How to add checksum and verify application image

Hi @Subbu,

I believe you are looking for NXP secure boot process. Unfortunately, we’re still working on that, we currently don’t have any documentation or support. However, I will point out some community threads and NXP documents that you can take a look at:

Documents from NXP:

u-boot documentation:

Toradex Community:

Best Regards,
Hiago.