I've made some improvements of .dts for H96 MAX M9S, tested on Linux version 6.19.0-edge-rockchip64 (build@armbian)
What's new:
GPU working
USB 3.0 mode working
Currently working:
both USB ports, incl. USB 3.0 mode
GPU (using Panfrost driver)
HDMI (audio+video)
Ethernet port
Wifi (using aic8800 DKMS drivers provided by https://github.com/radxa-pkg/aic8800/releases)
Leds
Not working:
NPU
Bluetooth
S/PDIF
rk3576-evb1-v10-main-h96-v5.dts
dmesg-19.0.txt