/dev/rtcN (character devices)


Linux Kernel Configuration
└─>Device Drivers
└─>Real Time Clock
└─>/dev/rtcN (character devices)
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
Say yes here if you want to use your RTCs using the /dev
interfaces, which "udev" sets up as /dev/rtc0 through

You may want to set up a symbolic link so one of these
can be accessed as /dev/rtc, which is a name
expected by "hwclock" and some other programs. Recent
versions of "udev" are known to set up the symlink for you.

If unsure, say Y.

is depended by