ARM: dts: am4372: Mark omap_l3_noc with ti,no-idle

We can never idle the l3_main hwmod so mark the omap_l3_noc node
with ti,no-idle.
Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/am4372.dtsi

@@ -153,6 +153,7 @@ ocp@44000000 {
 		#size-cells = <1>;
 		ranges;
 		ti,hwmods = "l3_main";
+		ti,no-idle;
 		reg = <0x44000000 0x400000
 		       0x44800000 0x400000>;
 		interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,