74 lines
1.4 KiB
YAML
74 lines
1.4 KiB
YAML
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# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/sound/asahi-kasei,ak4458.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: AK4458 audio DAC
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maintainers:
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- Shengjiu Wang <shengjiu.wang@nxp.com>
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properties:
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compatible:
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enum:
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- asahi-kasei,ak4458
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- asahi-kasei,ak4497
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reg:
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maxItems: 1
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avdd-supply:
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description: Analog power supply
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dvdd-supply:
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description: Digital power supply
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reset-gpios:
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maxItems: 1
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mute-gpios:
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maxItems: 1
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description:
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GPIO used to mute all the outputs
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dsd-path:
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description: Select DSD input pins for ak4497
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$ref: /schemas/types.yaml#/definitions/uint32
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oneOf:
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- const: 0
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description: "select #16, #17, #19 pins"
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- const: 1
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description: "select #3, #4, #5 pins"
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required:
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- compatible
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- reg
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allOf:
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- if:
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properties:
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compatible:
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contains:
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const: asahi-kasei,ak4458
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then:
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properties:
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dsd-path: false
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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codec@10 {
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compatible = "asahi-kasei,ak4458";
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reg = <0x10>;
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reset-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
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mute-gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>;
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};
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};
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