CONFIG_SOC_AU1200 is not available for thedefaultarchitecture x86.
Result is shown for architecture mips
default or selected kernelversion does not have config value CONFIG_SOC_AU1200.
Result is shown for kernelversion 6.2.5

CONFIG_SOC_AU1200 (not configurable)

configname: CONFIG_SOC_AU1200

Linux Kernel Configuration
└─>SOC_AU1200
In linux kernel since version 2.6.15 (release Date: 2006-01-02)