Enabled zynq qspi controller node for zc770-xm010 board.

=> sf probe 0 -- bus1 for selecting qspi controller
=> sf probe 1 -- bus0 for selecting spi controller

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>