diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi
index 108e894a892..24129fb507a 100644
--- a/arch/arm/boot/dts/tegra20.dtsi
+++ b/arch/arm/boot/dts/tegra20.dtsi
@@ -206,5 +206,10 @@
 		interrupts = < 0 97 0x04 >;
 		phy_type = "utmi";
 	};
+
+	ahb: ahb@6000c004 {
+		compatible = "nvidia,tegra20-ahb";
+		reg = <0x6000c004 0x10c>; /* AHB Arbitration + Gizmo Controller */
+	};
 };
 
diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi
index 15200a949a8..9d650fb07e4 100644
--- a/arch/arm/boot/dts/tegra30.dtsi
+++ b/arch/arm/boot/dts/tegra30.dtsi
@@ -224,4 +224,9 @@
 			nvidia,ahub-cif-ids = <8 8>;
 		};
 	};
+
+	ahb: ahb@6000c004 {
+		compatible = "nvidia,tegra30-ahb";
+		reg = <0x6000c004 0x14c>; /* AHB Arbitration + Gizmo Controller */
+	};
 };