igb: Add support for DH89xxCC

This patch adds support for the Intel(r) DH89xxCC series. The new
device will be using Intel(r) i347-AT4 and Marvell(r) M88E1322 and
M88E1112 PHYs. Support for these devices has also been added here.

Signed-off-by: Joseph Gasparakis <joseph.gasparakis@intel.com>
Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --cc drivers/net/igb/e1000_82575.c
Simple merge

diff --cc drivers/net/igb/e1000_defines.h
Simple merge

diff --cc drivers/net/igb/e1000_hw.h
Simple merge

diff --cc drivers/net/igb/e1000_phy.c
Simple merge

diff --cc drivers/net/igb/e1000_phy.h
Simple merge

diff --cc drivers/net/igb/igb_main.c
Simple merge