CONFIG_SIBYTE_BCM1125H is not available for thedefaultarchitecture x86.
Result is shown for architecture mips
default or selected kernelversion does not have config value CONFIG_SIBYTE_BCM1125H.
Result is shown for kernelversion 6.9.9

CONFIG_SIBYTE_BCM1125H (not configurable)

configname: CONFIG_SIBYTE_BCM1125H

Linux Kernel Configuration
└─>SIBYTE_BCM1125H
In linux kernel since version 2.6.12