CONFIG_ARCH_TCC8K is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
default or selected kernelversion does not have config value CONFIG_ARCH_TCC8K.
Result is shown for kernelversion 6.2.5

TCC8000

configname: CONFIG_ARCH_TCC8K

Telechips CPU type:
└─>TCC8000
In linux kernel since version 2.6.37 (release Date: 2011-01-04)  
Support for Telechips TCC8000 systems