https://github.com/ZoranStojsavljevic/kernel-mikrobus-patches/tree/am33x-v5.13/drivers/mikrobus
Extention to Robert C. Nelson's Embedded Debian Beagle Board kernel:
https://github.com/ZoranStojsavljevic/BeagleBoard-Workshop-Examples/tree/master/Kernel_Porting_Guide
$ git clone https://github.com/RobertCNelson/bb-kernel.git
$ cd bb-kernel
$ git remote show origin
$ git checkout am33x-v5.14
$ git branch ## to verify the execution of the last command
$ git describe
$ ./build_kernel.sh