net: ag71xx: populate supported_interfaces member

Populate the phy_interface_t bitmap for the Atheros ag71xx driver with
interfaces modes supported by the MAC.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/atheros/ag71xx.c

@@ -1178,6 +1178,32 @@ static int ag71xx_phylink_setup(struct ag71xx *ag)
 	ag->phylink_config.dev = &ag->ndev->dev;
 	ag->phylink_config.type = PHYLINK_NETDEV;
 
+	if ((ag71xx_is(ag, AR9330) && ag->mac_idx == 0) ||
+	    ag71xx_is(ag, AR9340) ||
+	    ag71xx_is(ag, QCA9530) ||
+	    (ag71xx_is(ag, QCA9550) && ag->mac_idx == 1))
+		__set_bit(PHY_INTERFACE_MODE_MII,
+			  ag->phylink_config.supported_interfaces);
+
+	if ((ag71xx_is(ag, AR9330) && ag->mac_idx == 1) ||
+	    (ag71xx_is(ag, AR9340) && ag->mac_idx == 1) ||
+	    (ag71xx_is(ag, QCA9530) && ag->mac_idx == 1))
+		__set_bit(PHY_INTERFACE_MODE_GMII,
+			  ag->phylink_config.supported_interfaces);
+
+	if (ag71xx_is(ag, QCA9550) && ag->mac_idx == 0)
+		__set_bit(PHY_INTERFACE_MODE_SGMII,
+			  ag->phylink_config.supported_interfaces);
+
+	if (ag71xx_is(ag, AR9340) && ag->mac_idx == 0)
+		__set_bit(PHY_INTERFACE_MODE_RMII,
+			  ag->phylink_config.supported_interfaces);
+
+	if ((ag71xx_is(ag, AR9340) && ag->mac_idx == 0) ||
+	    (ag71xx_is(ag, QCA9550) && ag->mac_idx == 1))
+		__set_bit(PHY_INTERFACE_MODE_RGMII,
+			  ag->phylink_config.supported_interfaces);
+
 	phylink = phylink_create(&ag->phylink_config, ag->pdev->dev.fwnode,
 				 ag->phy_if_mode, &ag71xx_phylink_mac_ops);
 	if (IS_ERR(phylink))