ARM: tegra: Add #reset-cells to Tegra124 memory controller

The memory controller exposes a set of memory client resets and needs to
specify the #reset-cells property in order to advertise the number of
cells needed to describe each of the resets.
Signed-off-by: Thierry Reding <treding@nvidia.com>

arch/arm/boot/dts/tegra124.dtsi

@@ -622,6 +622,7 @@ mc: memory-controller@70019000 {
 		interrupts = <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>;
 
 		#iommu-cells = <1>;
+		#reset-cells = <1>;
 	};
 
 	emc: external-memory-controller@7001b000 {