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/allwi 4 $id: http://devicetree.org/schemas/sound/allwinner,sun50i-a64-codec-analog.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Allwinner A64 Analog Codec !! 7 title: Allwinner A64 Analog Codec Device Tree Bindings
8 8
9 maintainers: 9 maintainers:
10 - Chen-Yu Tsai <wens@csie.org> 10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <mripard@kernel.org> 11 - Maxime Ripard <mripard@kernel.org>
12 12
13 properties: 13 properties:
14 compatible: 14 compatible:
15 const: allwinner,sun50i-a64-codec-analog 15 const: allwinner,sun50i-a64-codec-analog
16 16
17 reg: 17 reg:
18 maxItems: 1 18 maxItems: 1
19 19
20 cpvdd-supply: 20 cpvdd-supply:
21 description: 21 description:
22 Regulator for the headphone amplifier 22 Regulator for the headphone amplifier
23 <<
24 allwinner,internal-bias-resistor: <<
25 description: <<
26 Enable the internal 2.2K bias resistor b <<
27 type: boolean <<
28 23
29 required: 24 required:
30 - compatible 25 - compatible
31 - reg 26 - reg
32 - cpvdd-supply 27 - cpvdd-supply
33 28
34 additionalProperties: false 29 additionalProperties: false
35 30
36 examples: 31 examples:
37 - | 32 - |
38 codec_analog: codec-analog@1f015c0 { 33 codec_analog: codec-analog@1f015c0 {
39 compatible = "allwinner,sun50i-a64-codec 34 compatible = "allwinner,sun50i-a64-codec-analog";
40 reg = <0x01f015c0 0x4>; 35 reg = <0x01f015c0 0x4>;
41 cpvdd-supply = <®_eldo1>; 36 cpvdd-supply = <®_eldo1>;
42 }; 37 };
43 38
44 ... 39 ...
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