arm64: soc: Xilinx SoC changes for v5.5

- Extend firmware interface to cover Versal chip

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

- Add firmware node with fpga and nvmem support

Tagged for xlnx_rebase_v4.19_2019.2

Tagged for xilinx-v2019.2.01

ARM: Xilinx Zynq SoC patches for v5.4

- Add support for SMP in thumb mode
- Fix SMP trampoline code when FORTIFY_SOURCE is enabled

Tagged for xlnx_rebase_v4.19_2019.1

Tagged for xilinx-v2019.1

arm64: zynqmp: SoC changes for v5.2

- Add support for ZynqMP fpga manager
- Defer some probes which depends on firmware driver to be ready
- Debugfs fix

arm64: dts: zynqmp: DT changes for v5.2

- Align xlnx-zynqmp-clk.h file name and separate
  binding for clock driver
- Add TI quirks to zynqmp boards

arm64: zynqmp: SoC changes for v5.1

- Extend firmware interface with reset, nvmem,
  power management and power domain support

- Add reset, nvmem driver, power management and
  power domain drivers
-