diff --git a/dts/arm/nxp/nxp_lpc54xxx.dtsi b/dts/arm/nxp/nxp_lpc54xxx.dtsi
index 8ebdc66173a..42dd7a2fb29 100644
--- a/dts/arm/nxp/nxp_lpc54xxx.dtsi
+++ b/dts/arm/nxp/nxp_lpc54xxx.dtsi
@@ -102,6 +102,7 @@
 			label = "GPIO_0";
 			gpio-controller;
 			#gpio-cells = <2>;
+			port = <0>;
 		};
 
 		gpio1: gpio@1 {
@@ -111,6 +112,7 @@
 			label = "GPIO_1";
 			gpio-controller;
 			#gpio-cells = <2>;
+			port = <1>;
 		};
 
 		mailbox0:mailbox@4008b000 {
diff --git a/dts/arm/nxp/nxp_lpc55S1x_common.dtsi b/dts/arm/nxp/nxp_lpc55S1x_common.dtsi
index 66a8eedb21d..678559ffad5 100644
--- a/dts/arm/nxp/nxp_lpc55S1x_common.dtsi
+++ b/dts/arm/nxp/nxp_lpc55S1x_common.dtsi
@@ -122,6 +122,7 @@
 		label = "GPIO_0";
 		gpio-controller;
 		#gpio-cells = <2>;
+		port = <0>;
 	};
 
 	gpio1: gpio@1 {
@@ -131,6 +132,7 @@
 		label = "GPIO_1";
 		gpio-controller;
 		#gpio-cells = <2>;
+		port = <1>;
 	};
 
 	flexcomm0: flexcomm@86000 {
diff --git a/dts/arm/nxp/nxp_lpc55S2x_common.dtsi b/dts/arm/nxp/nxp_lpc55S2x_common.dtsi
index c81d4ca4371..6911bca0a84 100644
--- a/dts/arm/nxp/nxp_lpc55S2x_common.dtsi
+++ b/dts/arm/nxp/nxp_lpc55S2x_common.dtsi
@@ -123,6 +123,7 @@
 		label = "GPIO_0";
 		gpio-controller;
 		#gpio-cells = <2>;
+		port = <0>;
 	};
 
 	gpio1: gpio@1 {
@@ -132,6 +133,7 @@
 		label = "GPIO_1";
 		gpio-controller;
 		#gpio-cells = <2>;
+		port = <1>;
 	};
 
 	dma0: dma-controller@82000 {
diff --git a/dts/arm/nxp/nxp_lpc55S6x_common.dtsi b/dts/arm/nxp/nxp_lpc55S6x_common.dtsi
index e9059a6e499..a88d1ef274f 100644
--- a/dts/arm/nxp/nxp_lpc55S6x_common.dtsi
+++ b/dts/arm/nxp/nxp_lpc55S6x_common.dtsi
@@ -137,6 +137,7 @@
 		label = "GPIO_0";
 		gpio-controller;
 		#gpio-cells = <2>;
+		port = <0>;
 	};
 
 	gpio1: gpio@1 {
@@ -146,6 +147,7 @@
 		label = "GPIO_1";
 		gpio-controller;
 		#gpio-cells = <2>;
+		port = <1>;
 	};
 
 	dma0: dma-controller@82000 {
diff --git a/dts/arm/nxp/nxp_rt6xx_common.dtsi b/dts/arm/nxp/nxp_rt6xx_common.dtsi
index 307814c7c64..3a374d896ca 100644
--- a/dts/arm/nxp/nxp_rt6xx_common.dtsi
+++ b/dts/arm/nxp/nxp_rt6xx_common.dtsi
@@ -73,6 +73,7 @@
 		label = "GPIO_0";
 		gpio-controller;
 		#gpio-cells = <2>;
+		port = <0>;
 	};
 
 	gpio1: gpio@1 {
@@ -82,6 +83,7 @@
 		label = "GPIO_1";
 		gpio-controller;
 		#gpio-cells = <2>;
+		port = <1>;
 	};
 
 	flexspi: spi@134000 {
diff --git a/dts/bindings/gpio/nxp,lpc-gpio.yaml b/dts/bindings/gpio/nxp,lpc-gpio.yaml
index 9bef11acc6d..e7f17fb09e5 100644
--- a/dts/bindings/gpio/nxp,lpc-gpio.yaml
+++ b/dts/bindings/gpio/nxp,lpc-gpio.yaml
@@ -17,6 +17,14 @@ properties:
     "#gpio-cells":
       const: 2
 
+    port:
+      type: int
+      required: true
+      description: The GPIO port this node describes
+      enum:
+        - 0
+        - 1
+
 gpio-cells:
   - pin
   - flags