I followed your instructions from this other thread and the display is now successfully working with correct resolution Thank you for your help, very much appreciated
For anyone else who stumbles on this thread the full steps to get this display working with RPi5 are:
- Add
dtoverlay=vc4-kms-v3d-pi5
to the userconfig.txt file - Reboot
- Access the Volumio web UI and disable the Touch Display plugin
- SSH to the RPi and switch to root using
sudo su
- Execute:
cat >> /etc/X11/xorg.conf.d/99-vc4.conf <<EOL
Section "OutputClass"
Identifier "vc4"
MatchDriver "vc4"
Driver "modesetting"
Option "PrimaryGPU" "true"
EndSection
EOL
- Re-enable the Touch Display plugin.