CONFIG_S5P_DEV_FIMC2 is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

CONFIG_S5P_DEV_FIMC2 (not configurable)

modulename: dev-fimc2.ko

configname: CONFIG_S5P_DEV_FIMC2

Linux Kernel Configuration
└─>S5P_DEV_FIMC2
In linux kernel since version 2.6.36 (release Date: 2010-10-20)  
Compile in platform device definitions for FIMC controller 2

source code:
arch/arm/plat-s5p/dev-fimc2.c