default or selected kernelversion does not have config value CONFIG_SERIAL_KS8695_CONSOLE.
Result is shown for kernelversion 6.9.9
Support for console on KS8695 (Centaur) serial port
configname: CONFIG_SERIAL_KS8695_CONSOLE
Linux Kernel Configuration
└─>Device Drivers
└─>Character devices
└─>Serial drivers
└─>Support for console on KS8695 (Centaur) serial port
In linux kernel since version 2.6.24 (release Date: 2008-01-24)
Say Y here if you wish to use a KS8695 (Centaur) UART as the
system console (the system console is the device which
receives all kernel messages and warnings and which allows
logins in single user mode).
system console (the system console is the device which
receives all kernel messages and warnings and which allows
logins in single user mode).