ARM: dts: tango4: Request RGMII RX and TX clock delays

RX and TX clock delays are required. Request them explicitly.

Fixes: cad008b8 ("ARM: dts: tango4: Initial device trees")
Cc: stable@vger.kernel.org
Signed-off-by: NMarc Gonzalez <marc_gonzalez@sigmadesigns.com>
Signed-off-by: NArnd Bergmann <arnd@arndb.de>

arch/arm/boot/dts/tango4-vantage-1172.dts

@@ -22,7 +22,7 @@
 };
 
 &eth0 {
-	phy-connection-type = "rgmii";
+	phy-connection-type = "rgmii-id";
 	phy-handle = <&eth0_phy>;
 	#address-cells = <1>;
 	#size-cells = <0>;