154 lines
3.7 KiB
YAML
154 lines
3.7 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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$id: http://devicetree.org/schemas/sound/samsung,aries-wm8994.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Samsung Aries audio complex with WM8994 codec
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maintainers:
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- Jonathan Bakker <xc-racer2@live.ca>
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properties:
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compatible:
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enum:
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# With FM radio and modem master
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- samsung,aries-wm8994
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# Without FM radio and modem slave
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- samsung,fascinate4g-wm8994
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model:
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$ref: /schemas/types.yaml#/definitions/string
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description: The user-visible name of this sound complex.
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cpu:
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type: object
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additionalProperties: false
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properties:
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sound-dai:
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minItems: 2
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maxItems: 2
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description: |
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phandles to the I2S controller and bluetooth codec,
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in that order
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required:
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- sound-dai
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codec:
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additionalProperties: false
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type: object
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properties:
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sound-dai:
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maxItems: 1
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description: phandle to the WM8994 CODEC
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required:
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- sound-dai
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samsung,audio-routing:
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$ref: /schemas/types.yaml#/definitions/non-unique-string-array
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description: |
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List of the connections between audio
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components; each entry is a pair of strings, the first being the
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connection's sink, the second being the connection's source;
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valid names for sources and sinks are the WM8994's pins (as
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documented in its binding), and the jacks on the board -
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For samsung,aries-wm8994: HP, SPK, RCV, LINE, Main Mic, Headset Mic,
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or FM In
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For samsung,fascinate4g-wm8994: HP, SPK, RCV, LINE, Main Mic,
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or HeadsetMic
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extcon:
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description: Extcon phandle for dock detection
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main-micbias-supply:
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description: Supply for the micbias on the main mic
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headset-micbias-supply:
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description: Supply for the micbias on the headset mic
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earpath-sel-gpios:
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maxItems: 1
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description: GPIO for switching between tv-out and mic paths
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headset-detect-gpios:
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maxItems: 1
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description: GPIO for detection of headset insertion
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headset-key-gpios:
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maxItems: 1
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description: GPIO for detection of headset key press
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io-channels:
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maxItems: 1
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description: IO channel to read micbias voltage for headset detection
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io-channel-names:
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const: headset-detect
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required:
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- compatible
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- model
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- cpu
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- codec
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- samsung,audio-routing
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- extcon
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- main-micbias-supply
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- headset-micbias-supply
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- earpath-sel-gpios
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- headset-detect-gpios
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- headset-key-gpios
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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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sound {
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compatible = "samsung,fascinate4g-wm8994";
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model = "Fascinate4G";
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extcon = <&fsa9480>;
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main-micbias-supply = <&main_micbias_reg>;
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headset-micbias-supply = <&headset_micbias_reg>;
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earpath-sel-gpios = <&gpj2 6 GPIO_ACTIVE_HIGH>;
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io-channels = <&adc 3>;
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io-channel-names = "headset-detect";
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headset-detect-gpios = <&gph0 6 GPIO_ACTIVE_HIGH>;
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headset-key-gpios = <&gph3 6 GPIO_ACTIVE_HIGH>;
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samsung,audio-routing =
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"HP", "HPOUT1L",
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"HP", "HPOUT1R",
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"SPK", "SPKOUTLN",
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"SPK", "SPKOUTLP",
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"RCV", "HPOUT2N",
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"RCV", "HPOUT2P",
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"LINE", "LINEOUT2N",
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"LINE", "LINEOUT2P",
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"IN1LP", "Main Mic",
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"IN1LN", "Main Mic",
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"IN1RP", "Headset Mic",
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"IN1RN", "Headset Mic";
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pinctrl-names = "default";
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pinctrl-0 = <&headset_det &earpath_sel>;
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cpu {
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sound-dai = <&i2s0>, <&bt_codec>;
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};
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codec {
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sound-dai = <&wm8994>;
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};
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};
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