linux-kernel - Re: [PATCH v5 4/5] arm64: dts: qcom: sdm845: Add OPP table support to UFSHC

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Date:   Wed, 11 Oct 2023 16:09:18 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Cc:     vireshk@...nel.org, nm@...com, sboyd@...nel.org,
        myungjoo.ham@...sung.com, kyungmin.park@...sung.com,
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        konrad.dybcio@...aro.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
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        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 4/5] arm64: dts: qcom: sdm845: Add OPP table support to UFSHC

On Wed, 11 Oct 2023 at 15:27, Manivannan Sadhasivam
<manivannan.sadhasivam@...aro.org> wrote:
>
> From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
>
> UFS host controller, when scaling gears, should choose appropriate
> performance state of RPMh power domain controller along with clock
> frequency. So let's add the OPP table support to specify both clock
> frequency and RPMh performance states replacing the old "freq-table-hz"
> property.
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> [mani: Splitted pd change and used rpmhpd_opp_low_svs]
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
> ---
>  arch/arm64/boot/dts/qcom/sdm845.dtsi | 42 +++++++++++++++++++++-------
>  1 file changed, 32 insertions(+), 10 deletions(-)

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>

-- 
With best wishes
Dmitry