zynqmp: zcu102: Add qspi driver support for ZynqMP zcu102 boards

This patch adds qspi driver support for all ZynqMP ZCU102
boards.

Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Jagan Teki <jagan@openedev.com>