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In-Reply-To: <01734d96-bed2-4f7e-bbba-7068f14c822b@linaro.org>
From: Shengjiu Wang <shengjiu.wang@gmail.com>
Date: Mon, 8 Apr 2024 16:01:42 +0800
Message-ID: <CAA+D8ANiKH7Oc+KAjD_BMp9P2EVeM8Q6dLGFCC8a83bJXUpPEA@mail.gmail.com>
Subject: Re: [PATCH v2] ASoC: dt-bindings: imx-audio-spdif: convert to YAML
To: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Cc: Shengjiu Wang <shengjiu.wang@nxp.com>, lgirdwood@gmail.com, broonie@kernel.org, 
	robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, 
	linux-sound@vger.kernel.org, devicetree@vger.kernel.org, 
	linux-kernel@vger.kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, 
	kernel@pengutronix.de, festevam@gmail.com, imx@lists.linux.dev, 
	linux-arm-kernel@lists.infradead.org
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On Mon, Apr 8, 2024 at 3:55=E2=80=AFPM Krzysztof Kozlowski
<krzysztof.kozlowski@linaro.org> wrote:
>
> On 08/04/2024 09:27, Shengjiu Wang wrote:
> > Convert the imx-audio-spdif binding to YAML.
> >
> > When testing dtbs_check, found below compatible strings
> > are not listed in document:
> >
> > fsl,imx-sabreauto-spdif
> > fsl,imx6sx-sdb-spdif
> >
> > So add them in yaml file to pass the test.
> >
> > Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
> > ---
> > changes in v2:
> > - change file name to imx-spdif.yaml
>
> How does your compatible look like? fsl,imx-audio-spdif, so use that.

Oh, it seems I misunderstood your meaning. you think the name should
be the same as compatible string...

>
> > - remove |
> > - add anyof for spdif-in and spdif-out requirement
> > - change example name to sound
> >
>
> > diff --git a/Documentation/devicetree/bindings/sound/imx-spdif.yaml b/D=
ocumentation/devicetree/bindings/sound/imx-spdif.yaml
> > new file mode 100644
> > index 000000000000..beb214b51a50
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/sound/imx-spdif.yaml
> > @@ -0,0 +1,70 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/sound/imx-spdif.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Freescale i.MX audio complex with S/PDIF transceiver
> > +
> > +maintainers:
> > +  - Shengjiu Wang <shengjiu.wang@nxp.com>
> > +
> > +properties:
> > +  compatible:
> > +    oneOf:
> > +      - items:
> > +          - enum:
> > +              - fsl,imx-audio-spdif> +          - enum:
> > +              - fsl,imx-sabreauto-spdif
> > +              - fsl,imx6sx-sdb-spdif
>
> This does not make much sense. You have mixed fallback with specific
> compatible. I suggest you to fix your DTS and submit proper bindings.

ok.

>
> > +      - enum:
> > +          - fsl,imx-audio-spdif
> > +
> > +  model:
> > +    $ref: /schemas/types.yaml#/definitions/string
> > +    description: User specified audio sound card name
> > +
> > +  spdif-controller:
> > +    $ref: /schemas/types.yaml#/definitions/phandle
> > +    description: The phandle of the i.MX S/PDIF controller
> > +
> > +  spdif-out:
> > +    type: boolean
> > +    description:
> > +      If present, the transmitting function of S/PDIF will be enabled,
> > +      indicating there's a physical S/PDIF out connector or jack on th=
e
> > +      board or it's connecting to some other IP block, such as an HDMI
> > +      encoder or display-controller.
> > +
> > +  spdif-in:
> > +    type: boolean
> > +    description:
> > +      If present, the receiving function of S/PDIF will be enabled,
> > +      indicating there is a physical S/PDIF in connector/jack on the b=
oard.
> > +
> > +required:
> > +  - compatible
> > +  - model
> > +  - spdif-controller
> > +
> > +anyOf:
> > +  - required:
> > +      - spdif-in
> > +  - required:
> > +      - spdif-out
> > +  - required:
> > +      - spdif-out
> > +      - spdif-in
>
> Do you need the last required block?

Yes,  one of them or both are required.

>
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  - |
> > +    sound {
>
> That's a random change...
>
> Instead of sending two patches per day, please carefully address the
> feedback.

In v1 you suggest to change it to spdif?  but spdif may conflict
with the fsl,spdif.yaml.   so which name I should use?

best regards
wang shengjiu
>
> > +        compatible =3D "fsl,imx-audio-spdif";
> > +        model =3D "imx-spdif";
> > +        spdif-controller =3D <&spdif>;
> > +        spdif-out;
> > +        spdif-in;
> > +    };
>
> Best regards,
> Krzysztof
>