ARM: zynq: DT: Remove DMA from board DTs

The DMA engine is enabled for all DTs that derive from zynq-7000.dtsi.
There is no need to override the 'status' property in board DTs.

Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

arch/arm/boot/dts/zynq-parallella.dts

@@ -34,10 +34,6 @@
 	};
 };
 
-&dmac_s {
-	status = "okay";
-};
-
 &gem0 {
 	status = "okay";
 	phy-mode = "rgmii-id";