net: mvpp2: initialize port fwnode pointer

Update the port's device structure also with its fwnode pointer
with a recommended device_set_node() helper routine.
Signed-off-by: Marcin Wojtas <marcin.s.wojtas@gmail.com>
Reviewed-by: Suman Ghosh <sumang@marvell.com>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://lore.kernel.org/r/20231231122019.123344-1-marcin.s.wojtas@gmail.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c

@@ -6877,7 +6877,7 @@ static int mvpp2_port_probe(struct platform_device *pdev,
 	dev->min_mtu = ETH_MIN_MTU;
 	/* 9704 == 9728 - 20 and rounding to 8 */
 	dev->max_mtu = MVPP2_BM_JUMBO_PKT_SIZE;
-	dev->dev.of_node = port_node;
+	device_set_node(&dev->dev, port_fwnode);
 
 	port->pcs_gmac.ops = &mvpp2_phylink_gmac_pcs_ops;
 	port->pcs_gmac.neg_mode = true;