diff --git a/arch/arm/boot/dts/lpc32xx.dtsi b/arch/arm/boot/dts/lpc32xx.dtsi
index acb68171d04d52d6caf9023755076cac66638558..34a73f34621c6ac6e4a8aeb5a3d3a96f47e41f68 100644
--- a/arch/arm/boot/dts/lpc32xx.dtsi
+++ b/arch/arm/boot/dts/lpc32xx.dtsi
@@ -212,18 +212,24 @@
 			};
 
 			uart1: serial@40014000 {
-				compatible = "nxp,serial";
+				compatible = "nxp,lpc3220-hsuart";
 				reg = <0x40014000 0x1000>;
+				interrupts = <26 0>;
+				status = "disabled";
 			};
 
 			uart2: serial@40018000 {
-				compatible = "nxp,serial";
+				compatible = "nxp,lpc3220-hsuart";
 				reg = <0x40018000 0x1000>;
+				interrupts = <25 0>;
+				status = "disabled";
 			};
 
-			uart7: serial@4001C000 {
-				compatible = "nxp,serial";
-				reg = <0x4001C000 0x1000>;
+			uart7: serial@4001c000 {
+				compatible = "nxp,lpc3220-hsuart";
+				reg = <0x4001c000 0x1000>;
+				interrupts = <24 0>;
+				status = "disabled";
 			};
 
 			rtc@40024000 {
diff --git a/arch/arm/boot/dts/phy3250.dts b/arch/arm/boot/dts/phy3250.dts
index 57d4961372d45623d02e181fe4313a74114c3fd4..f3bf1493afb0e84b7344abaf0192f2baf2d4bad0 100644
--- a/arch/arm/boot/dts/phy3250.dts
+++ b/arch/arm/boot/dts/phy3250.dts
@@ -148,6 +148,10 @@
 		};
 
 		fab {
+			uart2: serial@40018000 {
+				status = "okay";
+			};
+
 			tsc@40048000 {
 				status = "okay";
 			};