dts: microzed: Enable zynq qspi controller node

Enabled zynq qspi controller node for microzed board,
verified the same on spansion spi-nor flash.

Signed-off-by: Jagan Teki <jteki@openedev.com>
Cc: Simon Glass <sjg@chromium.org>
Cc: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Tested-by: Jagan Teki <jteki@openedev.com>

arch/arm/dts/zynq-microzed.dts

@@ -14,6 +14,7 @@
 
 	aliases {
 		serial0 = &uart1;
+		spi0 = &qspi;
 	};
 
 	memory {
@@ -21,3 +22,7 @@
 		reg = <0 0x40000000>;
 	};
 };
+
+&qspi {
+	status = "okay";
+};