linux-kernel - Re: [PATCH 08/11] dt-bindings: usb: ci-hdrc-usb2: Fix handling pinctrl properties

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Message-ID: <20230629152335.GA3055525-robh@kernel.org>
Date:   Thu, 29 Jun 2023 09:23:35 -0600
From:   Rob Herring <robh@...nel.org>
To:     Konrad Dybcio <konrad.dybcio@...aro.org>
Cc:     cros-qcom-dts-watchers@...omium.org,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Benjamin Li <benl@...areup.com>,
        James Willcox <jwillcox@...areup.com>,
        Joseph Gates <jgates@...areup.com>,
        Stephan Gerhold <stephan@...hold.net>,
        Zac Crosby <zac@...areup.com>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Banajit Goswami <bgoswami@...cinc.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>, Lee Jones <lee@...nel.org>,
        Stephen Boyd <sboyd@...nel.org>,
        Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Xu Yang <xu.yang_2@....com>, Peng Fan <peng.fan@....com>,
        Christian Marangi <ansuelsmth@...il.com>,
        Wesley Cheng <quic_wcheng@...cinc.com>,
        Jun Nie <jun.nie@...aro.org>, Max Chen <mchen@...areup.com>,
        Shawn Guo <shawn.guo@...aro.org>,
        Vivek Gautam <vivek.gautam@...eaurora.org>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Vincent Knecht <vincent.knecht@...loo.org>,
        "Bryan O'Donoghue" <bryan.odonoghue@...aro.org>,
        Konrad Dybcio <konradybcio@...nel.org>,
        alsa-devel@...a-project.org, iommu@...ts.linux.dev,
        linux-usb@...r.kernel.org,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Leo Yan <leo.yan@...aro.org>,
        Andy Gross <andy.gross@...aro.org>
Subject: Re: [PATCH 08/11] dt-bindings: usb: ci-hdrc-usb2: Fix handling
 pinctrl properties

On Tue, Jun 27, 2023 at 06:24:24PM +0200, Konrad Dybcio wrote:
> Untangle the bit messy oneOf trees and add the missing pinctrl-2 mention
> to handle the different pinctrl combinations.
> 
> Fixes: 4c8375d35f72 ("dt-bindings: usb: ci-hdrc-usb2: convert to DT schema format")
> Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
> ---
>  .../devicetree/bindings/usb/ci-hdrc-usb2.yaml      | 27 ++++++----------------
>  1 file changed, 7 insertions(+), 20 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
> index 782402800d4a..24431a7adf3e 100644
> --- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
> +++ b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
> @@ -199,17 +199,6 @@ properties:
>        In case of HSIC-mode, "idle" and "active" pin modes are mandatory.
>        In this case, the "idle" state needs to pull down the data and
>        strobe pin and the "active" state needs to pull up the strobe pin.
> -    oneOf:
> -      - items:
> -          - const: idle
> -          - const: active

These are no longer valid values? The description still mentions them.

> -      - items:
> -          - const: default
> -          - enum:
> -              - host
> -              - device
> -      - items:
> -          - const: default
>  
>    pinctrl-0:
>      maxItems: 1
> @@ -357,17 +346,15 @@ allOf:
>              - const: active
>      else:
>        properties:
> +        pinctrl-2:

This should be implicitly allowed. Is it not?

I'm reallly at a loss as to what problem this patch solves.

> +          maxItems: 1
> +
>          pinctrl-names:
>            minItems: 1
> -          maxItems: 2
> -          oneOf:
> -            - items:
> -                - const: default
> -                - enum:
> -                    - host
> -                    - device
> -            - items:
> -                - const: default
> +          items:
> +            - const: default
> +            - const: host
> +            - const: device
>    - if:
>        properties:
>          compatible:
> 
> -- 
> 2.41.0
>