linux-kernel - Re: [PATCH 1/2] dt-bindings: phy: qcom,qmp: Add PCIe qcom,refclk-always-on property

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Message-ID: <9ce28fea-ab3e-0737-6749-3e00be6cc380@quicinc.com>
Date:   Tue, 7 Nov 2023 15:21:51 +0530
From:   Krishna Chaitanya Chundru <quic_krichai@...cinc.com>
To:     Bjorn Andersson <andersson@...nel.org>
CC:     Andy Gross <agross@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Vinod Koul <vkoul@...nel.org>,
        Kishon Vijay Abraham I <kishon@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        <linux-arm-msm@...r.kernel.org>, <linux-phy@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <quic_vbadigan@...cinc.com>, <quic_ramkri@...cinc.com>,
        <quic_nitegupt@...cinc.com>, <quic_skananth@...cinc.com>,
        <quic_vpernami@...cinc.com>, <quic_parass@...cinc.com>
Subject: Re: [PATCH 1/2] dt-bindings: phy: qcom,qmp: Add PCIe
 qcom,refclk-always-on property


On 11/6/2023 9:50 PM, Bjorn Andersson wrote:
> On Mon, Nov 06, 2023 at 05:22:34PM +0530, Krishna chaitanya chundru wrote:
>> Document qcom,refclk-always-on property which is needed in some platforms
>> to supply refclk even in PCIe low power states.
>>
>> Signed-off-by: Krishna chaitanya chundru <quic_krichai@...cinc.com>
>> ---
>>   .../devicetree/bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml          | 5 +++++
>>   1 file changed, 5 insertions(+)
>>
>> 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..9daf0556ed3b 100644
>> --- a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml
>> +++ b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml
>> @@ -93,6 +93,11 @@ properties:
>>     "#phy-cells":
>>       const: 0
>>   
>> +  qcom,refclk-always-on:
>> +    type: boolean
>> +    description: A boolean property indicating the refclk is
>> +      always on even in Low power states (optional)
> As with the driver patch, please improve this description (and use your
> 80 characters).
>
>
> It would also be preferable to capture (or at least indicate) the
> problem that this flash is working around - so that future readers
> doesn't need to go look in the commit history for the phy driver to
> figure out what this is doing.
>
> Regards,
> Bjorn

Sure I will update this in my next patch.

- Krishna Chaitanya.

>> +
>>   required:
>>     - compatible
>>     - reg
>>
>> -- 
>> 2.42.0
>>