CONFIG_DUMMY_CONSOLE (not configurable)

modulename: dummycon.ko

configname: CONFIG_DUMMY_CONSOLE

Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>Console display driver support
└─>DUMMY_CONSOLE
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
depends
CONFIG_VT