arm64: dts: fsl-ls1012a-rdb: add i2c devices

LS1012A-RDB equipped in some i2c devices:
  - 3x GPIO Expander: PCAL9555A (NXP)
  - Gyro: FXAS21002 (NXP)
  - Accelerometer: FXOS8700 (NXP)
  - Current & Power Monitor: INA220 (TI)

This patch add listed devices to dts.
Signed-off-by: Pawel Dembicki <paweldembicki@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts

@@ -7,6 +7,7 @@
  */
 /dts-v1/;
 
+#include <dt-bindings/interrupt-controller/irq.h>
 #include "fsl-ls1012a.dtsi"
 
 / {
@@ -38,6 +39,50 @@ &esdhc1 {
 
 &i2c0 {
 	status = "okay";
+
+	accelerometer@1e {
+		compatible = "nxp,fxos8700";
+		reg = <0x1e>;
+		interrupt-parent = <&gpio26>;
+		interrupts = <13 IRQ_TYPE_EDGE_RISING>;
+		interrupt-names = "INT1";
+	};
+
+	gyroscope@20 {
+		compatible = "nxp,fxas21002c";
+		reg = <0x20>;
+	};
+
+	gpio@24 {
+		compatible = "nxp,pcal9555a";
+		reg = <0x24>;
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
+
+	gpio@25 {
+		compatible = "nxp,pcal9555a";
+		reg = <0x25>;
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
+
+	gpio26: gpio@26 {
+		compatible = "nxp,pcal9555a";
+		reg = <0x26>;
+		interrupt-parent = <&gpio0>;
+		interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
+
+	current-sensor@40 {
+		compatible = "ti,ina220";
+		reg = <0x40>;
+		shunt-resistor = <2000>;
+	};
 };
 
 &qspi {