Merge tag 'v4.18-next-dts32' of https://git.kernel.org/pub/scm/linux/kernel/git/matthias.bgg/linux into next/dt

- mt7623
- delete unsupported reference board
- fix pio leds
- add missing cooling device

* tag 'v4.18-next-dts32' of https://git.kernel.org/pub/scm/linux/kernel/git/matthias.bgg/linux:
  dt-bindings: arm: mediatek: cleanup MT7623N reference boards
  arm: dts: mt7623: cleanup MT7623N NAND dts file
  arm: dts: mediatek: Fix pio-leds for Bananapi-R2
  arm: dts: mediatek: Add missing cooling device properties for CPUs

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