linux-kernel - Re: [PATCH v2 4/5] arm64: dts: mediatek: mt8192: Add thermal nodes and thermal zones

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Date:   Wed, 3 May 2023 20:53:03 -0400
From:   Nícolas F. R. A. Prado 
        <nfraprado@...labora.com>
To:     bchihi@...libre.com
Cc:     daniel.lezcano@...aro.org, angelogioacchino.delregno@...labora.com,
        rafael@...nel.org, amitk@...nel.org, rui.zhang@...el.com,
        matthias.bgg@...il.com, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, rdunlap@...radead.org,
        ye.xingchen@....com.cn, p.zabel@...gutronix.de,
        linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, devicetree@...r.kernel.org,
        wenst@...omium.org, james.lo@...iatek.com,
        rex-bc.chen@...iatek.com, abailon@...libre.com,
        amergnat@...libre.com, khilman@...libre.com
Subject: Re: [PATCH v2 4/5] arm64: dts: mediatek: mt8192: Add thermal nodes
 and thermal zones

On Tue, Apr 25, 2023 at 03:30:51PM +0200, bchihi@...libre.com wrote:
> From: Balsam CHIHI <bchihi@...libre.com>
> 
> Add thermal nodes and thermal zones for the mt8192.
> The mt8192 SoC has several hotspots around the CPUs.
> Specify the targeted temperature threshold to apply the mitigation
> and define the associated cooling devices.
> 
> Signed-off-by: Balsam CHIHI <bchihi@...libre.com>
> ---
>  arch/arm64/boot/dts/mediatek/mt8192.dtsi | 454 +++++++++++++++++++++++
>  1 file changed, 454 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> index 87b91c8feaf96..eb2bd94e0ae86 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
[..]
> +			cooling-maps {
> +				map0 {
> +					trip = <&cpu0_alert>;
> +					cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> +								<&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> +								<&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> +								<&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;

Just a nit, but it would be nice to have these aligned (same for others below).

In any case,

Reviewed-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>

Thanks,
Nícolas