Merge tag 'sparx5-dt-5.10' of https://github.com/microchip-ung/linux-upstream into arm/dt

Sparx5 DT updates for Linux 5.10

- Add public repo to MAINTAINERS
- Add SPI controller and devices
- Add eMMC controller and devices
- Add temperature sensor

* tag 'sparx5-dt-5.10' of https://github.com/microchip-ung/linux-upstream:
  arm64: dts: sparx5: Add spi-nand devices
  arm64: dts: sparx5: Add spi-nor support
  arm64: dts: sparx5: Add SPI controller and associated mmio-mux
  MAINTAINERS: Add git tree for Sparx5
  arm64: dts: sparx5: Add hwmon temperature sensor
  arm64: dts: sparx5: Add Sparx5 eMMC support

Link: https://lore.kernel.org/r/878sda2dj0.fsf@microchip.com


Signed-off-by: Olof Johansson <olof@lixom.net>