SPRZ487E May 2022 – June 2024 AM620-Q1 , AM623 , AM625 , AM625-Q1 , AM625SIP
Boot: FAT boot partition with ESP flag doesn't boot
If the FAT boot partition has the "ESP" flag set, which basically changes the partition ID to 0xEF, ROM would assume the partition is invalid causing boot to fail.
This partition type is not supported, make the boot partition type is FAT.