Merge tag 'xilinx-for-v2019.07' of git://git.denx.de/u-boot-microblaze

Merge tag 'xilinx-for-v2019.07' of git://git.denx.de/u-boot-microblaze

Xilinx/FPGA changes for v2019.07

fpga:
- Add support for external data in FIT
- Extend testing for external data case
- Inform user about a need to run post config on Zynq

arm:
- Tune zynq command functions
- Fix internal variable setting

arm64:
- Add support for zc39dr decoding
- Disable WDT for zcu100
- Small changes in reset_reason()
- Some DT changes (spi)
- Tune qspi-mini configuration
- Remove useless eeprom setting
- Fix two sdhci boot case

spi:
- Fix tap delay programming

clk:
- Enable i2c in SPL

net:
- Fix gem phydev handling
- Remove phy detection code from gem driver

general:
- Correct EXT_DTB usage for MULTI_DTB_FIT configuration