diff --git a/arch/sandbox/dts/sandbox.dts b/arch/sandbox/dts/sandbox.dts
index 48db781..fb866e8 100644
--- a/arch/sandbox/dts/sandbox.dts
+++ b/arch/sandbox/dts/sandbox.dts
@@ -18,7 +18,7 @@
 		stdout-path = "/serial";
 	};
 
-	cros_ec: cros-ec@0 {
+	cros_ec: cros-ec {
 		reg = <0 0>;
 		compatible = "google,cros-ec-sandbox";
 
@@ -26,23 +26,23 @@
 		 * This describes the flash memory within the EC. Note
 		 * that the STM32L flash erases to 0, not 0xff.
 		 */
-		#address-cells = <1>;
-		#size-cells = <1>;
-		flash@8000000 {
-			reg = <0x08000000 0x20000>;
+		flash {
+			image-pos = <0x08000000>;
+			size = <0x20000>;
 			erase-value = <0>;
-			#address-cells = <1>;
-			#size-cells = <1>;
 
 			/* Information for sandbox */
 			ro {
-				reg = <0 0xf000>;
+				image-pos = <0>;
+				size = <0xf000>;
 			};
 			wp-ro {
-				reg = <0xf000 0x1000>;
+				image-pos = <0xf000>;
+				size = <0x1000>;
 			};
 			rw {
-				reg = <0x10000 0x10000>;
+				image-pos = <0x10000>;
+				size = <0x10000>;
 			};
 		};
 	};
diff --git a/arch/sandbox/dts/sandbox64.dts b/arch/sandbox/dts/sandbox64.dts
index 0e32fda..2c6d351 100644
--- a/arch/sandbox/dts/sandbox64.dts
+++ b/arch/sandbox/dts/sandbox64.dts
@@ -17,7 +17,7 @@
 		stdout-path = "/serial";
 	};
 
-	cros_ec: cros-ec@0 {
+	cros_ec: cros-ec {
 		reg = <0 0 0 0>;
 		compatible = "google,cros-ec-sandbox";
 
@@ -25,23 +25,23 @@
 		 * This describes the flash memory within the EC. Note
 		 * that the STM32L flash erases to 0, not 0xff.
 		 */
-		#address-cells = <1>;
-		#size-cells = <1>;
-		flash@8000000 {
-			reg = <0x08000000 0x20000>;
+		flash {
+			image-pos = <0x08000000>;
+			size = <0x20000>;
 			erase-value = <0>;
-			#address-cells = <1>;
-			#size-cells = <1>;
 
 			/* Information for sandbox */
 			ro {
-				reg = <0 0xf000>;
+				image-pos = <0>;
+				size = <0xf000>;
 			};
 			wp-ro {
-				reg = <0xf000 0x1000>;
+				image-pos = <0xf000>;
+				size = <0x1000>;
 			};
 			rw {
-				reg = <0x10000 0x10000>;
+				image-pos = <0x10000>;
+				size = <0x10000>;
 			};
 		};
 	};
diff --git a/arch/sandbox/dts/test.dts b/arch/sandbox/dts/test.dts
index ad94901..05bccd7 100644
--- a/arch/sandbox/dts/test.dts
+++ b/arch/sandbox/dts/test.dts
@@ -40,6 +40,35 @@
 		osd0 = "/osd";
 	};
 
+	cros_ec: cros-ec {
+		reg = <0 0>;
+		compatible = "google,cros-ec-sandbox";
+
+		/*
+		 * This describes the flash memory within the EC. Note
+		 * that the STM32L flash erases to 0, not 0xff.
+		 */
+		flash {
+			image-pos = <0x08000000>;
+			size = <0x20000>;
+			erase-value = <0>;
+
+			/* Information for sandbox */
+			ro {
+				image-pos = <0>;
+				size = <0xf000>;
+			};
+			wp-ro {
+				image-pos = <0xf000>;
+				size = <0x1000>;
+			};
+			rw {
+				image-pos = <0x10000>;
+				size = <0x10000>;
+			};
+		};
+	};
+
 	a-test {
 		reg = <0 1>;
 		compatible = "denx,u-boot-fdt-test";