Rotation doesn't work with display
Setting display_rotate=1 rotates the screen and X.org but the display only uses about half the screen space.
Setting lcd_display_rotate=1 rotates the screen but not X.org.
xrandr also doesn't seem to work but it's possible it won't work without the VC4 driver loaded. This driver can break some things. There is an alternative driver, vc4-fkms-v3d available that may work better.Also: