| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/sound/wlf,wm8962.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Wolfson WM8962 Ultra-Low Power Stereo CODEC |
| 8 | |
| 9 | maintainers: |
| 10 | - patches@opensource.cirrus.com |
| 11 | |
| 12 | allOf: |
| 13 | - $ref: dai-common.yaml# |
| 14 | |
| 15 | properties: |
| 16 | compatible: |
| 17 | const: wlf,wm8962 |
| 18 | |
| 19 | reg: |
| 20 | maxItems: 1 |
| 21 | |
| 22 | clocks: |
| 23 | maxItems: 1 |
| 24 | |
| 25 | interrupts: |
| 26 | maxItems: 1 |
| 27 | |
| 28 | "#sound-dai-cells": |
| 29 | const: 0 |
| 30 | |
| 31 | AVDD-supply: |
| 32 | description: Analogue supply. |
| 33 | |
| 34 | CPVDD-supply: |
| 35 | description: Charge pump power supply. |
| 36 | |
| 37 | DBVDD-supply: |
| 38 | description: Digital Buffer Supply. |
| 39 | |
| 40 | DCVDD-supply: |
| 41 | description: Digital Core Supply. |
| 42 | |
| 43 | MICVDD-supply: |
| 44 | description: Microphone bias amp supply. |
| 45 | |
| 46 | PLLVDD-supply: |
| 47 | description: PLL Supply |
| 48 | |
| 49 | SPKVDD1-supply: |
| 50 | description: Supply for left speaker drivers. |
| 51 | |
| 52 | SPKVDD2-supply: |
| 53 | description: Supply for right speaker drivers. |
| 54 | |
| 55 | spk-mono: |
| 56 | $ref: /schemas/types.yaml#/definitions/flag |
| 57 | description: |
| 58 | If present, the SPK_MONO bit of R51 (Class D Control 2) gets set, |
| 59 | indicating that the speaker is in mono mode. |
| 60 | |
| 61 | mic-cfg: |
| 62 | $ref: /schemas/types.yaml#/definitions/uint32 |
| 63 | description: |
| 64 | Default register value for R48 (Additional Control 4). |
| 65 | If absent, the default should be the register default. |
| 66 | |
| 67 | gpio-cfg: |
| 68 | $ref: /schemas/types.yaml#/definitions/uint32-array |
| 69 | minItems: 6 |
| 70 | maxItems: 6 |
| 71 | description: |
| 72 | A list of GPIO configuration register values. If absent, no |
| 73 | configuration of these registers is performed. Note that only values |
| 74 | within [0x0, 0xffff] are valid. Any other value is regarded as setting |
| 75 | the GPIO register to its reset value 0x0. |
| 76 | |
| 77 | port: |
| 78 | $ref: audio-graph-port.yaml# |
| 79 | unevaluatedProperties: false |
| 80 | |
| 81 | required: |
| 82 | - compatible |
| 83 | - reg |
| 84 | - AVDD-supply |
| 85 | - CPVDD-supply |
| 86 | - DBVDD-supply |
| 87 | - DCVDD-supply |
| 88 | - MICVDD-supply |
| 89 | - PLLVDD-supply |
| 90 | - SPKVDD1-supply |
| 91 | - SPKVDD2-supply |
| 92 | |
| 93 | unevaluatedProperties: false |
| 94 | |
| 95 | examples: |
| 96 | - | |
| 97 | #include <dt-bindings/clock/imx6qdl-clock.h> |
| 98 | |
| 99 | i2c { |
| 100 | #address-cells = <1>; |
| 101 | #size-cells = <0>; |
| 102 | |
| 103 | wm8962: codec@1a { |
| 104 | compatible = "wlf,wm8962"; |
| 105 | reg = <0x1a>; |
| 106 | clocks = <&clks IMX6QDL_CLK_CKO>; |
| 107 | DCVDD-supply = <®_audio>; |
| 108 | DBVDD-supply = <®_audio>; |
| 109 | AVDD-supply = <®_audio>; |
| 110 | CPVDD-supply = <®_audio>; |
| 111 | MICVDD-supply = <®_audio>; |
| 112 | PLLVDD-supply = <®_audio>; |
| 113 | SPKVDD1-supply = <®_audio>; |
| 114 | SPKVDD2-supply = <®_audio>; |
| 115 | gpio-cfg = < |
| 116 | 0x0000 /* 0:Default */ |
| 117 | 0x0000 /* 1:Default */ |
| 118 | 0x0013 /* 2:FN_DMICCLK */ |
| 119 | 0x0000 /* 3:Default */ |
| 120 | 0x8014 /* 4:FN_DMICCDAT */ |
| 121 | 0x0000 /* 5:Default */ |
| 122 | >; |
| 123 | }; |
| 124 | }; |