linux-kernel - RE: [PATCH v7 RESEND 2/3] thermal: exynos_tmu: Support new hardware and update TMU interface

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Message-ID: <01da01dc6263$39efe660$adcfb320$@samsung.com>
Date: Mon, 1 Dec 2025 10:38:35 +0900
From: 손신 <shin.son@...sung.com>
To: "'Tudor Ambarus'" <tudor.ambarus@...aro.org>, "'Bartlomiej
 Zolnierkiewicz'" <bzolnier@...il.com>, "'Krzysztof Kozlowski'"
	<krzk@...nel.org>, "'Rafael J . Wysocki'" <rafael@...nel.org>, "'Daniel
 Lezcano'" <daniel.lezcano@...aro.org>, "'Zhang Rui'" <rui.zhang@...el.com>,
	"'Lukasz Luba'" <lukasz.luba@....com>, "'Rob	Herring'" <robh@...nel.org>,
	"'Conor Dooley'" <conor+dt@...nel.org>, "'Alim	Akhtar'"
	<alim.akhtar@...sung.com>, <youngmin.nam@...sung.com>
Cc: "'Henrik Grimler'" <henrik@...mler.se>, <linux-pm@...r.kernel.org>,
	<linux-samsung-soc@...r.kernel.org>, <devicetree@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
	"'Peter	Griffin'" <peter.griffin@...aro.org>,
	'André Draszik' <andre.draszik@...aro.org>, "'William
 McVicker'" <willmcvicker@...gle.com>, <jyescas@...gle.com>,
	<shin.son@...sung.com>
Subject: RE: [PATCH v7 RESEND 2/3] thermal: exynos_tmu: Support new hardware
 and update TMU interface

Hello, Tudor Ambarus.

> > Yes, Do you have any plans to upstream the GS101 TMU code? From what I
> > understand,
> 
> Yes, I'm currently working on upstreaming the GS101 TMU code. My plan is
> to do the acpm tmu helpers and then integrate the gs101 TMU support with
> what will be the new exynos TMU driver.

Ok, Understood.


> > Autov9 and exynos850 are unlikely to be upstreamed in their current form.
> 
> From what I understand from your email exchanges with Daniel, you're going
> to propose a new driver. Is my understanding correct? Do you have a
> timeline for it?
> I'll then follow with the gs101 support.

We don't have a timeline yet. Separating the driver was not our initial plan,
So this work will likely be postponed to next year. When we resume it, I will CC you.


> exynos850 has the same reg layout as eav920 and gs101 too. If Exynos9-era
> is a common terminology used inside Samsung then we should be good to go
> with
> Exynos9 prefix I think. Especially since we have a predecessor, the
> renaming tried in pinctrl. But if you're not sure about it, use just
> EXYNOS_ then.
> 
> Cheers,
> ta

Got it. Thank you for your clarification.

Best regards,
Shin