On Tue, Aug 18, 2020 at 11:50:27AM +0800, Cheng-Yi Chiang wrote: > Add devicetree bindings documentation file for sc7180 sound card. > > Signed-off-by: Cheng-Yi Chiang <cychiang@xxxxxxxxxxxx> > --- > .../bindings/sound/qcom,sc7180.yaml | 127 ++++++++++++++++++ > 1 file changed, 127 insertions(+) > create mode 100644 Documentation/devicetree/bindings/sound/qcom,sc7180.yaml > > diff --git a/Documentation/devicetree/bindings/sound/qcom,sc7180.yaml b/Documentation/devicetree/bindings/sound/qcom,sc7180.yaml > new file mode 100644 > index 000000000000..b5cdaa0fe559 > --- /dev/null > +++ b/Documentation/devicetree/bindings/sound/qcom,sc7180.yaml > @@ -0,0 +1,127 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/sound/qcom,sc7180.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Qualcomm Technologies Inc. SC7180 ASoC sound card driver > + > +maintainers: > + - Rohit kumar <rohitkr@xxxxxxxxxxxxxx> > + - Cheng-Yi Chiang <cychiang@xxxxxxxxxxxx> > + > +description: > + This binding describes the SC7180 sound card which uses LPASS for audio. > + > +properties: > + compatible: > + contains: Drop contains. Should be exactly the string listed. > + const: qcom,sc7180-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. > + > + model: > + $ref: /schemas/types.yaml#/definitions/string > + description: User specified audio sound card name > + > + aux-dev: > + $ref: /schemas/types.yaml#/definitions/phandle > + description: phandle of the codec for headset detection > + > + "#address-cells": > + const: 1 > + > + "#size-cells": > + const: 0 > + > +patternProperties: > + "^dai-link(@[0-9]+)?$": Unit addresses are hex. Do you really have more than 10? > + 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 > + > + reg: > + description: dai link address. > + $ref: /schemas/types.yaml#/definitions/uint32 reg already has a type. Drop. > + maxItems: 1 > + > + cpu: > + description: Holds subnode which indicates cpu dai. > + type: object > + properties: > + sound-dai: true > + > + codec: > + description: Holds subnode which indicates codec dai. > + type: object > + properties: > + sound-dai: true > + > + required: > + - link-name > + - cpu > + - codec > + > + additionalProperties: false > + > +required: > + - compatible > + - model > + - "#address-cells" > + - "#size-cells" > + > +additionalProperties: false > + > +examples: > + > + - | > + sound { > + compatible = "qcom,sc7180-sndcard"; > + model = "sc7180-snd-card"; > + > + audio-routing = > + "Headphone Jack", "HPOL", > + "Headphone Jack", "HPOR"; > + > + aux-dev = <&alc5682>; > + > + #address-cells = <1>; > + #size-cells = <0>; > + > + dai-link@0 { > + link-name = "MultiMedia0"; > + reg = <0>; > + cpu { > + sound-dai = <&lpass_cpu 0>; > + }; > + > + codec { > + sound-dai = <&alc5682 0>; > + }; > + }; > + > + dai-link@1 { > + link-name = "MultiMedia1"; > + reg = <1>; > + cpu { > + sound-dai = <&lpass_cpu 1>; > + }; > + > + codec { > + sound-dai = <&max98357a>; > + }; > + }; > + }; > -- > 2.28.0.220.ged08abb693-goog >
