arm64: zynqmp: Define and enable qspi node for DC4 board

DC4 board has qspi on it hence define and enable
qspi node for it.

Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
1 file changed