powerpc: dts: p1022si: Add fsl,wake-on-filer for eTSEC

Enable the "wake-on-filer" (aka. wake on user defined packet)
wake on lan capability for the eTSEC ethernet nodes.

Cc: Li Yang <leoli@freescale.com>
Cc: Zhao Chenhui <chenhui.zhao@freescale.com>
Signed-off-by: Claudiu Manoil <claudiu.manoil@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

arch/powerpc/boot/dts/fsl/p1022si-post.dtsi

@@ -224,10 +224,12 @@ sdhc@2e000 {
 
 /include/ "pq3-etsec2-0.dtsi"
 	enet0: enet0_grp2: ethernet@b0000 {
+		fsl,wake-on-filer;
 	};
 
 /include/ "pq3-etsec2-1.dtsi"
 	enet1: enet1_grp2: ethernet@b1000 {
+		fsl,wake-on-filer;
 	};
 
 	global-utilities@e0000 {