ARM: tegra: add AHB entry to Tegra114 DT

Add AHB entry.
Signed-off-by: NHiroshi Doyu <hdoyu@nvidia.com>
Signed-off-by: NStephen Warren <swarren@nvidia.com>

arch/arm/boot/dts/tegra114.dtsi

@@ -32,6 +32,11 @@
 		#clock-cells = <1>;
 	};
 
+	ahb: ahb {
+		compatible = "nvidia,tegra114-ahb", "nvidia,tegra30-ahb";
+		reg = <0x6000c004 0x14c>;
+	};
+
 	serial@70006000 {
 		compatible = "nvidia,tegra114-uart", "nvidia,tegra20-uart";
 		reg = <0x70006000 0x40>;