diff --git a/arch/arm/dts/imx6ul-isiot.dtsi b/arch/arm/dts/imx6ul-isiot.dtsi
index 6108a1a..1a474ca 100644
--- a/arch/arm/dts/imx6ul-isiot.dtsi
+++ b/arch/arm/dts/imx6ul-isiot.dtsi
@@ -56,6 +56,20 @@
 	};
 };
 
+&i2c1 {
+	clock-frequency = <100000>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c1>;
+	status = "okay";
+};
+
+&i2c2 {
+	clock_frequency = <100000>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c2>;
+	status = "okay";
+};
+
 &uart1 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_uart1>;
@@ -72,6 +86,20 @@
 };
 
 &iomuxc {
+	pinctrl_i2c1: i2c1grp {
+		fsl,pins = <
+			MX6UL_PAD_UART4_TX_DATA__I2C1_SCL 0x4001b8b0
+			MX6UL_PAD_UART4_RX_DATA__I2C1_SDA 0x4001b8b0
+		>;
+	};
+
+	pinctrl_i2c2: i2c2grp {
+			fsl,pins = <
+			MX6UL_PAD_UART5_TX_DATA__I2C2_SCL 0x4001b8b0
+			MX6UL_PAD_UART5_RX_DATA__I2C2_SDA 0x4001b8b0
+		>;
+	};
+
 	pinctrl_uart1: uart1grp {
 		fsl,pins = <
 			MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX 0x1b0b1