HPET - High Precision Event Timer

modulename: hpet.ko

configname: CONFIG_HPET

Linux Kernel Configuration
└─>Device Drivers
└─>Character devices
└─>HPET - High Precision Event Timer
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
If you say Y here, you will have a miscdevice named "/dev/hpet/". Each
open selects one of the timers supported by the HPET. The timers are
non-periodic and/or periodic.

source code:
depends
CONFIG_ACPI