# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/qcom,sm8250.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm Technologies Inc. ASoC sound card drivers
maintainers:
- Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
description:
This bindings describes Qualcomm SoC based sound cards
which uses LPASS internal codec for audio.
properties:
compatible:
oneOf:
- items:
- enum:
- lenovo,yoga-c630-sndcard
- qcom,db845c-sndcard
- const: qcom,sdm845-sndcard
- enum:
- qcom,apq8016-sbc-sndcard
- qcom,msm8916-qdsp6-sndcard
- qcom,qrb5165-rb5-sndcard
- qcom,sc8280xp-sndcard
- qcom,sdm845-sndcard
- qcom,sm8250-sndcard
- qcom,sm8450-sndcard
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 power supplies,
MicBias of codec and the jacks on the board.
aux-devs:
$ref: /schemas/types.yaml#/definitions/phandle-array
description: |
List of phandles pointing to auxiliary devices, such
as amplifiers, to be added to the sound card.
model:
$ref: /schemas/types.yaml#/definitions/string
description: User visible long sound card name
pin-switches:
description: List of widget names for which pin switches should be created.
$ref: /schemas/types.yaml#/definitions/string-array
widgets:
description: User specified audio sound widgets.
$ref: /schemas/types.yaml#/definitions/non-unique-string-array
# Only valid for some compatibles (see allOf if below)
reg: true
reg-names: true
patternProperties:
".*-dai-link$":
description:
Each subnode represents a dai link. Subnodes of each dai links would be
cpu/codec dais.
type: object
properties:
link-name:
description: Indicates dai-link name and PCM stream name.
$ref: /schemas/types.yaml#/definitions/string
maxItems: 1
cpu:
description: Holds subnode which indicates cpu dai.
type: object
additionalProperties: false
properties:
sound-dai:
maxItems: 1
platform:
description: Holds subnode which indicates platform dai.
type: object
additionalProperties: false
properties:
sound-dai:
maxItems: 1
codec:
description: Holds subnode which indicates codec dai.
type: object
additionalProperties: false
properties:
sound-dai:
minItems: 1
maxItems: 4
required:
- link-name
- cpu
additionalProperties: false
required:
- compatible
- model
allOf:
- if:
properties:
compatible:
contains:
enum:
- qcom,apq8016-sbc-sndcard
- qcom,msm8916-qdsp6-sndcard
then:
properties:
reg:
items:
- description: Microphone I/O mux register address
- description: Speaker I/O mux register address
reg-names:
items:
- const: mic-iomux
- const: spkr-iomux
required:
- compatible
- model
- reg
- reg-names
else:
properties:
reg: false
reg-names: false
additionalProperties: false
examples:
- |
#include <dt-bindings/sound/qcom,q6afe.h>
#include <dt-bindings/sound/qcom,q6asm.h>
sound {
compatible = "qcom,qrb5165-rb5-sndcard";
model = "Qualcomm-qrb5165-RB5-WSA8815-Speakers-DMIC0";
audio-routing = "SpkrLeft IN", "WSA_SPK1 OUT",
"SpkrRight IN", "WSA_SPK2 OUT",
"VA DMIC0", "vdd-micb",
"VA DMIC1", "vdd-micb";
mm1-dai-link {
link-name = "MultiMedia0";
cpu {
sound-dai = <&q6asmdai MSM_FRONTEND_DAI_MULTIMEDIA1>;
};
};
mm2-dai-link {
link-name = "MultiMedia2";
cpu {
sound-dai = <&q6asmdai MSM_FRONTEND_DAI_MULTIMEDIA2>;
};
};
mm3-dai-link {
link-name = "MultiMedia3";
cpu {
sound-dai = <&q6asmdai MSM_FRONTEND_DAI_MULTIMEDIA3>;
};
};
hdmi-dai-link {
link-name = "HDMI Playback";
cpu {
sound-dai = <&q6afedai TERTIARY_MI2S_RX>;
};
platform {
sound-dai = <&q6routing>;
};
codec {
sound-dai = <<9611_codec 0>;
};
};
wsa-dai-link {
link-name = "WSA Playback";
cpu {
sound-dai = <&q6afedai WSA_CODEC_DMA_RX_0>;
};
platform {
sound-dai = <&q6routing>;
};
codec {
sound-dai = <&left_spkr>, <&right_spkr>, <&swr0 0>, <&wsamacro>;
};
};
va-dai-link {
link-name = "VA Capture";
cpu {
sound-dai = <&q6afedai VA_CODEC_DMA_TX_0>;
};
platform {
sound-dai = <&q6routing>;
};
codec {
sound-dai = <&vamacro 0>;
};
};
};
- |
#include <dt-bindings/sound/qcom,lpass.h>
sound@7702000 {
compatible = "qcom,apq8016-sbc-sndcard";
reg = <0x07702000 0x4>, <0x07702004 0x4>;
reg-names = "mic-iomux", "spkr-iomux";
model = "DB410c";
audio-routing =
"AMIC2", "MIC BIAS Internal2",
"AMIC3", "MIC BIAS External1";
pinctrl-0 = <&cdc_pdm_lines_act &ext_sec_tlmm_lines_act &ext_mclk_tlmm_lines_act>;
pinctrl-1 = <&cdc_pdm_lines_sus &ext_sec_tlmm_lines_sus &ext_mclk_tlmm_lines_sus>;
pinctrl-names = "default", "sleep";
quaternary-dai-link {
link-name = "ADV7533";
cpu {
sound-dai = <&lpass MI2S_QUATERNARY>;
};
codec {
sound-dai = <&adv_bridge 0>;
};
};
primary-dai-link {
link-name = "WCD";
cpu {
sound-dai = <&lpass MI2S_PRIMARY>;
};
codec {
sound-dai = <&lpass_codec 0>, <&wcd_codec 0>;
};
};
tertiary-dai-link {
link-name = "WCD-Capture";
cpu {
sound-dai = <&lpass MI2S_TERTIARY>;
};
codec {
sound-dai = <&lpass_codec 1>, <&wcd_codec 1>;
};
};
};
- |
#include <dt-bindings/sound/qcom,q6afe.h>
#include <dt-bindings/sound/qcom,q6asm.h>
sound@7702000 {
compatible = "qcom,msm8916-qdsp6-sndcard";
reg = <0x07702000 0x4>, <0x07702004 0x4>;
reg-names = "mic-iomux", "spkr-iomux";
model = "msm8916";
widgets =
"Speaker", "Speaker",
"Headphone", "Headphones";
pin-switches = "Speaker";
audio-routing =
"Speaker", "Speaker Amp OUT",
"Speaker Amp IN", "HPH_R",
"Headphones", "HPH_L",
"Headphones", "HPH_R",
"AMIC1", "MIC BIAS Internal1",
"AMIC2", "MIC BIAS Internal2",
"AMIC3", "MIC BIAS Internal3";
aux-devs = <&speaker_amp>;
pinctrl-names = "default", "sleep";
pinctrl-0 = <&cdc_pdm_lines_act>;
pinctrl-1 = <&cdc_pdm_lines_sus>;
mm1-dai-link {
link-name = "MultiMedia1";
cpu {
sound-dai = <&q6asmdai MSM_FRONTEND_DAI_MULTIMEDIA1>;
};
};
primary-dai-link {
link-name = "Primary MI2S";
cpu {
sound-dai = <&q6afedai PRIMARY_MI2S_RX>;
};
platform {
sound-dai = <&q6routing>;
};
codec {
sound-dai = <&lpass_codec 0>, <&wcd_codec 0>;
};
};
};