bret.dk/raspberry-pi-zero-3-w-pi-4-model-a Raspberry Pi Zero 3W and Pi 4 Model A spotted in device trees
Device tree files in Raspberry Pi's Linux kernel tree reveal a Raspberry Pi Zero 3 W and a Pi 4 Model A, both built around the BCM2711 SoC. There is no official announcement, and pricing, RAM, clock speeds and release date remain unknown.
— via Hacker News (top 30), sthlmb