This patch adds ddrc memory controller node in dts.
size mentioned in dts is 0x30000, because we need to access DDR_QOS
INTR registers located at 
fd090208 from this driver.
Signed-off-by: Naga Sureshkumar Relli <nagasure@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
                        power-domains = <&pd_adma>;
                };
 
+               mc: memory-controller@fd070000 {
+                       compatible = "xlnx,zynqmp-ddrc-2.40a";
+                       reg = <0x0 0xfd070000 0x30000>;
+                       interrupt-parent = <&gic>;
+                       interrupts = <0 112 4>;
+               };
+
                nand0: nand@ff100000 {
                        compatible = "arasan,nfc-v3p10";
                        status = "disabled";