powerpc/p1022ds: Remove fixed-link property from ethernet nodes.

On P1022DS both ethernet controllers are connected to RGMII PHYs
accessible via MDIO bus. Remove fixed-link property from ethernet
nodes as they only required when fixed link PHYs without MDIO bus
are used.
Signed-off-by: Felix Radensky <felix@embedded-sol.com>
Acked-by: Timur Tabi <timur@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

arch/powerpc/boot/dts/p1022ds.dts

@@ -412,7 +412,6 @@ enet0: ethernet@B0000 {
 			fsl,magic-packet;
 			fsl,wake-on-filer;
 			local-mac-address = [ 00 00 00 00 00 00 ];
-			fixed-link = <1 1 1000 0 0>;
 			phy-handle = <&phy0>;
 			phy-connection-type = "rgmii-id";
 			queue-group@0{
@@ -439,7 +438,6 @@ enet1: ethernet@B1000 {
 			fsl,num_rx_queues = <0x8>;
 			fsl,num_tx_queues = <0x8>;
 			local-mac-address = [ 00 00 00 00 00 00 ];
-			fixed-link = <1 1 1000 0 0>;
 			phy-handle = <&phy1>;
 			phy-connection-type = "rgmii-id";
 			queue-group@0{