arm64: tegra: Enable AHCI on Jetson TX1

Enable AHCI on Jetson TX1 and add sata phy node.
Signed-off-by: Preetham Chandru R <pchandru@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi

@@ -1325,6 +1325,11 @@ usb@70090000 {
 		status = "okay";
 	};
 
+	sata@70020000 {
+		status = "okay";
+		phys = <&{/padctl@7009f000/pads/sata/lanes/sata-0}>;
+	};
+
 	padctl@7009f000 {
 		status = "okay";