linux-kernel - Re: [PATCH v2 3/8] clk: qcom: gpucc-sc8280xp: Add external supply for GX gdsc

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Message-ID: <0d20be70-7db2-4d8b-aecb-5256a42ba62e@linaro.org>
Date: Wed, 27 Dec 2023 02:07:52 +0100
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Bjorn Andersson <quic_bjorande@...cinc.com>,
 Bjorn Andersson <andersson@...nel.org>,
 Michael Turquette <mturquette@...libre.com>, Stephen Boyd
 <sboyd@...nel.org>, Rob Herring <robh+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>, Taniya Das <quic_tdas@...cinc.com>,
 Ulf Hansson <ulf.hansson@...aro.org>, Johan Hovold
 <johan+linaro@...nel.org>, Catalin Marinas <catalin.marinas@....com>,
 Will Deacon <will@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-pm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Subject: Re: [PATCH v2 3/8] clk: qcom: gpucc-sc8280xp: Add external supply for
 GX gdsc

On 22.12.2023 05:39, Bjorn Andersson wrote:
> On SA8295P and SA8540P the GFX rail is powered by a dedicated external
> regulator, instead of the rpmh-controlled "gfx.lvl".
> 
> Define the "vdd-gfx" as the supply regulator for the GDSC, to cause the
> gdsc logic to look for, and control, this external power supply.
> 
> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> Signed-off-by: Bjorn Andersson <quic_bjorande@...cinc.com>
> ---
Worth noting the regulator framework will create a virtual supply
for the normal 8280

Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>

Konrad