1 # SPDX-License-Identifier: GPL-2.0-only OR BSD 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/sound/asahi 4 $id: http://devicetree.org/schemas/sound/asahi-kasei,ak4458.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: AK4458 audio DAC 7 title: AK4458 audio DAC
8 8
9 maintainers: 9 maintainers:
10 - Shengjiu Wang <shengjiu.wang@nxp.com> 10 - Shengjiu Wang <shengjiu.wang@nxp.com>
11 11
12 properties: 12 properties:
13 compatible: 13 compatible:
14 enum: 14 enum:
15 - asahi-kasei,ak4458 15 - asahi-kasei,ak4458
16 - asahi-kasei,ak4497 16 - asahi-kasei,ak4497
17 17
18 reg: 18 reg:
19 maxItems: 1 19 maxItems: 1
20 20
21 avdd-supply: 21 avdd-supply:
22 description: Analog power supply 22 description: Analog power supply
23 23
24 dvdd-supply: 24 dvdd-supply:
25 description: Digital power supply 25 description: Digital power supply
26 26
27 reset-gpios: 27 reset-gpios:
28 maxItems: 1 28 maxItems: 1
29 29
30 mute-gpios: 30 mute-gpios:
31 maxItems: 1 31 maxItems: 1
32 description: 32 description:
33 GPIO used to mute all the outputs 33 GPIO used to mute all the outputs
34 34
35 dsd-path: 35 dsd-path:
36 description: Select DSD input pins for ak4 36 description: Select DSD input pins for ak4497
37 $ref: /schemas/types.yaml#/definitions/uin 37 $ref: /schemas/types.yaml#/definitions/uint32
38 oneOf: 38 oneOf:
39 - const: 0 39 - const: 0
40 description: "select #16, #17, #19 pin 40 description: "select #16, #17, #19 pins"
41 - const: 1 41 - const: 1
42 description: "select #3, #4, #5 pins" 42 description: "select #3, #4, #5 pins"
43 43
44 required: 44 required:
45 - compatible 45 - compatible
46 - reg 46 - reg
47 47
48 allOf: 48 allOf:
49 - if: 49 - if:
50 properties: 50 properties:
51 compatible: 51 compatible:
52 contains: 52 contains:
53 const: asahi-kasei,ak4458 53 const: asahi-kasei,ak4458
54 54
55 then: 55 then:
56 properties: 56 properties:
57 dsd-path: false 57 dsd-path: false
58 58
59 additionalProperties: false 59 additionalProperties: false
60 60
61 examples: 61 examples:
62 - | 62 - |
63 #include <dt-bindings/gpio/gpio.h> 63 #include <dt-bindings/gpio/gpio.h>
64 i2c { 64 i2c {
65 #address-cells = <1>; 65 #address-cells = <1>;
66 #size-cells = <0>; 66 #size-cells = <0>;
67 codec@10 { 67 codec@10 {
68 compatible = "asahi-kasei,ak4458"; 68 compatible = "asahi-kasei,ak4458";
69 reg = <0x10>; 69 reg = <0x10>;
70 reset-gpios = <&gpio1 10 GPIO_ACTI 70 reset-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
71 mute-gpios = <&gpio1 11 GPIO_ACTIV 71 mute-gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>;
72 }; 72 };
73 }; 73 };
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