Before attempting this guide, please make sure you are running the latest kernel.
You can update your kernel using ODROID Utility.
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
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
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
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