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|
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/mt8186-mt6366-rt1019-rt5682s.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Mediatek MT8186 with MT6366, RT1019 and RT5682S ASoC sound card driver
maintainers:
- Jiaxin Yu <jiaxin.yu@mediatek.com>
description:
This binding describes the MT8186 sound card.
allOf:
- $ref: sound-card-common.yaml#
properties:
compatible:
enum:
- mediatek,mt8186-mt6366-rt1019-rt5682s-sound
- mediatek,mt8186-mt6366-rt5682s-max98360-sound
- mediatek,mt8186-mt6366-rt5650-sound
audio-routing:
$ref: /schemas/types.yaml#/definitions/non-unique-string-array
description:
A list of the connections between audio components. Each entry is a
pair of strings, the first being the connection's sink, the second
being the connection's source.
Valid names could be the input or output widgets of audio components,
power supplies, MicBias of codec and the software switch.
minItems: 2
items:
enum:
# Sinks
- HDMI1
- Headphone
- IN1P
- IN1N
- Line Out
- Speakers
# Sources
- Headset Mic
- HPOL
- HPOR
- Speaker
- SPOL
- SPOR
- TX
mediatek,platform:
$ref: /schemas/types.yaml#/definitions/phandle
description: The phandle of MT8186 ASoC platform.
dmic-gpios:
maxItems: 1
description:
dmic-gpios optional prop for switching between two DMICs.
Ex, the GPIO can control a MUX HW component to select
dmic clk and data form a Front or Rear dmic.
headset-codec:
type: object
deprecated: true
additionalProperties: false
properties:
sound-dai:
maxItems: 1
required:
- sound-dai
playback-codecs:
type: object
deprecated: true
additionalProperties: false
properties:
sound-dai:
items:
- description: phandle of dp codec
- description: phandle of l channel speaker codec
- description: phandle of r channel speaker codec
minItems: 2
required:
- sound-dai
mediatek,adsp:
$ref: /schemas/types.yaml#/definitions/phandle
description: The phandle of MT8186 ADSP platform.
mediatek,dai-link:
$ref: /schemas/types.yaml#/definitions/string-array
description:
A list of the desired dai-links in the sound card. Each entry is a
name defined in the machine driver.
patternProperties:
".*-dai-link$":
type: object
additionalProperties: false
description:
Container for dai-link level properties and CODEC sub-nodes.
properties:
link-name:
description: Indicates dai-link name and PCM stream name
enum: [ I2S0, I2S1, I2S2, I2S3 ]
codec:
description: Holds subnode which indicates codec dai.
type: object
additionalProperties: false
properties:
sound-dai:
minItems: 1
maxItems: 2
required:
- sound-dai
dai-format:
description: audio format
enum: [ i2s, right_j, left_j, dsp_a, dsp_b ]
mediatek,clk-provider:
$ref: /schemas/types.yaml#/definitions/string
description: Indicates dai-link clock master.
enum: [ cpu, codec ]
required:
- link-name
unevaluatedProperties: false
required:
- compatible
- mediatek,platform
# Disallow legacy properties if xxx-dai-link nodes are specified
if:
not:
patternProperties:
".*-dai-link$": false
then:
properties:
headset-codec: false
speaker-codecs: false
examples:
- |
#include <dt-bindings/gpio/gpio.h>
sound: mt8186-sound {
compatible = "mediatek,mt8186-mt6366-rt1019-rt5682s-sound";
model = "mt8186_rt1019_rt5682s";
pinctrl-names = "aud_clk_mosi_off",
"aud_clk_mosi_on",
"aud_gpio_dmic_sec";
pinctrl-0 = <&aud_clk_mosi_off>;
pinctrl-1 = <&aud_clk_mosi_on>;
pinctrl-2 = <&aud_gpio_dmic_sec>;
mediatek,platform = <&afe>;
dmic-gpios = <&pio 23 GPIO_ACTIVE_HIGH>;
audio-routing =
"Headphone", "HPOL",
"Headphone", "HPOR",
"IN1P", "Headset Mic",
"Speakers", "Speaker",
"HDMI1", "TX";
hs-playback-dai-link {
link-name = "I2S0";
dai-format = "i2s";
mediatek,clk-provider = "cpu";
codec {
sound-dai = <&rt5682s 0>;
};
};
hs-capture-dai-link {
link-name = "I2S1";
dai-format = "i2s";
mediatek,clk-provider = "cpu";
codec {
sound-dai = <&rt5682s 0>;
};
};
spk-hdmi-playback-dai-link {
link-name = "I2S3";
dai-format = "i2s";
mediatek,clk-provider = "cpu";
codec {
sound-dai = <&it6505dptx>, <&rt1019p>;
};
};
};
...
|
