CONFIG_BOARD_MIMC200 is not available for thedefaultarchitecture x86.
Result is shown for architecture avr32
default or selected kernelversion does not have config value CONFIG_BOARD_MIMC200.
Result is shown for kernelversion 6.5.1

MIMC200 CPU board

configname: CONFIG_BOARD_MIMC200

AVR32 board type
└─>MIMC200 CPU board
In linux kernel since version 2.6.28 (release Date: 2008-12-24)