Re: [PATCH v1 1/2] ASoC: qcom: dt-bindings: Add SM8250 sound card bindings

[Rob Herring <robh@kernel.org>]

On Wed, Oct 28, 2020 at 10:19 AM Srinivas Kandagatla
<srinivas.kandagatla@linaro.org> wrote:
>
>
>
> On 28/10/2020 15:01, Rob Herring wrote:
> > On Mon, Oct 26, 2020 at 05:09:46PM +0000, Srinivas Kandagatla wrote:
> >> This patch adds bindings required for SM8250 based soundcards
> >> for example Qualcomm Robotics RB5 Development Kit which makes
> >> use of ADSP and Internal LPASS codec.
> >
> > You didn't send to DT list...
>
> Ah.. my bad.. I did not realize that I missed it!
>
> >
> >>
> >> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
> >> ---
> >>   .../bindings/sound/qcom,sm8250.yaml           | 161 ++++++++++++++++++
> >>   1 file changed, 161 insertions(+)
> >>   create mode 100644 Documentation/devicetree/bindings/sound/qcom,sm8250.yaml
> >>
> >> diff --git a/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml b/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml
> >> new file mode 100644
> >> index 000000000000..b8f97fe6e92c
> >> --- /dev/null
> >> +++ b/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml
> >> @@ -0,0 +1,161 @@
> >> +# 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. SM8250 ASoC sound card driver
> >> +
> >> +maintainers:
> >> +  - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
> >> +
> >> +description:
> >> +  This bindings describes SC8250 SoC based sound cards
> >> +  which uses LPASS internal codec for audio.
> >> +
> >> +properties:
> >> +  compatible:
> >> +    oneOf:
> >> +      - const: qcom,qrb5165-rb5
> >> +      - items:
> >> +        - const: qcom,sm8250
> >
> > This collides with the top level SoC compatible resulting in:
> >
>
> I did run dt_binding_check before sending out this patch, I might have
> missed it somehow because the make dt_binding_check did not
> end/termnitate in any errors, however if I had scrolled 15-20 Page ups
> it does have this error log!

make -sk

:)

> > /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: $nodename:0: '/' was expected
> >       From schema: /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/arm/qcom.yaml
> > /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible: ['qcom,qrb5165-rb5'] is not valid under any of the given schemas (Possible causes of the failure):
> >       /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible: ['qcom,qrb5165-rb5'] is too short
> >       /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible:0: 'qcom,qrb5165-rb5' is not one of ['qcom,apq8016-sbc']
> >       /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible:0: 'qcom,qrb5165-rb5' is not one of ['qcom,apq8064-cm-qs600', 'qcom,apq8064-ifc6410']
> >       /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible:0: 'qcom,qrb5165-rb5' is not one of ['qcom,apq8074-dragonboard']
> >       /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible:0: 'qcom,qrb5165-rb5' is not one of ['qcom,apq8060-dragonboard', 'qcom,msm8660-surf']
> >       /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible:0: 'qcom,qrb5165-rb5' is not one of ['qcom,apq8084-mtp', 'qcom,apq8084-sbc']
> >       /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible:0: 'qcom,qrb5165-rb5' is not one of ['qcom,msm8960-cdp']
> >       /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible:0: 'qcom,qrb5165-rb5' is not one of ['fairphone,fp2', 'lge,hammerhead', 'sony,xperia-amami', 'sony,xperia-castor', 'sony,xperia-honami']
> >       /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible:0: 'qcom,msm8916-mtp/1' was expected
> >       /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible:0: 'qcom,qrb5165-rb5' is not one of ['longcheer,l8150', 'samsung,a3u-eur', 'samsung,a5u-eur']
> >       /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible:0: 'qcom,msm8996-mtp' was expected
> >       /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible:0: 'qcom,qrb5165-rb5' is not one of ['qcom,ipq4019-ap-dk04.1-c3', 'qcom,ipq4019-ap-dk07.1-c1', 'qcom,ipq4019-ap-dk07.1-c2', 'qcom,ipq4019-dk04.1-c1']
> >       /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible:0: 'qcom,qrb5165-rb5' is not one of ['qcom,ipq8064-ap148']
> >       /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible:0: 'qcom,qrb5165-rb5' is not one of ['qcom,ipq8074-hk01', 'qcom,ipq8074-hk10-c1', 'qcom,ipq8074-hk10-c2']
> >       /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible:0: 'qcom,qrb5165-rb5' is not one of ['qcom,sc7180-idp']
> >       /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible:0: 'qcom,qrb5165-rb5' is not one of ['xiaomi,lavender']
> >       /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/sound/qcom,sm8250.example.dt.yaml: sound: compatible:0: 'qcom,qrb5165-rb5' is not one of ['qcom,ipq6018-cp01-c1']
> >
> >       From schema: /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/arm/qcom.yaml
> >
> Documentation/devicetree/bindings/arm/qcom.yaml does have
> qcom,qrb5165-rb5 entry under [qcom,sm8250]
>
> Can you help me understand why is this not a valid compatible?

Those compatibles are used at the top level for the SoC. You can't use
the same compatible to mean 2 different things.

Rob