linux-kernel - Re: [PATCH v4 04/18] clk: qcom: clk-alpha-pll: Add support for common PLL configuration function

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Message-ID: <s7ekugpsfdzxvz4wm7axshrvjudpsjgh7dlceyqtqtts5kmwba@q2rgggezzf4l>
Date: Thu, 15 May 2025 00:20:24 +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 04/18] clk: qcom: clk-alpha-pll: Add support for
 common PLL configuration function

On Thu, May 15, 2025 at 12:38:49AM +0530, Jagadeesh Kona wrote:
> From: Taniya Das <quic_tdas@...cinc.com>
> 
> To properly configure the PLLs on recent chipsets, it often requires more
> than one power domain to be kept ON. The support to enable multiple power
> domains is being added in qcom_cc_really_probe() and PLLs should be
> configured post all the required power domains are enabled.
> 
> Hence integrate PLL configuration into clk_alpha_pll structure and add
> support for qcom_clk_alpha_pll_configure() function which can be called
> from qcom_cc_really_probe() to configure the clock controller PLLs after
> all required power domains are enabled.
> 
> Signed-off-by: Taniya Das <quic_tdas@...cinc.com>
> Signed-off-by: Jagadeesh Kona <quic_jkona@...cinc.com>
> ---
>  drivers/clk/qcom/clk-alpha-pll.c | 57 ++++++++++++++++++++++++++++++++++++++++
>  drivers/clk/qcom/clk-alpha-pll.h |  3 +++
>  2 files changed, 60 insertions(+)
> 

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

-- 
With best wishes
Dmitry