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|
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/samsung,aries-wm8994.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Samsung Aries audio complex with WM8994 codec
maintainers:
- Jonathan Bakker <xc-racer2@live.ca>
properties:
compatible:
enum:
# With FM radio and modem master
- samsung,aries-wm8994
# Without FM radio and modem slave
- samsung,fascinate4g-wm8994
model:
$ref: /schemas/types.yaml#/definitions/string
description: The user-visible name of this sound complex.
cpu:
type: object
properties:
sound-dai:
minItems: 2
maxItems: 2
description: |
phandles to the I2S controller and bluetooth codec,
in that order
required:
- sound-dai
codec:
type: object
properties:
sound-dai:
maxItems: 1
description: phandle to the WM8994 CODEC
required:
- sound-dai
samsung,audio-routing:
$ref: /schemas/types.yaml#/definitions/non-unique-string-array
description: |
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 for sources and sinks are the WM8994's pins (as
documented in its binding), and the jacks on the board -
For samsung,aries-wm8994: HP, SPK, RCV, LINE, Main Mic, Headset Mic,
or FM In
For samsung,fascinate4g-wm8994: HP, SPK, RCV, LINE, Main Mic,
or HeadsetMic
extcon:
description: Extcon phandle for dock detection
main-micbias-supply:
description: Supply for the micbias on the main mic
headset-micbias-supply:
description: Supply for the micbias on the headset mic
earpath-sel-gpios:
maxItems: 1
description: GPIO for switching between tv-out and mic paths
headset-detect-gpios:
maxItems: 1
description: GPIO for detection of headset insertion
headset-key-gpios:
maxItems: 1
description: GPIO for detection of headset key press
io-channels:
maxItems: 1
description: IO channel to read micbias voltage for headset detection
io-channel-names:
const: headset-detect
required:
- compatible
- model
- cpu
- codec
- samsung,audio-routing
- extcon
- main-micbias-supply
- headset-micbias-supply
- earpath-sel-gpios
- headset-detect-gpios
- headset-key-gpios
additionalProperties: false
examples:
- |
#include <dt-bindings/gpio/gpio.h>
sound {
compatible = "samsung,fascinate4g-wm8994";
model = "Fascinate4G";
extcon = <&fsa9480>;
main-micbias-supply = <&main_micbias_reg>;
headset-micbias-supply = <&headset_micbias_reg>;
earpath-sel-gpios = <&gpj2 6 GPIO_ACTIVE_HIGH>;
io-channels = <&adc 3>;
io-channel-names = "headset-detect";
headset-detect-gpios = <&gph0 6 GPIO_ACTIVE_HIGH>;
headset-key-gpios = <&gph3 6 GPIO_ACTIVE_HIGH>;
samsung,audio-routing =
"HP", "HPOUT1L",
"HP", "HPOUT1R",
"SPK", "SPKOUTLN",
"SPK", "SPKOUTLP",
"RCV", "HPOUT2N",
"RCV", "HPOUT2P",
"LINE", "LINEOUT2N",
"LINE", "LINEOUT2P",
"IN1LP", "Main Mic",
"IN1LN", "Main Mic",
"IN1RP", "Headset Mic",
"IN1RN", "Headset Mic";
pinctrl-names = "default";
pinctrl-0 = <&headset_det &earpath_sel>;
cpu {
sound-dai = <&i2s0>, <&bt_codec>;
};
codec {
sound-dai = <&wm8994>;
};
};
|
