Tipster @KOMACHI_ENSAKA spotted an Intel filing on the SATA-IO website highlighting PCH compliance for both Alder Lake and 13th-gen Raptor Lake parts. This is one of the earliest appearances of Intel's post-Alder Lake platform, and likely the first alongside Alder Lake.
https://www.notebookcheck.net/Intel-s-Alder-Lake-and-Raptor-Lake-parts-get-a-SATA-PCH-compliance-listing.550666.0.html