What: /sys/bus/tee/devices/optee-ta-<uuid>/ Date: May 2020 KernelVersion 5.8 Contact: op-tee@lists.trustedfirmware.org Description: OP-TEE bus provides reference to registered drivers under this directory. The <uuid> matches Trusted Application (TA) driver and corresponding TA in secure OS. Drivers are free to create needed API under optee-ta-<uuid> directory.