powerpc: dts: t2080qds: add espi slave nodes support

Add espi slave nodes  to support t2080qds.
Signed-off-by: NChuanhua Han <chuanhua.han@nxp.com>
Signed-off-by: NXiaowei Bao <xiaowei.bao@nxp.com>
Signed-off-by: NHou Zhiqiang <Zhiqiang.Hou@nxp.com>
Reviewed-by: NPriyanka Jain <priyanka.jain@nxp.com>

arch/powerpc/dts/t2080qds.dts

@@ -14,4 +14,37 @@
 	#address-cells = <2>;
 	#size-cells = <2>;
 	interrupt-parent = <&mpic>;
+
+	aliases {
+		spi0 = &espi0;
+	};
+};
+
+&espi0 {
+
+	status = "okay";
+	flash@0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "micron,n25q128a11", "jedec,spi-nor"; /* 16MB */
+		reg = <0>;
+		spi-max-frequency = <10000000>;
+	};
+
+	flash@1 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "sst,sst25wf040", "jedec,spi-nor";
+		reg = <1>;
+		spi-max-frequency = <10000000>;
+	};
+
+	flash@2 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "eon,en25s64", "jedec,spi-nor";
+		reg = <2>;
+		spi-max-frequency = <10000000>;
+	};
+
 };