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Visitor II
July 4, 2023
Question

Switch uboot logs to usart6

  • July 4, 2023
  • 1 reply
  • 1192 views

Hello, I have a board based on the stm32mp153a and I'm trying to get it to boot, unfortunately I can only access USART 6 while it seems that uboot only tries to interact using uart4.

In my dbs file I have overridden usart6/status to be "okay" instead of disabled and have set stdout-path in /chosen (though I believe that would only impact the kernel)

However this is not working and I think I am missing something, does anyone know how to change the port used for output by uboot?

Thank you for your help

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    1 reply

    Technical Moderator
    July 5, 2023

    Hi @lorenzoruffati 

     

    Can you have  a look to this post Solved: Change default tf-a and u-boot serial linux consol... - STMicroelectronics Community 

    It may answer or provide good hints.

     

    Olivier 

    Visitor II
    July 6, 2023

    Thank you for the link, I'm checking it out now, however I am also not getting any output from tf-a either, whereas the user in the linked thread could see the output of tf-a