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From: Loic Poulain <loic.poulain@linaro.org>
To: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Andy Gross <agross@kernel.org>, Rob Herring <robh+dt@kernel.org>,
	linux-arm-msm <linux-arm-msm@vger.kernel.org>,
	devicetree <devicetree@vger.kernel.org>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: msm8996: Reduce vdd_apc voltage
Date: Mon, 30 Mar 2020 11:11:33 +0200	[thread overview]
Message-ID: <CAMZdPi_psRiy1FG338N1=9F+o4b=0ANLdc3UiCTB=UoMS=CH=A@mail.gmail.com> (raw)
In-Reply-To: <20200318054442.3066726-1-bjorn.andersson@linaro.org>

On Wed, 18 Mar 2020 at 06:46, Bjorn Andersson
<bjorn.andersson@linaro.org> wrote:
>
> Some msm8996 based devices are unstable when run with VDD_APC of 1.23V,
> which is listed as the maximum voltage in "Turbo" mode. Given that the
> CPU cluster is not run in "Turbo" mode, reduce this to 0.98V - the
> maximum voltage for nominal operation.
>
> Fixes: 7a2a2231ef22 ("arm64: dts: apq8096-db820c: Fix VDD core voltage")
> Cc: Loic Poulain <loic.poulain@linaro.org>
> Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
> ---
>  arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Don't see any problem with that change, tested with and without
cpufreq (db820c).

Tested-by: Loic Poulain <loic.poulain@linaro.org>

      reply	other threads:[~2020-03-30  9:08 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-18  5:44 [PATCH] arm64: dts: qcom: msm8996: Reduce vdd_apc voltage Bjorn Andersson
2020-03-30  9:11 ` Loic Poulain [this message]

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