diff --git a/arch/arm/boot/dts/imx28.dtsi b/arch/arm/boot/dts/imx28.dtsi
index c5b57d4adadee9eb5094d620f57db28442ffee48..fae7b9069fc43a6ef8bb2dae43d23460e0939aab 100644
--- a/arch/arm/boot/dts/imx28.dtsi
+++ b/arch/arm/boot/dts/imx28.dtsi
@@ -405,6 +405,17 @@
 					fsl,pull-up = <MXS_PULL_DISABLE>;
 				};
 
+				auart4_2pins_b: auart4@1 {
+					reg = <1>;
+					fsl,pinmux-ids = <
+						MX28_PAD_AUART0_CTS__AUART4_RX
+						MX28_PAD_AUART0_RTS__AUART4_TX
+					>;
+					fsl,drive-strength = <MXS_DRIVE_4mA>;
+					fsl,voltage = <MXS_VOLTAGE_HIGH>;
+					fsl,pull-up = <MXS_PULL_DISABLE>;
+				};
+
 				mac0_pins_a: mac0@0 {
 					reg = <0>;
 					fsl,pinmux-ids = <