mips: octeon: mrvl, cn73xx.dtsi: Add PCIe controller DT node

This patch adds the PCIe controller node to the MIPS Octeon 73xx dtsi
file.

Signed-off-by: Stefan Roese <sr@denx.de>

arch/mips/dts/mrvl,cn73xx.dtsi

@@ -230,5 +230,21 @@
 				dr_mode = "host";
 			};
 		};
+
+		/* PCIe 0 */
+		pcie0: pcie@1180069000000 {
+			compatible =  "marvell,pcie-host-octeon";
+			reg = <0 0xf2600000 0 0x10000>;
+			#address-cells = <3>;
+			#size-cells = <2>;
+			device_type = "pci";
+			dma-coherent;
+
+			bus-range = <0 0xff>;
+			marvell,pcie-port = <0>;
+			ranges = <0x81000000 0x00000000 0xd0000000 0x00011a00 0xd0000000 0x00000000 0x01000000 /* IO */
+				  0x02000000 0x00000000 0xe0000000 0x00011b00 0xe0000000 0x00000000 0x10000000	/* non-prefetchable memory */
+				  0x43000000 0x00011c00 0x00000000 0x00011c00 0x00000000 0x00000010 0x00000000>;/* prefetchable memory */
+		};
 	};
 };