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PROCESSOR-SDK-AM62A: How to get the cpu thermal temperature

xingming yu
Prodigy 10 points
Part Number: PROCESSOR-SDK-AM62A

Hi all:

There are no thermal _zone in /sys/class/thermal/thermal_zoneX in SDK 9.0 , the node of /sys/class/thermal  is empty

How can I get the cpu thermal temperature in SDK9.0?

thanks!

  • 0
    TI__Mastermind 25310 points

    Hi,

    Thanks for your query.

    Our expert will look into this and get back to you.

    Regards

  • 0
    TI__Guru**** 153671 points

    Hi Xingming,

    I downloaded "tisdk-edgeai-image-am62axx-evm.wic.xz" from https://www.ti.com/tool/download/PROCESSOR-SDK-LINUX-AM62A/09.00.01.03 , and I can see all these thermal entries:

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    root@am62axx-evm:~# ls /sys/class/thermal/
    thermal_zone0 thermal_zone1 thermal_zone2
    root@am62axx-evm:~# cat /sys/class/thermal/thermal_zone*/temp
    33782
    38046
    35924
    root@am62axx-evm:~# uname -a
    Linux am62axx-evm 6.1.46-gf8110d9ce8 #1 SMP PREEMPT Mon Sep 4 04:45:34 UTC 2023 aarch64 aarch64 aarch64 GNU/Linux
    XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX