2023-08-30 17:31:07 +02:00
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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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$id: http://devicetree.org/schemas/sound/mt8186-mt6366-rt1019-rt5682s.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Mediatek MT8186 with MT6366, RT1019 and RT5682S ASoC sound card driver
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maintainers:
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- Jiaxin Yu <jiaxin.yu@mediatek.com>
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description:
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This binding describes the MT8186 sound card.
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properties:
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compatible:
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enum:
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- mediatek,mt8186-mt6366-rt1019-rt5682s-sound
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- mediatek,mt8186-mt6366-rt5682s-max98360-sound
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mediatek,platform:
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2023-10-24 12:59:35 +02:00
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$ref: /schemas/types.yaml#/definitions/phandle
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2023-08-30 17:31:07 +02:00
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description: The phandle of MT8186 ASoC platform.
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dmic-gpios:
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maxItems: 1
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description:
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dmic-gpios optional prop for switching between two DMICs.
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Ex, the GPIO can control a MUX HW component to select
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dmic clk and data form a Front or Rear dmic.
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headset-codec:
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type: object
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additionalProperties: false
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properties:
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sound-dai:
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maxItems: 1
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required:
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- sound-dai
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playback-codecs:
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type: object
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additionalProperties: false
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properties:
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sound-dai:
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items:
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- description: phandle of dp codec
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- description: phandle of l channel speaker codec
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- description: phandle of r channel speaker codec
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minItems: 2
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required:
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- sound-dai
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mediatek,adsp:
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$ref: /schemas/types.yaml#/definitions/phandle
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description: The phandle of MT8186 ADSP platform.
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mediatek,dai-link:
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$ref: /schemas/types.yaml#/definitions/string-array
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description:
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A list of the desired dai-links in the sound card. Each entry is a
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name defined in the machine driver.
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additionalProperties: false
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required:
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- compatible
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- mediatek,platform
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- headset-codec
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- playback-codecs
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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sound: mt8186-sound {
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compatible = "mediatek,mt8186-mt6366-rt1019-rt5682s-sound";
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mediatek,platform = <&afe>;
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pinctrl-names = "aud_clk_mosi_off",
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"aud_clk_mosi_on",
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"aud_gpio_dmic_sec";
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pinctrl-0 = <&aud_clk_mosi_off>;
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pinctrl-1 = <&aud_clk_mosi_on>;
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pinctrl-2 = <&aud_gpio_dmic_sec>;
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dmic-gpios = <&pio 23 GPIO_ACTIVE_HIGH>;
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headset-codec {
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sound-dai = <&rt5682s>;
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};
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playback-codecs {
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sound-dai = <&it6505dptx>,
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<&rt1019p>;
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};
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};
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...
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