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