arm64: dts: sparx5: Add hwmon temperature sensor

This adds a hwmon temperature node sensor to the Sparx5 SoC.

Signed-off-by: Lars Povlsen <lars.povlsen@microchip.com>
Link: https://lore.kernel.org/r/20200618135951.25441-3-lars.povlsen@microchip.com

arch/arm64/boot/dts/microchip/sparx5.dtsi

@@ -233,5 +233,12 @@
 			clock-frequency = <100000>;
 			clocks = <&ahb_clk>;
 		};
+
+		tmon0: tmon@610508110 {
+			compatible = "microchip,sparx5-temp";
+			reg = <0x6 0x10508110 0xc>;
+			#thermal-sensor-cells = <0>;
+			clocks = <&ahb_clk>;
+		};
 	};
 };