CONFIG_MACH_TI8168EVM is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
default or selected kernelversion does not have config value CONFIG_MACH_TI8168EVM.
Result is shown for kernelversion 6.5.1

TI8168 Evaluation Module

modulename: board-ti8168evm.ko

configname: CONFIG_MACH_TI8168EVM

Linux Kernel Configuration
└─>TI OMAP2/3/4 Specific Features
└─>TI8168 Evaluation Module
In linux kernel since version 2.6.39 (release Date: 2011-05-18)  
source code: