288. 64 Required property on RK3288.
65 65
66 "#sound-dai-cells": 66 "#sound-dai-cells":
67 const: 0 67 const: 0
68 68
69 required: 69 required:
70 - compatible 70 - compatible
71 - reg 71 - reg
72 - interrupts 72 - interrupts
73 - clocks 73 - clocks
74 - clock-names 74 - clock-names
75 - dmas 75 - dmas
76 - dma-names 76 - dma-names
77 - "#sound-dai-cells" 77 - "#sound-dai-cells"
78 78
79 allOf: 79 allOf:
80 - $ref: dai-common.yaml# 80 - $ref: dai-common.yaml#
81 - if: 81 - if:
82 properties: 82 properties:
83 compatible: 83 compatible:
84 contains: 84 contains:
85 const: rockchip,rk3288-spdif 85 const: rockchip,rk3288-spdif
86 then: 86 then:
87 required: 87 required:
88 - rockchip,grf 88 - rockchip,grf
89 89
90 unevaluatedProperties: false 90 unevaluatedProperties: false
91 91
92 examples: 92 examples:
93 - | 93 - |
94 #include <dt-bindings/clock/rk3188-cru.h> 94 #include <dt-bindings/clock/rk3188-cru.h>
95 #include <dt-bindings/interrupt-controller 95 #include <dt-bindings/interrupt-controller/arm-gic.h>
96 spdif: spdif@1011e000 { 96 spdif: spdif@1011e000 {
97 compatible = "rockchip,rk3188-spdif", "r 97 compatible = "rockchip,rk3188-spdif", "rockchip,rk3066-spdif";
98 reg = <0x1011e000 0x2000>; 98 reg = <0x1011e000 0x2000>;
99 interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_ 99 interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
100 clocks = <&cru SCLK_SPDIF>, <&cru HCLK_S 100 clocks = <&cru SCLK_SPDIF>, <&cru HCLK_SPDIF>;
101 clock-names = "mclk", "hclk"; 101 clock-names = "mclk", "hclk";
102 dmas = <&dmac1_s 8>; 102 dmas = <&dmac1_s 8>;
103 dma-names = "tx"; 103 dma-names = "tx";
104 #sound-dai-cells = <0>; 104 #sound-dai-cells = <0>;
105 }; 105 };
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