When designing a PCB around a GT9XX + 1085x600 module, you will encounter the following standard pins:
The Goodix Android/Linux Driver handles the interaction between the hardware and the OS. Touch Screen Controller - Goodix Technology gt9xx 1085x600
Linux: Adding GT9xx touchscreen drivers to AM335x SDK - TI E2E When designing a PCB around a GT9XX +
After updating the resolution bytes, the configuration's checksum (Register 0x80FF) must be recalculated and rewritten, or the controller will reject the new settings. Driver Implementation gt9xx 1085x600