Hello @mtd

Yep, one needs to modify its /boot/recalbox-user-config.txt by adding:

dtoverlay=vc4-kms-dsi-7inch

and /boot/cmdline.txt with:

video=DSI-1:800x480@60,rotate=180

at the end of the existing line.

I think I will create a new "case" to automate those 2 settings.