Merge tag 'xilinx-for-v2018.05-rc2' of git://git.denx.de/u-boot-microblaze

Xilinx changes for v2018.05-rc2

- Various DT changes and sync with mainline kernel
- Various defconfig updates
- Add SPL init for zcu102 revA
- Add new zynqmp boards zcu100/zcu104/zcu106/zcu111/zc12XX
  and zc1751-dc3
- Net fixes - xlnx,phy-type
- 64bit axi ethernet support
- arasan: Fix nand write issue
- fpga fixes
- Maintainer file updates