CONFIG_HAVE_STD_PC_SERIAL_PORT is not available for thedefaultarchitecture x86.
Result is shown for architecture mips
CONFIG_HAVE_STD_PC_SERIAL_PORT (not configurable)
modulename: 8250-platform.ko
configname: CONFIG_HAVE_STD_PC_SERIAL_PORT
Linux/MIPS Kernel Configuration
└─>HAVE_STD_PC_SERIAL_PORT