dts: ls2080aqds: Add QSPI dts node

Add QSPI controller and slave dts node for LS2080AQDS board.

Signed-off-by: Yuan Yao <yao.yuan@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>

arch/arm/dts/fsl-ls2080a-qds.dts

@@ -15,6 +15,7 @@
 	compatible = "fsl,ls2080a-qds", "fsl,ls2080a";
 
 	aliases {
+		spi0 = &qspi;
 		spi1 = &dspi;
 	};
 };
@@ -51,3 +52,16 @@
 		reg = <2>;
 	};
 };
+
+&qspi {
+	bus-num = <0>;
+	status = "okay";
+
+	qflash0: s25fs256s@0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "spi-flash";
+		spi-max-frequency = <20000000>;
+		reg = <0>;
+	};
+};

arch/arm/dts/fsl-ls2080a.dtsi

@@ -126,4 +126,14 @@
 		interrupts = <0 26 0x4>; /* Level high type */
 		num-cs = <6>;
 	};
+
+	qspi: quadspi@1550000 {
+		compatible = "fsl,vf610-qspi";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x0 0x20c0000 0x0 0x10000>,
+			<0x0 0x20000000 0x0 0x10000000>;
+		reg-names = "QuadSPI", "QuadSPI-memory";
+		num-cs = <4>;
+	};
 };