| 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/rohm,bd28623.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: ROHM BD28623MUV Class D speaker amplifier for digital input |
| 8 | |
| 9 | description: |
| 10 | This codec does not have any control buses such as I2C, it detect |
| 11 | format and rate of I2S signal automatically. It has two signals |
| 12 | that can be connected to GPIOs reset and mute. |
| 13 | |
| 14 | maintainers: |
| 15 | - Katsuhiro Suzuki <katsuhiro@katsuster.net> |
| 16 | |
| 17 | allOf: |
| 18 | - $ref: dai-common.yaml# |
| 19 | |
| 20 | properties: |
| 21 | compatible: |
| 22 | const: rohm,bd28623 |
| 23 | |
| 24 | "#sound-dai-cells": |
| 25 | const: 0 |
| 26 | |
| 27 | VCCA-supply: |
| 28 | description: |
| 29 | regulator phandle for the VCCA (for analog) power supply |
| 30 | |
| 31 | VCCP1-supply: |
| 32 | description: |
| 33 | regulator phandle for the VCCP1 (for ch1) power supply |
| 34 | |
| 35 | VCCP2-supply: |
| 36 | description: |
| 37 | regulator phandle for the VCCP2 (for ch2) power supply |
| 38 | |
| 39 | reset-gpios: |
| 40 | maxItems: 1 |
| 41 | description: |
| 42 | GPIO specifier for the active low reset line |
| 43 | |
| 44 | mute-gpios: |
| 45 | maxItems: 1 |
| 46 | description: |
| 47 | GPIO specifier for the active low mute line |
| 48 | |
| 49 | required: |
| 50 | - compatible |
| 51 | - VCCA-supply |
| 52 | - VCCP1-supply |
| 53 | - VCCP2-supply |
| 54 | - "#sound-dai-cells" |
| 55 | |
| 56 | unevaluatedProperties: false |
| 57 | |
| 58 | examples: |
| 59 | - | |
| 60 | #include <dt-bindings/gpio/gpio.h> |
| 61 | codec { |
| 62 | compatible = "rohm,bd28623"; |
| 63 | #sound-dai-cells = <0>; |
| 64 | |
| 65 | VCCA-supply = <&vcc_reg>; |
| 66 | VCCP1-supply = <&vcc_reg>; |
| 67 | VCCP2-supply = <&vcc_reg>; |
| 68 | reset-gpios = <&gpio 0 GPIO_ACTIVE_LOW>; |
| 69 | mute-gpios = <&gpio 1 GPIO_ACTIVE_LOW>; |
| 70 | }; |