arm64: dts: ls1028a: fix gpio nodes

Update the nodes to include little-endian
property to be consistent with the hardware.
Signed-off-by: Song Hui <hui.song_1@nxp.com>
Acked-by: Li Yang <leoyang.li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi

@@ -279,33 +279,36 @@ edma0: dma-controller@22c0000 {
 		};
 
 		gpio1: gpio@2300000 {
-			compatible = "fsl,qoriq-gpio";
+			compatible = "fsl,ls1028a-gpio","fsl,qoriq-gpio";
 			reg = <0x0 0x2300000 0x0 0x10000>;
 			interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>;
 			gpio-controller;
 			#gpio-cells = <2>;
 			interrupt-controller;
 			#interrupt-cells = <2>;
+			little-endian;
 		};
 
 		gpio2: gpio@2310000 {
-			compatible = "fsl,qoriq-gpio";
+			compatible = "fsl,ls1028a-gpio","fsl,qoriq-gpio";
 			reg = <0x0 0x2310000 0x0 0x10000>;
 			interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>;
 			gpio-controller;
 			#gpio-cells = <2>;
 			interrupt-controller;
 			#interrupt-cells = <2>;
+			little-endian;
 		};
 
 		gpio3: gpio@2320000 {
-			compatible = "fsl,qoriq-gpio";
+			compatible = "fsl,ls1028a-gpio","fsl,qoriq-gpio";
 			reg = <0x0 0x2320000 0x0 0x10000>;
 			interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
 			gpio-controller;
 			#gpio-cells = <2>;
 			interrupt-controller;
 			#interrupt-cells = <2>;
+			little-endian;
 		};
 
 		usb0: usb@3100000 {