| 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,wm8960.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Wolfson WM8960 audio codec |
| 8 | |
| 9 | maintainers: |
| 10 | - patches@opensource.cirrus.com |
| 11 | |
| 12 | properties: |
| 13 | compatible: |
| 14 | const: wlf,wm8960 |
| 15 | |
| 16 | reg: |
| 17 | maxItems: 1 |
| 18 | |
| 19 | clocks: |
| 20 | maxItems: 1 |
| 21 | |
| 22 | clock-names: |
| 23 | items: |
| 24 | - const: mclk |
| 25 | |
| 26 | '#sound-dai-cells': |
| 27 | const: 0 |
| 28 | |
| 29 | AVDD-supply: |
| 30 | description: Analogue supply. |
| 31 | |
| 32 | DBVDD-supply: |
| 33 | description: Digital Buffer Supply. |
| 34 | |
| 35 | DCVDD-supply: |
| 36 | description: Digital Core Supply. |
| 37 | |
| 38 | SPKVDD1-supply: |
| 39 | description: Supply for speaker drivers 1. |
| 40 | |
| 41 | SPKVDD2-supply: |
| 42 | description: Supply for speaker drivers 2. |
| 43 | |
| 44 | wlf,capless: |
| 45 | type: boolean |
| 46 | description: |
| 47 | If present, OUT3 pin will be enabled and disabled together with HP_L and |
| 48 | HP_R pins in response to jack detect events. |
| 49 | |
| 50 | wlf,gpio-cfg: |
| 51 | $ref: /schemas/types.yaml#/definitions/uint32-array |
| 52 | maxItems: 2 |
| 53 | description: | |
| 54 | A list of GPIO configuration register values. |
| 55 | - gpio-cfg[0]: ALRCGPIO of R9 (Audio interface) |
| 56 | - gpio-cfg[1]: {GPIOPOL:GPIOSEL[2:0]} of R48 (Additional Control 4). |
| 57 | |
| 58 | wlf,hp-cfg: |
| 59 | $ref: /schemas/types.yaml#/definitions/uint32-array |
| 60 | maxItems: 3 |
| 61 | description: | |
| 62 | A list of headphone jack detect configuration register values: |
| 63 | - hp-cfg[0]: HPSEL[1:0] of R48 (Additional Control 4). |
| 64 | - hp-cfg[1]: {HPSWEN:HPSWPOL} of R24 (Additional Control 2). |
| 65 | - hp-cfg[2]: {TOCLKSEL:TOEN} of R23 (Additional Control 1). |
| 66 | |
| 67 | wlf,shared-lrclk: |
| 68 | type: boolean |
| 69 | description: |
| 70 | If present, the LRCM bit of R24 (Additional control 2) gets set, |
| 71 | indicating that ADCLRC and DACLRC pins will be disabled only when ADC |
| 72 | (Left and Right) and DAC (Left and Right) are disabled. |
| 73 | When WM8960 works on synchronize mode and DACLRC pin is used to supply |
| 74 | frame clock, it will no frame clock for captrue unless enable DAC to |
| 75 | enable DACLRC pin. If shared-lrclk is present, no need to enable DAC for |
| 76 | captrue. |
| 77 | |
| 78 | required: |
| 79 | - compatible |
| 80 | - reg |
| 81 | |
| 82 | allOf: |
| 83 | - $ref: dai-common.yaml# |
| 84 | |
| 85 | unevaluatedProperties: false |
| 86 | |
| 87 | examples: |
| 88 | - | |
| 89 | i2c { |
| 90 | #address-cells = <1>; |
| 91 | #size-cells = <0>; |
| 92 | |
| 93 | audio-codec@1a { |
| 94 | compatible = "wlf,wm8960"; |
| 95 | reg = <0x1a>; |
| 96 | clocks = <&clks 0>; |
| 97 | clock-names = "mclk"; |
| 98 | #sound-dai-cells = <0>; |
| 99 | wlf,hp-cfg = <3 2 3>; |
| 100 | wlf,gpio-cfg = <1 3>; |
| 101 | wlf,shared-lrclk; |
| 102 | DCVDD-supply = <®_audio>; |
| 103 | DBVDD-supply = <®_audio>; |
| 104 | AVDD-supply = <®_audio>; |
| 105 | SPKVDD1-supply = <®_audio>; |
| 106 | SPKVDD2-supply = <®_audio>; |
| 107 | }; |
| 108 | }; |