CONFIG_ARC_SERIAL_BAUD is not available for thedefaultarchitecture x86.
Result is shown for architecture arc
default or selected kernelversion does not have config value CONFIG_ARC_SERIAL_BAUD.
Result is shown for kernelversion 6.5.1
UART Baud rate
configname: CONFIG_ARC_SERIAL_BAUD
Linux Kernel Configuration
└─>"Legacy" ARC FPGA dev Boards
└─>UART Baud rate
In linux kernel since version 3.1 (release Date: 2011-10-24)
Baud rate for the ARC UART