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 <20230411131740.GA2913234-robh@kernel.org>
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From:   Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Date:   Tue, 11 Apr 2023 16:22:48 +0200
Message-ID: <CACMJSevSygrwzKdYNGKCgtdjuAQcVyqL3LvKonyat=EHCaNPzg@mail.gmail.com>
Subject: Re: [PATCH v2 2/5] dt-bindings: phy: qmp-ufs: describe the UFS PHY
 for sa8775p
To:     Rob Herring <robh@kernel.org>
Cc:     Bartosz Golaszewski <brgl@bgdev.pl>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Konrad Dybcio <konrad.dybcio@linaro.org>,
        Vinod Koul <vkoul@kernel.org>,
        Kishon Vijay Abraham I <kishon@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Manivannan Sadhasivam <mani@kernel.org>,
        Alim Akhtar <alim.akhtar@samsung.com>,
        Avri Altman <avri.altman@wdc.com>,
        Bart Van Assche <bvanassche@acm.org>,
        linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-scsi@vger.kernel.org
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On Tue, 11 Apr 2023 at 15:17, Rob Herring <robh@kernel.org> wrote:
>
> On Thu, Apr 06, 2023 at 09:47:00PM +0200, Bartosz Golaszewski wrote:
> > From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
> >
> > Add a new compatible for the QMP UFS PHY found on sa8775p platforms and
> > update the clocks property to accommodate three clocks.
> >
> > Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
> > ---
> >  .../phy/qcom,sc8280xp-qmp-ufs-phy.yaml        | 26 ++++++++++++++++++-
> >  1 file changed, 25 insertions(+), 1 deletion(-)
> >
> > diff --git a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-ufs-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-ufs-phy.yaml
> > index cd0fbbd3593d..5bc93acccbad 100644
> > --- a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-ufs-phy.yaml
> > +++ b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-ufs-phy.yaml
> > @@ -16,6 +16,7 @@ description:
> >  properties:
> >    compatible:
> >      enum:
> > +      - qcom,sa8775p-qmp-ufs-phy
> >        - qcom,sc8280xp-qmp-ufs-phy
> >        - qcom,sm6125-qmp-ufs-phy
> >        - qcom,sm7150-qmp-ufs-phy
> > @@ -25,12 +26,15 @@ properties:
> >      maxItems: 1
> >
> >    clocks:
> > -    maxItems: 2
> > +    minItems: 2
> > +    maxItems: 3
> >
> >    clock-names:
> > +    minItems: 2
> >      items:
> >        - const: ref
> >        - const: ref_aux
> > +      - const: qref
> >
> >    power-domains:
> >      maxItems: 1
> > @@ -52,6 +56,26 @@ properties:
> >    "#phy-cells":
> >      const: 0
> >
> > +allOf:
> > +  - if:
> > +      properties:
> > +        compatible:
> > +          contains:
> > +            enum:
> > +              - qcom,sa8775p-qmp-ufs-phy
> > +    then:
> > +      properties:
> > +        clocks:
> > +          maxItems: 3
> > +        clock-names:
> > +          maxItems: 3
>
> The max is already 3. Did you mean 'minItems: 3' or 2 or 3 clocks are
> valid?
>

For this compatible only 3 clocks are valid so it should have been
minItems indeed.

Bartosz

> > +    else:
> > +      properties:
> > +        clocks:
> > +          maxItems: 2
> > +        clock-names:
> > +          maxItems: 2
> > +
> >  required:
> >    - compatible
> >    - reg
> > --
> > 2.37.2
> >