Versatile Express configuration bus

modulename: vexpress-config.ko

configname: CONFIG_VEXPRESS_CONFIG

Linux Kernel Configuration
└─>Device Drivers
└─>Bus devices
└─>Versatile Express configuration bus
In linux kernel since version 3.1 (release Date: 2011-10-24)  
Platform configuration infrastructure for the ARM Ltd.
Versatile Express.

source code: