diff --git a/dts/bindings/vendor-prefixes.txt b/dts/bindings/vendor-prefixes.txt
index 268eaa58cef..ce84d1c62b8 100644
--- a/dts/bindings/vendor-prefixes.txt
+++ b/dts/bindings/vendor-prefixes.txt
@@ -63,6 +63,7 @@ boundary	Boundary Devices Inc.
 brcm	Broadcom Corporation
 buffalo	Buffalo, Inc.
 bticino Bticino International
+cadence	Cadence Design Systems, Inc.
 calxeda	Calxeda
 capella	Capella Microsystems, Inc
 cascoda	Cascoda, Ltd.
diff --git a/dts/xtensa/esp32.dtsi b/dts/xtensa/esp32.dtsi
index 548ac00781f..79b73caa827 100644
--- a/dts/xtensa/esp32.dtsi
+++ b/dts/xtensa/esp32.dtsi
@@ -12,13 +12,13 @@
 
 		cpu@0 {
 			device_type = "cpu";
-			compatible = "LX6";
+			compatible = "cadence,tensilica-xtensa-lx6";
 			reg = <0>;
 		};
 
 		cpu@1 {
 			device_type = "cpu";
-			compatible = "LX6";
+			compatible = "cadence,tensilica-xtensa-lx6";
 			reg = <1>;
 		};
 
diff --git a/dts/xtensa/intel_s1000.dtsi b/dts/xtensa/intel_s1000.dtsi
index 6c2349edafc..941988f55a3 100644
--- a/dts/xtensa/intel_s1000.dtsi
+++ b/dts/xtensa/intel_s1000.dtsi
@@ -14,13 +14,13 @@
 
 		cpu@0 {
 			device_type = "cpu";
-			compatible = "LX6";
+			compatible = "cadence,tensilica-xtensa-lx6";
 			reg = <0>;
 		};
 
 		cpu@1 {
 			device_type = "cpu";
-			compatible = "LX6";
+			compatible = "cadence,tensilica-xtensa-lx6";
 			reg = <1>;
 		};