zynqmp: pm: update error codes to match Linux and PMU Firmware

All EEMI error codes start with value 2000.

Note: Legacy error codes ARGS (=1) and NOTSUPPORTED (=4) returned by
current ATF code have been left in place.

Signed-off-by: Davorin Mista <davorin.mista@aggios.com>
Acked-by: Will Wong <WILLW@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Change-Id: I939afa85957cac88025d82a80f9f6dd49be993b6
1 file changed