ixgbe: add define for X557 PHY ID

Add a define for the new PHY identification as well as it's mapping
to the correct PHY type.  Also allow ethtool to identify this type
as well.
Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com>
Tested-by: Krishneil Singh <krishneil.k.singh@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c

@@ -207,6 +207,7 @@ static int ixgbe_get_settings(struct net_device *netdev,
 	switch (adapter->hw.phy.type) {
 	case ixgbe_phy_tn:
 	case ixgbe_phy_aq:
+	case ixgbe_phy_x550em_ext_t:
 	case ixgbe_phy_cu_unknown:
 		ecmd->supported |= SUPPORTED_TP;
 		ecmd->advertising |= ADVERTISED_TP;

drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c

@@ -356,6 +356,9 @@ static enum ixgbe_phy_type ixgbe_get_phy_type_from_id(u32 phy_id)
 	case ATH_PHY_ID:
 		phy_type = ixgbe_phy_nl;
 		break;
+	case X557_PHY_ID:
+		phy_type = ixgbe_phy_x550em_ext_t;
+		break;
 	default:
 		phy_type = ixgbe_phy_unknown;
 		break;

drivers/net/ethernet/intel/ixgbe/ixgbe_type.h

@@ -1334,6 +1334,7 @@ struct ixgbe_thermal_sensor_data {
 #define TN1010_PHY_ID    0x00A19410
 #define TNX_FW_REV       0xB
 #define X540_PHY_ID      0x01540200
+#define X557_PHY_ID      0x01540240
 #define QT2022_PHY_ID    0x0043A400
 #define ATH_PHY_ID       0x03429050
 #define AQ_FW_REV        0x20