CONFIG_CLKSRC_PISTACHIO (not configurable)

modulename: timer-pistachio.ko

and/or

time-pistachio.ko

configname: CONFIG_CLKSRC_PISTACHIO

Linux Kernel Configuration
└─>Device Drivers
└─>Clock Source drivers
└─>CLKSRC_PISTACHIO
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:
drivers/clocksource/time-pistachio.c