linux-kernel - RE: [EXT] Re: [PATCH] arm64: dts: ls1028a: add one more thermal zone support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Tue, 26 May 2020 02:45:05 +0000
From:   Andy Tang <andy.tang@....com>
To:     Daniel Lezcano <daniel.lezcano@...aro.org>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "catalin.marinas@....com" <catalin.marinas@....com>,
        "will.deacon@....com" <will.deacon@....com>
CC:     "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [EXT] Re: [PATCH] arm64: dts: ls1028a: add one more thermal zone
 support



-----Original Message-----
From: Daniel Lezcano <daniel.lezcano@...aro.org> 
Sent: 2020年5月25日 19:08
To: Andy Tang <andy.tang@....com>; shawnguo@...nel.org; robh+dt@...nel.org; mark.rutland@....com; catalin.marinas@....com; will.deacon@....com
Cc: devicetree@...r.kernel.org; linux-arm-kernel@...ts.infradead.org; linux-kernel@...r.kernel.org
Subject: [EXT] Re: [PATCH] arm64: dts: ls1028a: add one more thermal zone support

Caution: EXT Email

On 25/05/2020 09:38, Yuantian Tang wrote:
> There are 2 thermal zones in ls1028a soc. Current dts only includes 
> one. This patch adds the other thermal zone node in dts to enable it.

For my personal information, is there a cooling device for the DDR?

A: There is only one cooling device which is used by core-cluster sensor zone.
So there is no cooling device for DDR.

BR,
Andy 

> Signed-off-by: Yuantian Tang <andy.tang@....com>
> ---
>  .../arm64/boot/dts/freescale/fsl-ls1028a.dtsi | 22 
> ++++++++++++++++++-
>  1 file changed, 21 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi 
> b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> index 055f114cf848..bc6f0c0f85da 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> @@ -129,11 +129,31 @@
>       };
>
>       thermal-zones {
> -             core-cluster {
> +             ddr-controller {
>                       polling-delay-passive = <1000>;
>                       polling-delay = <5000>;
>                       thermal-sensors = <&tmu 0>;
>
> +                     trips {
> +                             ddr-ctrler-alert {
> +                                     temperature = <85000>;
> +                                     hysteresis = <2000>;
> +                                     type = "passive";
> +                             };
> +
> +                             ddr-ctrler-crit {
> +                                     temperature = <95000>;
> +                                     hysteresis = <2000>;
> +                                     type = "critical";
> +                             };
> +                     };
> +             };
> +
> +             core-cluster {
> +                     polling-delay-passive = <1000>;
> +                     polling-delay = <5000>;
> +                     thermal-sensors = <&tmu 1>;
> +
>                       trips {
>                               core_cluster_alert: core-cluster-alert {
>                                       temperature = <85000>;
>


--
<https://eur01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.linaro.org%2F&amp;data=02%7C01%7Candy.tang%40nxp.com%7Cfb12ed47db3c4912bf1b08d8009be7d0%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637260016892509132&amp;sdata=WUnbHs3O1yLfoRZ2usPXAu7EGBoSL7vypnmrhTGHaGI%3D&amp;reserved=0> Linaro.org │ Open source software for ARM SoCs

Follow Linaro:  <https://eur01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.facebook.com%2Fpages%2FLinaro&amp;data=02%7C01%7Candy.tang%40nxp.com%7Cfb12ed47db3c4912bf1b08d8009be7d0%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637260016892509132&amp;sdata=W4k8Vs3wVVvfeGN4xVxKgBl3mG2j%2FjMJj07NEAqpAck%3D&amp;reserved=0> Facebook | <https://eur01.safelinks.protection.outlook.com/?url=http%3A%2F%2Ftwitter.com%2F%23!%2Flinaroorg&amp;data=02%7C01%7Candy.tang%40nxp.com%7Cfb12ed47db3c4912bf1b08d8009be7d0%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637260016892509132&amp;sdata=OeFLPA0lZHuvGkm1OuT38PxAUpLMsr7fBXEBkEGWXc8%3D&amp;reserved=0> Twitter | <https://eur01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.linaro.org%2Flinaro-blog%2F&amp;data=02%7C01%7Candy.tang%40nxp.com%7Cfb12ed47db3c4912bf1b08d8009be7d0%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637260016892509132&amp;sdata=aYR%2FaUzcFxsMDG9QaH0Ge7AKg0kJniSOSPE6fXoJpzw%3D&amp;reserved=0> Blog