arm64: dts: Add the PCIE EP node in dts

Add the PCIE EP node in dts for ls1046a.
Signed-off-by: Xiaowei Bao <xiaowei.bao@nxp.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Minghuan Lian <minghuan.lian@nxp.com>
Reviewed-by: Zhiqiang Hou <zhiqiang.hou@nxp.com>
Reviewed-by: Rob Herring <robh+dt@kernel.org>

arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi

@@ -657,6 +657,17 @@ pcie@3400000 {
 			status = "disabled";
 		};
 
+		pcie_ep@3400000 {
+			compatible = "fsl,ls1046a-pcie-ep","fsl,ls-pcie-ep";
+			reg = <0x00 0x03400000 0x0 0x00100000
+				0x40 0x00000000 0x8 0x00000000>;
+			reg-names = "regs", "addr_space";
+			num-ib-windows = <6>;
+			num-ob-windows = <8>;
+			num-lanes = <2>;
+			status = "disabled";
+		};
+
 		pcie@3500000 {
 			compatible = "fsl,ls1046a-pcie";
 			reg = <0x00 0x03500000 0x0 0x00100000   /* controller registers */
@@ -683,6 +694,17 @@ pcie@3500000 {
 			status = "disabled";
 		};
 
+		pcie_ep@3500000 {
+			compatible = "fsl,ls1046a-pcie-ep","fsl,ls-pcie-ep";
+			reg = <0x00 0x03500000 0x0 0x00100000
+				0x48 0x00000000 0x8 0x00000000>;
+			reg-names = "regs", "addr_space";
+			num-ib-windows = <6>;
+			num-ob-windows = <8>;
+			num-lanes = <2>;
+			status = "disabled";
+		};
+
 		pcie@3600000 {
 			compatible = "fsl,ls1046a-pcie";
 			reg = <0x00 0x03600000 0x0 0x00100000   /* controller registers */
@@ -709,6 +731,17 @@ pcie@3600000 {
 			status = "disabled";
 		};
 
+		pcie_ep@3600000 {
+			compatible = "fsl,ls1046a-pcie-ep", "fsl,ls-pcie-ep";
+			reg = <0x00 0x03600000 0x0 0x00100000
+				0x50 0x00000000 0x8 0x00000000>;
+			reg-names = "regs", "addr_space";
+			num-ib-windows = <6>;
+			num-ob-windows = <8>;
+			num-lanes = <2>;
+			status = "disabled";
+		};
+
 		qdma: dma-controller@8380000 {
 			compatible = "fsl,ls1046a-qdma", "fsl,ls1021a-qdma";
 			reg = <0x0 0x8380000 0x0 0x1000>, /* Controller regs */
@@ -729,7 +762,6 @@ qdma: dma-controller@8380000 {
 			queue-sizes = <64 64>;
 			big-endian;
 		};
-
 	};
 
 	reserved-memory {