Clock driver for RK805/RK808/RK809/RK817/RK818

modulename: clk-rk808.ko

configname: CONFIG_COMMON_CLK_RK808

Linux Kernel Configuration
└─>Device Drivers
└─>Common Clock Framework
└─>Clock driver for RK805/RK808/RK809/RK817/RK818
In linux kernel since version 3.10 (release Date: 2013-06-30)  
This driver supports RK805, RK809 and RK817, RK808 and RK818 crystal oscillator clock.
These multi-function devices have two fixed-rate oscillators, clocked at 32KHz each.
Clkout1 is always on, Clkout2 can off by control register.

source code: