CONFIG_ARCH_DIGICOLOR is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

Conexant Digicolor SoC Support

modulename: digicolor.ko

and/or

irq-digicolor.ko

configname: CONFIG_ARCH_DIGICOLOR

Linux Kernel Configuration
└─>Conexant Digicolor SoC Support
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:
/arch/arm/mach-digicolor/digicolor.c


is selected by
CONFIG_DIGICOLOR_WATCHDOG