Microsemi devices

configname: CONFIG_NET_VENDOR_MICROSEMI

Linux Kernel Configuration
└─>Device Drivers
└─>Network device support
└─>Ethernet driver support
└─>Microsemi devices
In linux kernel since version 3.10 (release Date: 2013-06-30)  
If you have a network (Ethernet) card belonging to this class, say Y.

Note that the answer to this question doesn't directly affect the
kernel: saying N will just cause the configurator to skip all
the questions about Microsemi devices.