linux-kernel - Re: [PATCH 3/9] dt-bindings: clock: qcom: Add support for CAMCC for Kaanapali

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Message-ID: <b0541564-3ff2-4cfb-84ff-1d3d59449f86@oss.qualcomm.com>
Date: Fri, 26 Sep 2025 12:39:21 +0530
From: Taniya Das <taniya.das@....qualcomm.com>
To: Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        Taniya Das <quic_tdas@...cinc.com>,
        Jingyi Wang <jingyi.wang@....qualcomm.com>,
        Bjorn Andersson <andersson@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd
 <sboyd@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
 <conor+dt@...nel.org>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Vladimir Zapolskiy <vladimir.zapolskiy@...aro.org>,
        Jagadeesh Kona <quic_jkona@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Konrad Dybcio <konradybcio@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org, aiqun.yu@....qualcomm.com,
        tingwei.zhang@....qualcomm.com, trilok.soni@....qualcomm.com,
        yijie.yang@....qualcomm.com
Subject: Re: [PATCH 3/9] dt-bindings: clock: qcom: Add support for CAMCC for
 Kaanapali



On 9/25/2025 2:31 PM, Bryan O'Donoghue wrote:
> On 25/09/2025 09:46, Taniya Das wrote:
>>> BIST == Built In Self Test ?
>>>
>>> Can this not just be put into one camcc header ?
>> These are two different clock controllers CAMCC and CAM_BIST_MCLK they
>> should not be in the same header.
> 
> BIST means Built In Self Test ?

Yes Bryan, this refers to the self test. However, the hardware does
support functional clocks for the camera MCLK.

> 
> Is this really something to be upstreamed ?
> 

As this block supports the functional mclks we need them to be upstreamed.

-- 
Thanks,
Taniya Das