CONFIG_ROCKCHIP_TIMER (not configurable)

modulename: rockchip_timer.ko

and/or

timer-rockchip.ko

configname: CONFIG_ROCKCHIP_TIMER

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