Hello @asadullah4571 ,For me, the good process would be to create your own Yocto meta-layer containing a Linux bbappend recipe to overwrite/change the configuration of the Linux kernel. So if for example you need to patch the device tree, your patche...
Hello @pme991 ,For sure there is a communication problem with your display, we can clearly see it thanks to following logs in your dmesg.txt :
[ 19.192278] stm32-display-dsi 5a000000.dsi: Timeout during read operation
[ 19.197685] panel-rocktec...
Hello @pme991 ,Can you attach the complete boot logs of your board, as well as a picture of your setup ?
Do you at least see a back-light on your screen or is it completely black without any sign of life ?
Kind regards,Erwan.
Hello @pme991 ,If your final goal is to modify the kernel boot command line, you can modify the file corresponding to your board similar to /boot/mmc0_extlinux/extlinux.conf
Inside you will find the APPEND line on which you can add some option for t...