1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 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/rockc 4 $id: http://devicetree.org/schemas/sound/rockchip,rk3328-codec.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Rockchip rk3328 internal codec 7 title: Rockchip rk3328 internal codec
8 8
9 maintainers: 9 maintainers:
10 - Heiko Stuebner <heiko@sntech.de> 10 - Heiko Stuebner <heiko@sntech.de>
11 allOf: <<
12 - $ref: dai-common.yaml# <<
13 <<
14 11
15 properties: 12 properties:
16 compatible: 13 compatible:
17 const: rockchip,rk3328-codec 14 const: rockchip,rk3328-codec
18 15
19 reg: 16 reg:
20 maxItems: 1 17 maxItems: 1
21 18
22 clocks: 19 clocks:
23 items: 20 items:
24 - description: clock for audio codec 21 - description: clock for audio codec
25 - description: clock for I2S master cloc 22 - description: clock for I2S master clock
26 23
27 clock-names: 24 clock-names:
28 items: 25 items:
29 - const: pclk 26 - const: pclk
30 - const: mclk 27 - const: mclk
31 28
32 rockchip,grf: 29 rockchip,grf:
33 $ref: /schemas/types.yaml#/definitions/pha 30 $ref: /schemas/types.yaml#/definitions/phandle
34 description: 31 description:
35 The phandle of the syscon node for the G 32 The phandle of the syscon node for the GRF register.
36 33
37 spk-depop-time-ms: 34 spk-depop-time-ms:
38 default: 200 35 default: 200
39 description: 36 description:
40 Speaker depop time in msec. 37 Speaker depop time in msec.
41 38
42 mute-gpios: 39 mute-gpios:
43 maxItems: 1 40 maxItems: 1
44 description: 41 description:
45 GPIO specifier for external line driver 42 GPIO specifier for external line driver control (typically the
46 dedicated GPIO_MUTE pin) 43 dedicated GPIO_MUTE pin)
47 44
48 "#sound-dai-cells": 45 "#sound-dai-cells":
49 const: 0 46 const: 0
50 47
51 required: 48 required:
52 - compatible 49 - compatible
53 - reg 50 - reg
54 - clocks 51 - clocks
55 - clock-names 52 - clock-names
56 - rockchip,grf 53 - rockchip,grf
57 - "#sound-dai-cells" 54 - "#sound-dai-cells"
58 <<
59 unevaluatedProperties: false <<
60 55
61 examples: 56 examples:
62 - | 57 - |
63 #include <dt-bindings/gpio/gpio.h> 58 #include <dt-bindings/gpio/gpio.h>
64 #include <dt-bindings/clock/rk3328-cru.h> 59 #include <dt-bindings/clock/rk3328-cru.h>
65 codec: codec@ff410000 { 60 codec: codec@ff410000 {
66 compatible = "rockchip,rk3328-codec"; 61 compatible = "rockchip,rk3328-codec";
67 reg = <0xff410000 0x1000>; 62 reg = <0xff410000 0x1000>;
68 clocks = <&cru PCLK_ACODECPHY>, <&cru SC 63 clocks = <&cru PCLK_ACODECPHY>, <&cru SCLK_I2S1>;
69 clock-names = "pclk", "mclk"; 64 clock-names = "pclk", "mclk";
70 rockchip,grf = <&grf>; 65 rockchip,grf = <&grf>;
71 mute-gpios = <&grf_gpio 0 GPIO_ACTIVE_LO 66 mute-gpios = <&grf_gpio 0 GPIO_ACTIVE_LOW>;
72 spk-depop-time-ms = <100>; 67 spk-depop-time-ms = <100>;
73 #sound-dai-cells = <0>; 68 #sound-dai-cells = <0>;
74 }; 69 };
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