January 2022
Major cleanup and bug fixes on UEFI secure boot
A/B update support merged in TF-A
v3 of A/B updates in U-Boot under review
ARM secure side virtualization FFA-1.0: patches for optee-os and optee linux driver based on FF-A have been merged
December 2021
FF-A Firmware Update specifications update forwarded to U-Boot mailing list
BTI patches for OP-TEE
Linux kernel OP-TEE runtime check PoC released
November 2021
OP-TEE release 3.15, asynchronous notifications of secure world in progress
Xen mediator for OP-TEE PoC ready (DRM for automotive for instance)
EFI TCG2 compliance in U-Boot. All patches have been merged upstream
Fixed PE/COFF alignment in U-Boot.