linux-kernel - Re: [PATCH 0/9] Add support for Clock controllers for Kaanapali

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Message-ID: <703cfc97-ff4b-47f5-9f14-fb3ea4f68f7a@oss.qualcomm.com>
Date: Thu, 23 Oct 2025 14:12:18 +0530
From: Taniya Das <taniya.das@....qualcomm.com>
To: Bjorn Andersson <andersson@...nel.org>,
        Jingyi Wang <jingyi.wang@....qualcomm.com>
Cc: 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>,
        Taniya Das <quic_tdas@...cinc.com>, linux-arm-msm@...r.kernel.org,
        linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, aiqun.yu@....qualcomm.com,
        tingwei.zhang@....qualcomm.com, trilok.soni@....qualcomm.com,
        yijie.yang@....qualcomm.com
Subject: Re: [PATCH 0/9] Add support for Clock controllers for Kaanapali



On 10/23/2025 3:23 AM, Bjorn Andersson wrote:
> On Wed, Sep 24, 2025 at 03:58:52PM -0700, Jingyi Wang wrote:
>> Add support for Global clock controller(GCC), TCSR and the RPMH clock
>> controller for the Qualcomm Kaanapali SoC. And update the PLL support.
>>
>> Signed-off-by: Jingyi Wang <jingyi.wang@....qualcomm.com>
>> ---
>> Taniya Das (9):
>>       dt-bindings: clock: qcom-rpmhcc: Add RPMHCC for Kaanapali
>>       dt-bindings: clock: qcom: Document the Kaanapali TCSR Clock Controller
>>       dt-bindings: clock: qcom: Add Kaanapali Global clock controller
>>       clk: qcom: rpmh: Add support for Kaanapali rpmh clocks
>>       clk: qcom: Update TCSR clock driver for Kaanapali
>>       clk: qcom: Add support for Global clock controller on Kaanapali
>>       clk: qcom: clk-alpha-pll: Update the PLL support for cal_l
>>       clk: qcom: clk-alpha-pll: Add support for controlling Pongo EKO_T PLL
>>       clk: qcom: clk-alpha-pll: Add support for controlling Rivian PLL
> 
> The series adds rpmh, tcsr and global clock controllers, and then it
> adds support for cal_l and two new PLL types.
> 

This ordering I will fix in the next patch.

> I assumed that meant that the order of the patches was wrong, but I
> can't find anything in this series that depend on these 3 last patches.
> 

These were originally part of the Multimedia clock series and got
introduced after Jingyi mentioned they need to be moved to this series.
I can update the order of the patches to RPMHCC, TCSRCC, PLL code
changes and then the GCC clock controller if that seems okay for these
patches, please suggest.

> They seems to just add dead code?
> 
> Regards,
> Bjorn
> 
>>
>>  .../devicetree/bindings/clock/qcom,rpmhcc.yaml     |    1 +
>>  .../bindings/clock/qcom,sm8550-tcsr.yaml           |    1 +
>>  .../devicetree/bindings/clock/qcom,sm8750-gcc.yaml |    8 +-
>>  drivers/clk/qcom/Kconfig                           |    9 +
>>  drivers/clk/qcom/Makefile                          |    1 +
>>  drivers/clk/qcom/clk-alpha-pll.c                   |   20 +-
>>  drivers/clk/qcom/clk-alpha-pll.h                   |    7 +
>>  drivers/clk/qcom/clk-rpmh.c                        |   39 +
>>  drivers/clk/qcom/gcc-kaanapali.c                   | 3541 ++++++++++++++++++++
>>  drivers/clk/qcom/tcsrcc-sm8750.c                   |   34 +-
>>  include/dt-bindings/clock/qcom,kaanapali-gcc.h     |  241 ++
>>  11 files changed, 3897 insertions(+), 5 deletions(-)
>> ---
>> base-commit: ae2d20002576d2893ecaff25db3d7ef9190ac0b6
>> change-id: 20250917-knp-clk-c60d94492863
>>
>> Best regards,
>> -- 
>> Jingyi Wang <jingyi.wang@....qualcomm.com>
>>

-- 
Thanks,
Taniya Das