ARM: tegra: Rename pcie-controller to pcie

Recent versions of DTC have checks for PCI host bridge device tree nodes
that are named something other than "pci" or "pcie". Fix all occurrences
of such nodes for Tegra boards to avoid potential warnings from DTC.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
diff --git a/arch/arm/dts/tegra20.dtsi b/arch/arm/dts/tegra20.dtsi
index e21ee25..275b343 100644
--- a/arch/arm/dts/tegra20.dtsi
+++ b/arch/arm/dts/tegra20.dtsi
@@ -580,7 +580,7 @@
 		reset-names = "fuse";
 	};
 
-	pcie-controller@80003000 {
+	pcie@80003000 {
 		compatible = "nvidia,tegra20-pcie";
 		device_type = "pci";
 		reg = <0x80003000 0x00000800   /* PADS registers */