net: mvneta: convert to phylink

Convert mvneta to use phylink, which models the MAC to PHY link in
a generic, reusable form.
Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>

- remove unused sync status
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/marvell/Kconfig

@@ -60,7 +60,7 @@ config MVNETA
 	depends on ARCH_MVEBU || COMPILE_TEST
 	depends on HAS_DMA
 	select MVMDIO
-	select FIXED_PHY
+	select PHYLINK
 	---help---
 	  This driver supports the network interface units in the
 	  Marvell ARMADA XP, ARMADA 370, ARMADA 38x and