CONFIG_BFIN561_EZKIT is not available for thedefaultarchitecture x86.
Result is shown for architecture blackfin
default or selected kernelversion does not have config value CONFIG_BFIN561_EZKIT.
Result is shown for kernelversion 6.7-rc3

BF561-EZKIT

modulename: ezkit.ko

configname: CONFIG_BFIN561_EZKIT

System type
└─>BF561-EZKIT
In linux kernel since version 2.6.24 (release Date: 2008-01-24)  
BF561-EZKIT-LITE board support.

source code:
arch/blackfin/mach-bf561/boards/ezkit.c