ethtool: dsa: mv88e6xxx: add pretty dump for 88E6161

This patch adds support for pretty dump the port registers of the
88E6161 and 88E6123 switches, which both share the same datasheet.

Signed-off-by: Vivien Didelot <vivien.didelot@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
1 file changed