ARM: dts: am335x-evmsk: enable DMA controller for USB

Enable DMA controller for USB
Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/am335x-evmsk.dts

@@ -378,6 +378,10 @@ usb@47401800 {
 		status = "okay";
 		dr_mode = "host";
 	};
+
+	dma-controller@07402000  {
+		status = "okay";
+	};
 };
 
 &epwmss2 {