[PATCH v3 2/2] imx: Support i.MX91 11x11 FRDM board

Joseph Guo (OSS) qijian.guo at oss.nxp.com
Wed Dec 10 07:27:33 CET 2025



On 12/10/2025 2:09 PM, Joseph Guo (OSS) wrote:
> Hi Francesco,
> 

>>
>>
>> I also get on startup:
>>
>>      Failed to update cpu-thermal trip(s)
>>
>> But this is probably due to lack of thermal support at Linux kernel side
>> and needs a fix there?
>>
> On linux kernel side, 91 thermal driver is not upstream yet. And the ft 
> update is a common feature for all i.MX9 series SoC. So the fix is to 
> upstream the 91 thermal driver in kernel and add it into the kernel dts.
> 
> It is not related to this patchset though, I think there is no need to 
> fix in this patchset. Do you agree with that?
> 

Sorry, 91 thermal driver is already upstream. We only need to add it 
into imx91.dtsi and it will fix the problem.

> Regards,
> Joseph
>>
>> Thank you
>>
>> Regards,
>> Francesco
>>
> 



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