Merge tag 'zynqmp-dt-for-v5.5' of https://github.com/Xilinx/linux-xlnx into arm/dt

arm64: dts: zynqmp: DT changes for v5.5

- Add firmware node with fpga and nvmem support

* tag 'zynqmp-dt-for-v5.5' of https://github.com/Xilinx/linux-xlnx:
  arm64: zynqmp: Add support for zynqmp nvmem firmware driver
  arm64: zynqmp: Label whole PL part as fpga_full region
  arm64: zynqmp: Add support for zynqmp fpga manager
  arm64: zynqmp: Add firmware DT node

Link: https://lore.kernel.org/r/543394c2-ddff-33be-4c90-e01847539c64@monstr.eu
Signed-off-by: Olof Johansson <olof@lixom.net>