mkdir infineon-tpm git clone https://github.com/infineon/eltt2 cd eltt2 make sudo ./eltt2 -g cd ..
For more information, please see these links: https://www.infineon.com/dgdl/Infineon-OPTIGA-TPM-Quick-Start-Guide-AdditionalProductInformation-v03_00-EN.pdf
At the end of 2022, Secure Boot support appeared.
Secure boot is a mechanism for verifying the integrity of the kernel+initramfs and other files required during boot by storing them in a signed ramdisk image. These files include the GPU firmware (start.elf etc), kernel, initrd, Device Tree and overlays.
Secure Boot Quickstart: