CONFIG_COMMON_CLK_GXBB (not configurable)

modulename: gxbb.ko

configname: CONFIG_COMMON_CLK_GXBB

Linux Kernel Configuration
└─>Device Drivers
└─>Common Clock Framework
└─>COMMON_CLK_GXBB
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Support for the clock controller on AmLogic S905 devices, aka gxbb.
Say Y if you want peripherals and CPU frequency scaling to work.

source code:
drivers/clk/meson/