[PATCH v2 3/7] arm64: dts: freescale: imx95: update a55 thermal trip points

Peng Fan (OSS) posted 7 patches 1 year, 3 months ago
[PATCH v2 3/7] arm64: dts: freescale: imx95: update a55 thermal trip points
Posted by Peng Fan (OSS) 1 year, 3 months ago
From: Peng Fan <peng.fan@nxp.com>

Update the thermal trip points for automotive and extended industrial
temperature qualification processors.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx95.dtsi | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx95.dtsi b/arch/arm64/boot/dts/freescale/imx95.dtsi
index 314a45e82c38..2cba7a889030 100644
--- a/arch/arm64/boot/dts/freescale/imx95.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx95.dtsi
@@ -347,13 +347,13 @@ a55-thermal {
 
 			trips {
 				cpu_alert0: trip0 {
-					temperature = <85000>;
+					temperature = <105000>;
 					hysteresis = <2000>;
 					type = "passive";
 				};
 
 				cpu_crit0: trip1 {
-					temperature = <95000>;
+					temperature = <125000>;
 					hysteresis = <2000>;
 					type = "critical";
 				};

-- 
2.37.1
Re: [PATCH v2 3/7] arm64: dts: freescale: imx95: update a55 thermal trip points
Posted by Alexander Stein 1 year, 3 months ago
Am Dienstag, 3. September 2024, 09:17:48 CEST schrieb Peng Fan (OSS):
> From: Peng Fan <peng.fan@nxp.com>
> 
> Update the thermal trip points for automotive and extended industrial
> temperature qualification processors.
> 
> Signed-off-by: Peng Fan <peng.fan@nxp.com>
> ---
>  arch/arm64/boot/dts/freescale/imx95.dtsi | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx95.dtsi b/arch/arm64/boot/dts/freescale/imx95.dtsi
> index 314a45e82c38..2cba7a889030 100644
> --- a/arch/arm64/boot/dts/freescale/imx95.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx95.dtsi
> @@ -347,13 +347,13 @@ a55-thermal {
>  
>  			trips {
>  				cpu_alert0: trip0 {
> -					temperature = <85000>;
> +					temperature = <105000>;
>  					hysteresis = <2000>;
>  					type = "passive";
>  				};
>  
>  				cpu_crit0: trip1 {
> -					temperature = <95000>;
> +					temperature = <125000>;

What about commercial and industrial temperature ranges? Can you detected
this at runtime? Is the bootloader supposed to correct these settings?

Best regards,
Alexander

>  					hysteresis = <2000>;
>  					type = "critical";
>  				};
> 
> 


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