Add ZynqMP firmware IOCTL API to control and configure
devices like PLLs, SD, Gem, etc.
Signed-off-by: NRajan Vaja <rajan.vaja@xilinx.com>
Signed-off-by: NJolly Shah <jollys@xilinx.com>
Acked-by: NOlof Johansson <olof@lixom.net>
Signed-off-by: NMichal Simek <michal.simek@xilinx.com>