dts: imx53: Add gpio and i2c nodes to imx53.dtsi file

Those DTS nodes has been ported from Linux kernel (v4.16)

Signed-off-by: Lukasz Majewski <lukma@denx.de>

arch/arm/dts/imx53.dtsi

@@ -21,6 +21,16 @@
 / {
 	aliases {
 		serial1 = &uart2;
+		gpio0 = &gpio1;
+		gpio1 = &gpio2;
+		gpio2 = &gpio3;
+		gpio3 = &gpio4;
+		gpio4 = &gpio5;
+		gpio5 = &gpio6;
+		gpio6 = &gpio7;
+		i2c0 = &i2c1;
+		i2c1 = &i2c2;
+		i2c2 = &i2c3;
 	};
 
 	tzic: tz-interrupt-controller@fffc000 {
@@ -73,6 +83,66 @@
 				#clock-cells = <1>;
 			};
 
+			gpio1: gpio@53f84000 {
+				compatible = "fsl,imx53-gpio", "fsl,imx35-gpio";
+				reg = <0x53f84000 0x4000>;
+				interrupts = <50 51>;
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+			};
+
+			gpio2: gpio@53f88000 {
+				compatible = "fsl,imx53-gpio", "fsl,imx35-gpio";
+				reg = <0x53f88000 0x4000>;
+				interrupts = <52 53>;
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+			};
+
+			gpio3: gpio@53f8c000 {
+				compatible = "fsl,imx53-gpio", "fsl,imx35-gpio";
+				reg = <0x53f8c000 0x4000>;
+				interrupts = <54 55>;
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+			};
+
+			gpio4: gpio@53f90000 {
+				compatible = "fsl,imx53-gpio", "fsl,imx35-gpio";
+				reg = <0x53f90000 0x4000>;
+				interrupts = <56 57>;
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+			};
+
+			gpio5: gpio@53fdc000 {
+				compatible = "fsl,imx53-gpio", "fsl,imx35-gpio";
+				reg = <0x53fdc000 0x4000>;
+				interrupts = <103 104>;
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+			};
+
+			gpio6: gpio@53fe0000 {
+				compatible = "fsl,imx53-gpio", "fsl,imx35-gpio";
+				reg = <0x53fe0000 0x4000>;
+				interrupts = <105 106>;
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+			};
+
 			gpio7: gpio@53fe4000 {
 				compatible = "fsl,imx53-gpio", "fsl,imx35-gpio";
 				reg = <0x53fe4000 0x4000>;
@@ -82,6 +152,16 @@
 				interrupt-controller;
 				#interrupt-cells = <2>;
 			};
+
+			i2c3: i2c@53fec000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				compatible = "fsl,imx53-i2c", "fsl,imx21-i2c";
+				reg = <0x53fec000 0x4000>;
+				interrupts = <64>;
+				clocks = <&clks IMX5_CLK_I2C3_GATE>;
+				status = "disabled";
+			};
 		};
 
 		aips@60000000 {	/* AIPS2 */
@@ -102,7 +182,6 @@
 				fsl,sdma-ram-script-name = "imx/sdma/sdma-imx53.bin";
 			};
 
-
 			fec: ethernet@63fec000 {
 				compatible = "fsl,imx53-fec", "fsl,imx25-fec";
 				reg = <0x63fec000 0x4000>;
@@ -113,6 +192,26 @@
 				clock-names = "ipg", "ahb", "ptp";
 				status = "disabled";
 			};
+
+			i2c2: i2c@63fc4000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				compatible = "fsl,imx53-i2c", "fsl,imx21-i2c";
+				reg = <0x63fc4000 0x4000>;
+				interrupts = <63>;
+				clocks = <&clks IMX5_CLK_I2C2_GATE>;
+				status = "disabled";
+			};
+
+			i2c1: i2c@63fc8000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				compatible = "fsl,imx53-i2c", "fsl,imx21-i2c";
+				reg = <0x63fc8000 0x4000>;
+				interrupts = <62>;
+				clocks = <&clks IMX5_CLK_I2C1_GATE>;
+				status = "disabled";
+			};
 		};
 	};
 };