linux-kernel - Re: [PATCH v4 12/18] clk: qcom: camcc-x1e80100: Move PLL & clk configuration to really probe

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Message-ID: <hymvgbzqup7d7o6kexvigwgdc3r3vlbjfvcb4x2czjuygqbmw7@ufxwky3r7ab6>
Date: Thu, 15 May 2025 00:22:53 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Jagadeesh Kona <quic_jkona@...cinc.com>
Cc: 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>,
        Konrad Dybcio <konradybcio@...nel.org>,
        Vladimir Zapolskiy <vladimir.zapolskiy@...aro.org>,
        Ajit Pandey <quic_ajipan@...cinc.com>,
        Imran Shaik <quic_imrashai@...cinc.com>,
        Taniya Das <quic_tdas@...cinc.com>,
        Satya Priya Kakitapalli <quic_skakitap@...cinc.com>,
        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>,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>
Subject: Re: [PATCH v4 12/18] clk: qcom: camcc-x1e80100: Move PLL & clk
 configuration to really probe

On Thu, May 15, 2025 at 12:38:57AM +0530, Jagadeesh Kona wrote:
> Camera PLLs on X1E80100 require both MMCX and MXC rails to be kept ON
> to configure the PLLs properly. Hence move runtime power management,
> PLL configuration and enabling critical clocks to qcom_cc_really_probe()
> which ensures all required power domains are in enabled state before
> configuring the PLLs or enabling the clocks.
> 
> Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
> Tested-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org> # Dell Inspiron
> Signed-off-by: Jagadeesh Kona <quic_jkona@...cinc.com>
> ---
>  drivers/clk/qcom/camcc-x1e80100.c | 67 +++++++++++++++++++--------------------
>  1 file changed, 32 insertions(+), 35 deletions(-)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>

-- 
With best wishes
Dmitry