PolarFire SoC Bare metal Example projects v2022.08

Changes since last release

MPFS HAL
- Added application running from multiple U54s. Can be directly used as a payload for HSS. Refer to the MPFS HAL Example Projects.
- Enhance DDR-Demo project. Refer to the mpfs-hal-ddr-demo.
MSS QSPI
- Winbond example
  - Added flash_info structure, which will be used to get the flash parameter values.
  - Added list of menu options over the UART terminal to perform specific flash operation.
  - Add support for bad_block checking
- Micron flash driver updates
  - Added list of menu options over the UART terminal to perform specific flash operation.
  - Added update_io_format() API to switch to normal mode when using the readid, status and other probing commands.
MSS GPIO
- Added mss_configuration folder under boards/ directory. This will be used with Integrated MSS configurator in SoftConsole v2022.2 (Soon to be released). Refer to the Readme.
Updated following driver example projects to use MPFS-HAL to version 2.0.102
- RTC, MMUART, eMMC, MPFS HAL, System Services, QSPI, GPIO, SPI