arm64: tegra: Don't use architected timer for suspend on Tegra210

Due to an integration issue the architected timer on Tegra210 does not
remain on during system suspend (a.k.a. SC7). Mark it accordingly so
that it isn't considered as a means to track suspend time.
Signed-off-by: Thierry Reding <treding@nvidia.com>

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

@@ -1430,6 +1430,7 @@ timer {
 			     <GIC_PPI 10
 				(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
 		interrupt-parent = <&gic>;
+		arm,no-tick-in-suspend;
 	};
 
 	soctherm: thermal-sensor@700e2000 {