arm64: tegra: Add ACONNECT, ADMA and AGIC nodes Tegra210 Smaug

Populate the ACONNECT, ADMA and AGIC nodes for Tegra210 Smaug which
are used for audio use-cases.

Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

arch/arm64/boot/dts/nvidia/tegra210-smaug.dts

@@ -1574,6 +1574,18 @@
 		status = "okay";
 	};
 
+	aconnect@702c0000 {
+		status = "okay";
+
+		dma@702e2000 {
+			status = "okay";
+		};
+
+		agic@702f9000 {
+			status = "okay";
+		};
+	};
+
 	clocks {
 		compatible = "simple-bus";
 		#address-cells = <1>;