Xorg on LCD

Before attempting this guide, please make sure you are running the latest kernel.

You can update your kernel using ODROID Utility.

Edit the /etc/X11/xorg.conf file and replace with the contents of what you need

Xorg on LCD with HDMI Cable Connected

Section "Device"
        Identifier      "ODROID"
        Driver          "fbdev"
        Option          "fbdev"         "/dev/fb1"
        Option          "Debug"         "false"
        Option          "DPMS"          "false"
EndSection

Section "Screen"
        Identifier      "Default Screen"
        Device          "ODROID"
EndSection

Section "ServerLayout"
        Identifier      "Default Layout"
        Option          "BlankTime"     "0"
        Option          "StandbyTime"   "0"
        Option          "SuspendTime"   "0"
        Option          "OffTime"       "0"
EndSection

Section "DRI"
        Mode            0666
EndSection

Xorg on LCD with HDMI Cable Disconnected

Section "Device"
        Identifier      "ODROID"
        Driver          "fbdev"
        Option          "fbdev"         "/dev/fb0"
        Option          "Debug"         "false"
        Option          "DPMS"          "false"
EndSection

Section "Screen"
        Identifier      "Default Screen"
        Device          "ODROID"
EndSection

Section "ServerLayout"
        Identifier      "Default Layout"
        Option          "BlankTime"     "0"
        Option          "StandbyTime"   "0"
        Option          "SuspendTime"   "0"
        Option          "OffTime"       "0"
EndSection

Section "DRI"
        Mode            0666
EndSection

Xorg on HDMI

Section "Device"
        Identifier      "ODROID"
        Driver          "armsoc"
        Option          "fbdev"         "/dev/fb0"
        Option          "Debug"         "false"
        Option          "DPMS"          "false"
EndSection

Section "Screen"
        Identifier      "Default Screen"
        Device          "ODROID"
EndSection

Section "ServerLayout"
        Identifier      "Default Layout"
        Option          "BlankTime"     "0"
        Option          "StandbyTime"   "0"
        Option          "SuspendTime"   "0"
        Option          "OffTime"       "0"
EndSection

Section "DRI"
        Mode            0666
EndSection

Dual Head HDMI + LCD

Section "Device"
        Identifier      "HDMIOUT"
        Driver          "armsoc"
        Option          "fbdev"         "/dev/fb0"
        Option          "Debug"         "false"
        Option          "DPMS"          "false"
EndSection

Section "Device"
        Identifier      "FBTFT"
        Driver          "fbdev"
        Option          "fbdev"         "/dev/fb1"
EndSection

Section "Monitor"
        Identifier      "monitor0"
        Option          "Primary" "true"
EndSection

Section "Monitor"
        Identifier      "monitor1"
        Option          "RightOf"       "monitor0"
EndSection

Section "Screen"
        Identifier      "screen0"
        Monitor         "monitor0"
        Device          "HDMIOUT"
        DefaultDepth    24
EndSection

Section "Screen"
        Identifier      "screen1"
        Device          "FBTFT"
        Monitor         "monitor1"
        DefaultDepth    16
EndSection

Section "ServerLayout"
        Identifier      "Default Layout"
        Option          "BlankTime"     "0"
        Option          "StandbyTime"   "0"
        Option          "SuspendTime"   "0"
        Option          "OffTime"       "0"
        Option          "AutoAddDevices" "on"
        Option          "DontVTSwitch" "true"
        Option          "Xinerame"      "on"
        Screen  0       "screen0"
        Screen  0       "screen1" RightOf "screen0"
EndSection

Section "DRI"
        Mode            0666
EndSection