linux-kernel - Re: [PATCH v3 2/5] ASoC: dt-bindings: support imx95's CM7 core

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Message-ID: <Z2BX1nfd3Y2FYQXf@lizhi-Precision-Tower-5810>
Date: Mon, 16 Dec 2024 11:39:50 -0500
From: Frank Li <Frank.li@....com>
To: Laurentiu Mihalcea <laurentiumihalcea111@...il.com>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Daniel Baluta <daniel.baluta@....com>,
	Mark Brown <broonie@...nel.org>,
	Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>,
	Takashi Iwai <tiwai@...e.com>,
	Bard Liao <yung-chuan.liao@...ux.intel.com>,
	Peter Ujfalusi <peter.ujfalusi@...ux.intel.com>,
	Jaroslav Kysela <perex@...ex.cz>,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
	linux-sound@...r.kernel.org, imx@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 2/5] ASoC: dt-bindings: support imx95's CM7 core

On Mon, Dec 16, 2024 at 09:50:36AM -0500, Laurentiu Mihalcea wrote:
> From: Laurentiu Mihalcea <laurentiu.mihalcea@....com>
>
> Add binding for imx95's CM7 core, used for audio processing.
>
> Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@....com>
> ---
>  .../bindings/sound/fsl,imx95-cm7-sof.yaml     | 44 +++++++++++++++++++
>  1 file changed, 44 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/sound/fsl,imx95-cm7-sof.yaml
>
> diff --git a/Documentation/devicetree/bindings/sound/fsl,imx95-cm7-sof.yaml b/Documentation/devicetree/bindings/sound/fsl,imx95-cm7-sof.yaml
> new file mode 100644
> index 000000000000..cc1eb358f288
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/fsl,imx95-cm7-sof.yaml
> @@ -0,0 +1,44 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/sound/fsl,imx95-cm7-sof.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: NXP imx95 CM7 core
> +
> +maintainers:
> +  - Daniel Baluta <daniel.baluta@....com>
> +
> +description: NXP imx95 CM7 core used for audio processing
> +
> +allOf:
> +  - $ref: fsl,sof-cpu.yaml#
> +

Generally, allOf should be move just before unevaluatedProperties in
case need if-else-then in future.

Frank

> +properties:
> +  compatible:
> +    const: fsl,imx95-cm7-sof
> +
> +  port:
> +    description: SAI3 port
> +    $ref: audio-graph-port.yaml#
> +    unevaluatedProperties: false
> +
> +required:
> +  - compatible
> +  - port
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    cm7-cpu@...00000 {
> +        compatible = "fsl,imx95-cm7-sof";
> +        reg = <0x80000000 0x6100000>;
> +        mboxes = <&mu7 2 0>, <&mu7 2 1>, <&mu7 3 0>, <&mu7 3 1>;
> +        mbox-names = "txdb0", "txdb1", "rxdb0", "rxdb1";
> +        memory-region = <&adma_res>;
> +        port {
> +          /* SAI3-WM8962 link */
> +          endpoint { remote-endpoint = <&wm8962_ep>; };
> +        };
> +    };
> --
> 2.34.1
>