default or selected kernelversion does not have config value CONFIG_V850E_UART_CONSOLE.
Result is shown for kernelversion 5.19-rc1

Use NEC V850E on-chip UART for console

configname: CONFIG_V850E_UART_CONSOLE

Linux Kernel Configuration
└─>Device Drivers
└─>Character devices
└─>Serial drivers
└─>Use NEC V850E on-chip UART for console
In linux kernel since version 2.6.20 (release Date: 2007-02-04)