The Wikipédia's TEE entry mentions a hardware technology called Silent Lake that can support TEE implementations:
The following embedded hardware technologies can be used to support TEE implementations:
- Trusted Execution Technology
- SGX Software Guard Extensions
- "Silent Lake" (available on Atom processors)
(The three references it provides don't say much, and a web searching did't return useful results.)
Is Silent Lake a real thing, and what (security) properties does it provide?
Resources (official documentation would be terrific):