arm: dts: ls1021a: add gpio node

Add gpio node for SoC LS1021A

Signed-off-by: Biwen Li <biwen.li@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
diff --git a/arch/arm/dts/ls1021a.dtsi b/arch/arm/dts/ls1021a.dtsi
index 0eeec43..7b99ce0 100644
--- a/arch/arm/dts/ls1021a.dtsi
+++ b/arch/arm/dts/ls1021a.dtsi
@@ -98,6 +98,46 @@
 			bus-width = <4>;
 		};
 
+		gpio0: gpio@2300000 {
+			compatible = "fsl,ls1021a-gpio", "fsl,qoriq-gpio";
+			reg = <0x0 0x2300000 0x0 0x10000>;
+			interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-controller;
+			#gpio-cells = <2>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+
+		gpio1: gpio@2310000 {
+			compatible = "fsl,ls1021a-gpio", "fsl,qoriq-gpio";
+			reg = <0x0 0x2310000 0x0 0x10000>;
+			interrupts = <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-controller;
+			#gpio-cells = <2>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+
+		gpio2: gpio@2320000 {
+			compatible = "fsl,ls1021a-gpio", "fsl,qoriq-gpio";
+			reg = <0x0 0x2320000 0x0 0x10000>;
+			interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-controller;
+			#gpio-cells = <2>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+
+		gpio3: gpio@2330000 {
+			compatible = "fsl,ls1021a-gpio", "fsl,qoriq-gpio";
+			reg = <0x0 0x2330000 0x0 0x10000>;
+			interrupts = <GIC_SPI 166 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-controller;
+			#gpio-cells = <2>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+
 		scfg: scfg@1570000 {
 			compatible = "fsl,ls1021a-scfg", "syscon";
 			reg = <0x1570000 0x10000>;