diff --git a/arch/sandbox/dts/sandbox.dts b/arch/sandbox/dts/sandbox.dts
index 86680a6..0ea2452 100644
--- a/arch/sandbox/dts/sandbox.dts
+++ b/arch/sandbox/dts/sandbox.dts
@@ -242,6 +242,10 @@
 		compatible = "google,sandbox-tpm";
 	};
 
+	tpm2 {
+		compatible = "sandbox,tpm2";
+	};
+
 	triangle {
 		compatible = "demo-shape";
 		colour = "cyan";
diff --git a/arch/sandbox/dts/sandbox64.dts b/arch/sandbox/dts/sandbox64.dts
index 8f707b4..48e420e 100644
--- a/arch/sandbox/dts/sandbox64.dts
+++ b/arch/sandbox/dts/sandbox64.dts
@@ -242,6 +242,10 @@
 		compatible = "google,sandbox-tpm";
 	};
 
+	tpm2 {
+		compatible = "sandbox,tpm2";
+	};
+
 	triangle {
 		compatible = "demo-shape";
 		colour = "cyan";
diff --git a/arch/sandbox/dts/test.dts b/arch/sandbox/dts/test.dts
index 5a0f187..f2e5d65 100644
--- a/arch/sandbox/dts/test.dts
+++ b/arch/sandbox/dts/test.dts
@@ -422,6 +422,10 @@
 		clock-frequency = <1000000>;
 	};
 
+	tpm2 {
+		compatible = "sandbox,tpm2";
+	};
+
 	uart0: serial {
 		compatible = "sandbox,serial";
 		u-boot,dm-pre-reloc;