Couple of boards have qspi on the board that's why enable controller and
describe them.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Link: https://lore.kernel.org/r/01a69ee6590245b5bee70a2553f6faac0d31ca76.1623684253.git.michal.simek@xilinx.com