P1020: dts: Added PCIe DT nodes

P1020 integrated 2 PCIe controllers, which is compatible with
the PCI Express™ Base Specification, Revision 1.0a, and this
patch is to add DT node for each PCIe controller.

Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
diff --git a/arch/powerpc/dts/p1020rdb-pc.dts b/arch/powerpc/dts/p1020rdb-pc.dts
index fd68b8b..7ebaa61 100644
--- a/arch/powerpc/dts/p1020rdb-pc.dts
+++ b/arch/powerpc/dts/p1020rdb-pc.dts
@@ -18,6 +18,18 @@
 	soc: soc@ffe00000 {
 		ranges = <0x0 0x0 0xffe00000 0x100000>;
 	};
+
+	pci1: pcie@ffe09000 {
+		reg = <0x0 0xffe09000 0x0 0x1000>;	/* registers */
+		ranges = <0x01000000 0x0 0x00000000 0x0 0xffc10000 0x0 0x00010000   /* downstream I/O */
+			  0x02000000 0x0 0xa0000000 0x0 0xa0000000 0x0 0x20000000>; /* non-prefetchable memory */
+	};
+
+	pci0: pcie@ffe0a000 {
+		reg = <0x0 0xffe0a000 0x0 0x1000>;	/* registers */
+		ranges = <0x01000000 0x0 0x00000000 0x0 0xffc00000 0x0 0x00010000   /* downstream I/O */
+			  0x02000000 0x0 0x80000000 0x0 0x80000000 0x0 0x20000000>; /* non-prefetchable memory */
+	};
 };
 
 /include/ "p1020-post.dtsi"