CONFIG_ARCH_CLEP7312 is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
default or selected kernelversion does not have config value CONFIG_ARCH_CLEP7312.
Result is shown for kernelversion 6.5.1

CLEP7312

modulename: board-clep7312.ko

configname: CONFIG_ARCH_CLEP7312

Linux Kernel Configuration
└─>CLPS711X/EP721X/EP731X Implementations
└─>CLEP7312
In linux kernel since version 2.6.12  
Boards based on the Cirrus Logic 7212/7312 chips.

source code:
arch/arm/mach-clps711x/board-clep7312.c