CONFIG_BFIN527_BLUETECHNIX_CM is not available for thedefaultarchitecture x86.
Result is shown for architecture blackfin
default or selected kernelversion does not have config value CONFIG_BFIN527_BLUETECHNIX_CM.
Result is shown for kernelversion 6.7-rc3

Bluetechnix CM-BF527

modulename: cm_bf527.ko

configname: CONFIG_BFIN527_BLUETECHNIX_CM

System type
└─>Bluetechnix CM-BF527
In linux kernel since version 2.6.27 (release Date: 2008-10-09)  
CM-BF527 support for EVAL- and DEV-Board.

source code:
arch/blackfin/mach-bf527/boards/cm_bf527.c