net: phy: xilinx_phy: Read phytype using property xlnx,phy-type

This patch reads phytype from property "xlnx,phy-type" instead
od simply looking for "phy-type". This is to be inline with
Linux and also fixes the issue of detecting it wrongly in
u-boot.

Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>

drivers/net/phy/xilinx_phy.c

@@ -105,7 +105,7 @@ static int xilinxphy_of_init(struct phy_device *phydev)
 
 	debug("%s\n", __func__);
 	phytype = fdtdec_get_int(gd->fdt_blob, dev_of_offset(phydev->dev),
-				 "phy-type", -1);
+				 "xlnx,phy-type", -1);
 	if (phytype == XAE_PHY_TYPE_1000BASE_X)
 		phydev->flags |= XAE_PHY_TYPE_1000BASE_X;