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Message-ID: <26a7eb74-7f54-4ade-a761-ce08e85f2a93@quicinc.com>
Date:   Wed, 15 Nov 2023 10:03:04 -0500
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Subject: Re: [PATCH] dt-bindings: phy: Document sm8450 pcie phys as having 4
 clocks
Content-Language: en-US
To:     Johan Hovold <johan@kernel.org>
CC:     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>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
        <linux-arm-msm@vger.kernel.org>, <linux-phy@lists.infradead.org>,
        <devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>
References: <20231103230339.966792-1-quic_eberman@quicinc.com>
 <ZVRwKaUTDBaYsnQS@hovoldconsulting.com>
From:   Elliot Berman <quic_eberman@quicinc.com>
In-Reply-To: <ZVRwKaUTDBaYsnQS@hovoldconsulting.com>
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On 11/15/2023 2:15 AM, Johan Hovold wrote:
> On Fri, Nov 03, 2023 at 04:03:38PM -0700, Elliot Berman wrote:
>> I noticed while running make dtbs_check that
>> qcom,sm8450-qmp-gen3x1-pcie-phy and qcom,sm8450-qmp-gen4x2-pcie-phy have
>> 4 clocks, not 5. There was also a typo for the 8450 bindings:
>> s/gen3x2/gen4x2/.
>>
>> Update the bindings to reflect the correct number of required clocks.
>>
>> Cc: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
>> Fixes: 505fb2541678 ("dt-bindings: phy: migrate QMP PCIe PHY bindings to qcom,sc8280xp-qmp-pcie-phy.yaml")
>> Signed-off-by: Elliot Berman <quic_eberman@quicinc.com>
>> ---
>>  .../bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml | 16 ++++++++++++++--
>>  1 file changed, 14 insertions(+), 2 deletions(-)
>>
>> diff --git a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml
>> index 2c3d6553a7ba..1768f2016a9f 100644
>> --- a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml
>> +++ b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml
>> @@ -128,6 +128,20 @@ allOf:
>>          reg:
>>            maxItems: 1
>>  
>> +  - if:
>> +      properties:
>> +        compatible:
>> +          contains:
>> +            enum:
>> +              - qcom,sm8450-qmp-gen3x1-pcie-phy
>> +              - qcom,sm8450-qmp-gen4x2-pcie-phy
>> +    then:
>> +      properties:
>> +        clocks:
>> +          minItems: 4
>> +        clock-names:
>> +          minItems: 4
>> +
> 
> I'm not sure which tree you think you're looking at but this is clearly
> not correct.
> 
> The phy nodes in arch/arm64/boot/dts/qcom/sm8450.dtsi have five clocks
> defined.
> 

You're right, next now has 5 clocks for 8450. -next vs. tip of tree strikes me again :)

I'll send out a fix for just the typo tomorrow/Friday when I do another sweep of
dtbs_check (on next/master instead of torvalds/master).

> Johan