CONFIG_GENERIC_ARCH_TOPOLOGY (not configurable)

modulename: arch_topology.ko

configname: CONFIG_GENERIC_ARCH_TOPOLOGY

Linux Kernel Configuration
└─>Device Drivers
└─>Generic Driver Options
└─>GENERIC_ARCH_TOPOLOGY
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Enable support for architectures common topology code: e.g., parsing
CPU capacity information from DT, usage of such information for
appropriate scaling, sysfs interface for reading capacity values at
runtime.

source code: