Epson RX-8581

modulename: rtc-rx8581.ko

configname: CONFIG_RTC_DRV_RX8581

Linux Kernel Configuration
└─>Device Drivers
└─>Real Time Clock
└─>Epson RX-8581
In linux kernel since version 2.6.28 (release Date: 2008-12-24)  
If you say yes here you will get support for the Epson RX-8581.

This driver can also be built as a module. If so the module
will be called rtc-rx8581.

source code: