RICOH RC5T619 RTC driver

modulename: rtc-rc5t619.ko

configname: CONFIG_RTC_DRV_RC5T619

Linux Kernel Configuration
└─>Device Drivers
└─>Real Time Clock
└─>RICOH RC5T619 RTC driver
In linux kernel since version 5.1 (release Date: 2019-05-05)  
If you say yes here you get support for the RTC on the
RICOH RC5T619 chips.

This driver can also be built as a module. If so, the module
will be called rtc-rc5t619.

source code: