Initial details about the successor to both the Google Pixel 6 and Google Tensor chip have been uncovered. A model number for the second-generation Tensor SoC has apparently been revealed and there is also some codename information in regard to a board that could be used in conjunction with the Google Pixel 7 and Pixel 7 Pro.
https://www.notebookcheck.net/Timely-Google-Pixel-7-leak-reveals-first-details-about-second-generation-Tensor-chip.576067.0.html