CONFIG_S5P_DEV_FIMD0 is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

CONFIG_S5P_DEV_FIMD0 (not configurable)

configname: CONFIG_S5P_DEV_FIMD0

Linux Kernel Configuration
└─>S5P_DEV_FIMD0
In linux kernel since version 3.1 (release Date: 2011-10-24)  
Compile in platform device definitions for FIMD controller 0

is selected by
CONFIG_FB_S3C