Imx-akcodec is a new added machine driver for supporting ak4458/ak5558/ak5552/ak4497 codec on i.MX platforms. Signed-off-by: Shengjiu Wang <shengjiu.wang@xxxxxxx> --- .../bindings/sound/imx-audio-akcodec.yaml | 60 +++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/imx-audio-akcodec.yaml diff --git a/Documentation/devicetree/bindings/sound/imx-audio-akcodec.yaml b/Documentation/devicetree/bindings/sound/imx-audio-akcodec.yaml new file mode 100644 index 000000000000..7419bf7224e9 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/imx-audio-akcodec.yaml @@ -0,0 +1,60 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/imx-audio-akcodec.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP i.MX audio complex with AK4458/AK5558/AK5552/AK4497 codec + +maintainers: + - Shengjiu Wang <shengjiu.wang@xxxxxxx> + +properties: + compatible: + enum: + - fsl,imx8mq-audio-ak4458 + - fsl,imx8mq-audio-ak4497 + - fsl,imx8mq-audio-ak5558 + - fsl,imx-audio-ak4497 + - fsl,imx-audio-ak4458 + - fsl,imx-audio-ak5558 + - fsl,imx-audio-ak5552 + + model: + $ref: /schemas/types.yaml#/definitions/string + description: User specified audio sound card name + + audio-cpu: + $ref: /schemas/types.yaml#/definitions/phandle + description: The phandle of a CPU DAI controller + + audio-codec: + description: The phandle of Codec DAI controllers, there are two + controllers maximum. + + audio-asrc: + $ref: /schemas/types.yaml#/definitions/phandle + description: The phandle of ASRC. It can be absent if there's no + need to add ASRC support via DPCM. + + fsl,tdm: + $ref: /schemas/types.yaml#/definitions/flag + description: | + This is a boolean property. If present, the TDM mode is enabled. + +required: + - compatible + - model + - audio-cpu + - audio-codec + +additionalProperties: false + +examples: + - | + sound-ak4458 { + compatible = "fsl,imx-audio-ak4458"; + model = "ak4458-audio"; + audio-cpu = <&sai1>; + audio-codec = <&ak4458_1>, <&ak4458_2>; + }; -- 2.17.1
