Marvell 88E6171/6172 ethernet switch chip support

configname: CONFIG_NET_DSA_MV88E6171

Linux Kernel Configuration
└─>Device Drivers
└─>Network device support
└─>Distributed Switch Architecture drivers
└─>Marvell 88E6171/6172 ethernet switch chip support
In linux kernel since version 3.18 (release Date: 2014-12-07)  
This enables support for the Marvell 88E6171/6172 ethernet switch
chips.