[PATCHv3 4/4] ARM: dt: tegra: Add device tree support for AHB

[Hiroshi DOYU <hdoyu@nvidia.com>]

Add AHB entry for tegra20/30.

Signed-off-by: Hiroshi DOYU <hdoyu@nvidia.com>
---
 arch/arm/boot/dts/tegra20.dtsi |    5 +++++
 arch/arm/boot/dts/tegra30.dtsi |    5 +++++
 2 files changed, 10 insertions(+), 0 deletions(-)

diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi
index 52cab08..ea6de57 100644
--- a/arch/arm/boot/dts/tegra20.dtsi
+++ b/arch/arm/boot/dts/tegra20.dtsi
@@ -212,5 +212,10 @@
 		reg = < 0x7000f000 0x00000100    /* controller registers */
 		        0x58000000 0x02000000 >; /* GART aperture */
 	};
+
+	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 15200a9..9d650fb 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 */
+	};
 };
-- 
1.7.5.4