net: ftgmac100: correct the phy interface of NC-SI mode

In NC-SI specification, NC-SI is using RMII, not MII.

Signed-off-by: Jacky Chou <[e-mail]>
Reviewed-by: Andrew Lunn <[e-mail]>
Message-ID: <[e-mail]>
Signed-off-by: Andrew Lunn <[e-mail]>

drivers/net/ethernet/faraday/ftgmac100.c

···
 			goto err_phy_connect;
 		}
 		err = phy_connect_direct(netdev, phydev, ftgmac100_adjust_link,
-					 PHY_INTERFACE_MODE_MII);
+					 PHY_INTERFACE_MODE_RMII);
 		if (err) {
 			dev_err(&pdev->dev, "Connecting PHY failed\n");
 			goto err_phy_connect;