linux-kernel - Re: [PATCH] arm64: dts: rockchip: Prevent thermal runaways in RK3308 SoC dtsi

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Message-ID: <3125164.CbtlEUcBR6@diego>
Date: Fri, 11 Oct 2024 18:35:11 +0200
From: Heiko Stübner <heiko@...ech.de>
To: linux-rockchip@...ts.infradead.org, Dragan Simic <dsimic@...jaro.org>
Cc: robh@...nel.org, conor+dt@...nel.org, devicetree@...r.kernel.org,
 stable@...r.kernel.org, linux-kernel@...r.kernel.org, krzk+dt@...nel.org,
 linux-arm-kernel@...ts.infradead.org
Subject:
 Re: [PATCH] arm64: dts: rockchip: Prevent thermal runaways in RK3308 SoC dtsi

Am Donnerstag, 10. Oktober 2024, 22:27:44 CEST schrieb Heiko Stuebner:
> On Thu, 10 Oct 2024 12:19:41 +0200, Dragan Simic wrote:
> > Until the TSADC, thermal zones, thermal trips and cooling maps are defined
> > in the RK3308 SoC dtsi, none of the CPU OPPs except the slowest one may be
> > enabled under any circumstances.  Allowing the DVFS to scale the CPU cores
> > up without even just the critical CPU thermal trip in place can rather easily
> > result in thermal runaways and damaged SoCs, which is bad.
> > 
> > Thus, leave only the lowest available CPU OPP enabled for now.
> > 
> > [...]
> 
> Applied, thanks!
> 
> [1/1] arm64: dts: rockchip: Prevent thermal runaways in RK3308 SoC dtsi
>       commit: 864f1a5b390278a4a8d4a6d7425c7022477c6c9f

as discussed in the other replies, I've dropped the patch again


Heiko