diff --git a/boards/nordic/nrf9280pdk/nrf9280pdk_nrf9280-ipc_conf_iron.dtsi b/boards/nordic/nrf9280pdk/nrf9280pdk_nrf9280-ipc_conf_iron.dtsi
index a44db40538d2..4ea9e99e2e2f 100644
--- a/boards/nordic/nrf9280pdk/nrf9280pdk_nrf9280-ipc_conf_iron.dtsi
+++ b/boards/nordic/nrf9280pdk/nrf9280pdk_nrf9280-ipc_conf_iron.dtsi
@@ -9,7 +9,6 @@
 / {
 	ipc {
 		/delete-node/ ipc-1-2;
-		/delete-node/ ipc-1-3;
 
 		cpusec_cpuapp_ipc: ipc-1-2 {
 			compatible = "nordic,ironside-call";
diff --git a/boards/nordic/nrf9280pdk/nrf9280pdk_nrf9280-memory_map.dtsi b/boards/nordic/nrf9280pdk/nrf9280pdk_nrf9280-memory_map.dtsi
index 0127998509e8..83fb1c7a51d5 100644
--- a/boards/nordic/nrf9280pdk/nrf9280pdk_nrf9280-memory_map.dtsi
+++ b/boards/nordic/nrf9280pdk/nrf9280pdk_nrf9280-memory_map.dtsi
@@ -7,6 +7,7 @@
 
 / {
 	reserved-memory {
+		ranges;
 		/* The first 64kb are reserved for SecDom.
 		 * The next 4kb are reserved for IPC between SecDom and Cellcore.
 		 */
diff --git a/dts/arm/nordic/nrf91.dtsi b/dts/arm/nordic/nrf91.dtsi
index 1747dcea74a9..48c07ba067aa 100644
--- a/dts/arm/nordic/nrf91.dtsi
+++ b/dts/arm/nordic/nrf91.dtsi
@@ -37,6 +37,7 @@
 		};
 
 		peripheral@50000000 {
+			reg = <0x50000000 0x10000000>;
 			#address-cells = <1>;
 			#size-cells = <1>;
 			ranges = <0x0 0x50000000 0x10000000>;
diff --git a/dts/arm/nordic/nrf91ns.dtsi b/dts/arm/nordic/nrf91ns.dtsi
index e44bbcde0a43..7af029d24e70 100644
--- a/dts/arm/nordic/nrf91ns.dtsi
+++ b/dts/arm/nordic/nrf91ns.dtsi
@@ -38,6 +38,7 @@
 		};
 
 		peripheral@40000000 {
+			reg = <0x40000000 0x10000000>;
 			#address-cells = <1>;
 			#size-cells = <1>;
 			ranges = <0x0 0x40000000 0x10000000>;
diff --git a/dts/vendor/nordic/nrf9280.dtsi b/dts/vendor/nordic/nrf9280.dtsi
index fb27488e9dc4..7568f84d4c5c 100644
--- a/dts/vendor/nordic/nrf9280.dtsi
+++ b/dts/vendor/nordic/nrf9280.dtsi
@@ -159,6 +159,7 @@
 		};
 
 		cpuapp_peripherals: peripheral@52000000 {
+			reg = <0x52000000 0x1000000>;
 			#address-cells = <1>;
 			#size-cells = <1>;
 			ranges = <0x0 0x52000000 0x1000000>;
@@ -359,9 +360,11 @@
 		};
 
 		global_peripherals: peripheral@5f000000 {
+			reg = <0x5f000000 0x1000000>;
 			#address-cells = <1>;
 			#size-cells = <1>;
-			ranges = <0x0 0x5f000000 0x1000000>;
+			ranges = <0x0 0x5f000000 0x1000000
+				0x2f700000 0x2f700000 0x40000>;
 
 			usbhs: usbhs@86000 {
 				compatible = "nordic,nrf-usbhs", "snps,dwc2";