CONFIG_ITE_BOARD_GEN is not available for thedefaultarchitecture x86.
Result is shown for architecture mips
default or selected kernelversion does not have config value CONFIG_ITE_BOARD_GEN.
Result is shown for kernelversion 5.4.123

CONFIG_ITE_BOARD_GEN (not configurable)

modulename: ops-it8172.ko

configname: CONFIG_ITE_BOARD_GEN

Linux/MIPS Kernel Configuration
└─>Machine selection
└─>ITE_BOARD_GEN
In linux kernel since version 2.6.12  
source code:
arch/mips/pci/ops-it8172.c