ARM: dts: enable PCIe PHY support for Cygnus

Enable PCIe PHY for both PCIe root complexes on Cygnus
Signed-off-by: Ray Jui <rjui@broadcom.com>
Acked-by: Scott Branden <sbranden@broadcom.com>
[florian: Fix missing #address-cells and #size-cells properties]
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

arch/arm/boot/dts/bcm-cygnus.dtsi

@@ -91,6 +91,23 @@ axi {
 		#address-cells = <1>;
 		#size-cells = <1>;
 
+		pcie_phy: phy@0301d0a0 {
+			compatible = "brcm,cygnus-pcie-phy";
+			reg = <0x0301d0a0 0x14>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			pcie0_phy: phy@0 {
+				reg = <0>;
+				#phy-cells = <0>;
+			};
+
+			pcie1_phy: phy@1 {
+				reg = <1>;
+				#phy-cells = <0>;
+			};
+		};
+
 		pinctrl: pinctrl@0x0301d0c8 {
 			compatible = "brcm,cygnus-pinmux";
 			reg = <0x0301d0c8 0x30>,
@@ -163,6 +180,9 @@ pcie0: pcie@18012000 {
 			ranges = <0x81000000 0 0	  0x28000000 0 0x00010000
 				  0x82000000 0 0x20000000 0x20000000 0 0x04000000>;
 
+			phys = <&pcie0_phy>;
+			phy-names = "pcie-phy";
+
 			status = "disabled";
 		};
 
@@ -184,6 +204,9 @@ pcie1: pcie@18013000 {
 			ranges = <0x81000000 0 0	  0x48000000 0 0x00010000
 				  0x82000000 0 0x40000000 0x40000000 0 0x04000000>;
 
+			phys = <&pcie1_phy>;
+			phy-names = "pcie-phy";
+
 			status = "disabled";
 		};