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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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$id: http://devicetree.org/schemas/sound/samsung,midas-audio.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Samsung Midas audio complex with WM1811 codec
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maintainers:
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- Sylwester Nawrocki <s.nawrocki@samsung.com>
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2026-01-29 22:25:33 +08:00
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allOf:
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- $ref: sound-card-common.yaml#
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properties:
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compatible:
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const: samsung,midas-audio
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cpu:
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type: object
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additionalProperties: false
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properties:
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sound-dai:
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maxItems: 1
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description: phandle to the I2S controller
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required:
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- sound-dai
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codec:
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type: object
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additionalProperties: false
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properties:
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sound-dai:
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maxItems: 1
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description: phandle to the WM1811 CODEC
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required:
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- sound-dai
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samsung,audio-routing:
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deprecated: true
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$ref: /schemas/types.yaml#/definitions/non-unique-string-array
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description: |
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List of the connections between audio components; each entry is
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a pair of strings, the first being the connection's sink, the second
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being the connection's source; valid names for sources and sinks are
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the WM1811's pins (as documented in its binding), and the jacks
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on the board: HP, SPK, Main Mic, Sub Mic, Headset Mic.
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Deprecated, use audio-routing.
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mic-bias-supply:
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description: Supply for the micbias on the Main microphone
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submic-bias-supply:
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description: Supply for the micbias on the Sub microphone
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fm-sel-gpios:
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maxItems: 1
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description: GPIO pin for FM selection
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lineout-sel-gpios:
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maxItems: 1
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description: GPIO pin for line out selection
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required:
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- compatible
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- cpu
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- codec
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- audio-routing
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- mic-bias-supply
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- submic-bias-supply
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unevaluatedProperties: 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,midas-audio";
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model = "Midas";
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fm-sel-gpios = <&gpaa0 3 GPIO_ACTIVE_HIGH>;
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mic-bias-supply = <&mic_bias_reg>;
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submic-bias-supply = <&submic_bias_reg>;
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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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"SPK", "SPKOUTRN",
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"SPK", "SPKOUTRP",
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"RCV", "HPOUT2N",
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"RCV", "HPOUT2P",
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"IN1LP", "Main Mic",
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"IN1LN", "Main Mic",
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"IN1RP", "Sub Mic",
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"IN1LP", "Sub Mic";
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cpu {
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sound-dai = <&i2s0>;
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};
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codec {
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sound-dai = <&wm1811>;
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};
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};
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