diff --git a/boards/arm/lpcxpresso54114/lpcxpresso54114.dtsi b/boards/arm/lpcxpresso54114/lpcxpresso54114.dtsi
index a592b3b77b2..6c99bfb84c4 100644
--- a/boards/arm/lpcxpresso54114/lpcxpresso54114.dtsi
+++ b/boards/arm/lpcxpresso54114/lpcxpresso54114.dtsi
@@ -6,12 +6,9 @@
 
 / {
 	aliases{
-		usart-0 = &usart0;
-		mailbox-0 = &mailbox0;
 		led0 = &red_led;
 		led1 = &green_led;
 		led2 = &blue_led;
-		spi-5 = &spi5;
 	};
 
 	leds {
diff --git a/boards/arm/lpcxpresso55s69/lpcxpresso55s69.dtsi b/boards/arm/lpcxpresso55s69/lpcxpresso55s69.dtsi
index 2aae8ee2e3e..06ca4e3db87 100644
--- a/boards/arm/lpcxpresso55s69/lpcxpresso55s69.dtsi
+++ b/boards/arm/lpcxpresso55s69/lpcxpresso55s69.dtsi
@@ -6,11 +6,9 @@
 
 / {
 	aliases{
-		usart-0 = &usart0;
 		led0 = &red_led;
 		led1 = &green_led;
 		led2 = &blue_led;
-		spi-8 = &spi8;
 	};
 
 	leds {
diff --git a/dts/arm/nxp/nxp_lpc54xxx.dtsi b/dts/arm/nxp/nxp_lpc54xxx.dtsi
index c01810ca54b..f32330c47cd 100644
--- a/dts/arm/nxp/nxp_lpc54xxx.dtsi
+++ b/dts/arm/nxp/nxp_lpc54xxx.dtsi
@@ -7,6 +7,14 @@
 #include <dt-bindings/gpio/gpio.h>
 
 / {
+	aliases{
+		gpio-0 = &gpio0;
+		gpio-1 = &gpio1;
+		mailbox-0 = &mailbox0;
+		spi-5 = &spi5;
+		usart-0 = &usart0;
+	};
+
 	cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;
diff --git a/dts/arm/nxp/nxp_lpc55S6x.dtsi b/dts/arm/nxp/nxp_lpc55S6x.dtsi
index fc1e04b31a5..31f327d712e 100644
--- a/dts/arm/nxp/nxp_lpc55S6x.dtsi
+++ b/dts/arm/nxp/nxp_lpc55S6x.dtsi
@@ -9,6 +9,15 @@
 #include <dt-bindings/gpio/gpio.h>
 
 / {
+	aliases{
+		gpio-0 = &gpio0;
+		gpio-1 = &gpio1;
+		gpio-2 = &gpio2;
+		gpio-3 = &gpio3;
+		spi-8 = &spi8;
+		usart-0 = &usart0;
+	};
+
 	cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;