arm64: tegra: Add interrupt for Tegra194 memory controller

This interrupt can be used for the operating system to be interrupted
when certain events occur.

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

arch/arm64/boot/dts/nvidia/tegra194.dtsi

@@ -179,6 +179,7 @@ mc: memory-controller@2c00000 {
 			reg = <0x02c00000 0x100000>,
 			      <0x02b80000 0x040000>,
 			      <0x01700000 0x100000>;
+			interrupts = <GIC_SPI 223 IRQ_TYPE_LEVEL_HIGH>;
 			#interconnect-cells = <1>;
 			status = "disabled";