CONFIG_M5275EVB is not available for thedefaultarchitecture x86.
Result is shown for architecture m68k
default or selected kernelversion does not have config value CONFIG_M5275EVB.
Result is shown for kernelversion 6.2.5

Freescale (Motorola) M5275EVB board support

configname: CONFIG_M5275EVB

Linux Kernel Configuration
└─>Freescale (Motorola) M5275EVB board support
In linux kernel since version 2.6.12  
Support for the Freescale (Motorola) M5275EVB board.

depends
CONFIG_M5275