arm64: tegra: Enable current monitors on P3310

The P3310 processor module contains two current monitors that can be
used to determine the current flow across various parts of the board
design.

Acked-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
index 5a49093..cf84d70 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
@@ -56,6 +56,16 @@
 
 	i2c@3160000 {
 		status = "okay";
+
+		power-monitor@40 {
+			compatible = "ti,ina3221";
+			reg = <0x40>;
+		};
+
+		power-monitor@41 {
+			compatible = "ti,ina3221";
+			reg = <0x41>;
+		};
 	};
 
 	i2c@3180000 {