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From: Manaf Meethalavalappu Pallikunhi <manaf.pallikunhi@oss.qualcomm.com>
To: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Cc: Bjorn Andersson <andersson@kernel.org>,
	Konrad Dybcio <konradybcio@kernel.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Gaurav Kohli <gaurav.kohli@oss.qualcomm.com>,
	linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: qcs6490-rb3gen2: Adjust tsens thermal zone configuration
Date: Tue, 16 Dec 2025 13:01:01 +0530	[thread overview]
Message-ID: <46cc0587-8eb6-4638-ad04-c05dcd56718c@oss.qualcomm.com> (raw)
In-Reply-To: <zf5ztvnzaf6tplpjpytwbhktrebdnst2doybuubp6rjfj2fjs7@t2ma4ylx67gx>

Hi Dmitry,


On 12/16/2025 1:21 AM, Dmitry Baryshkov wrote:
> On Mon, Dec 15, 2025 at 04:29:34PM +0530, Manaf Meethalavalappu Pallikunhi wrote:
>> The QCS6490 rb3gen2 board uses the same Qualcomm QCM6490 platform
> Is there a difference between QCS6490 and QCM6490 or between QC[SM]6490
> and SC7280?
Difference is only for qcs6490-rb3gen2 (IOT ).
>
>> but has a different thermal junction temperature specification
>> due to package-level differences.
>>
>> Update passive/hot trip thresholds to 105°C and critical trip
>> thresholds to 115°C for various subsystem TSENS sensors.
>>
>> Disable CPU cooling maps for CPU TSENS since CPU thermal mitigation
>> is handled automatically in hardware on this board.
> Is it a peculiarity of the RB3 Gen2 or is it that Chrome devices didn't
> do it? What about QCM6490 IDP or FairPhone FP5?

Chrome devices do not perform automatic thermal mitigation, whereas all 
other boards handle it automatically. I will push another patch to 
disable cpu mitigation for all other boards other than chrome.

Thanks,

Manaf

>
>> Signed-off-by: Manaf Meethalavalappu Pallikunhi <manaf.pallikunhi@oss.qualcomm.com>
>> ---
>>   arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts | 334 +++++++++++++++++++
>>   1 file changed, 334 insertions(+)
>>

  reply	other threads:[~2025-12-16  7:31 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-12-15 10:59 Manaf Meethalavalappu Pallikunhi
2025-12-15 19:51 ` Dmitry Baryshkov
2025-12-16  7:31   ` Manaf Meethalavalappu Pallikunhi [this message]
2025-12-17 11:16     ` Konrad Dybcio
2026-01-03 18:05     ` Bjorn Andersson
2026-02-17 13:38       ` Konrad Dybcio

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