Merge tag 'berlin-core-for-v4.18' of...

Merge tag 'berlin-core-for-v4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/jszhang/linux-berlin into next/soc

berlin core changes for v4.18

* tag 'berlin-core-for-v4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/jszhang/linux-berlin

:
  ARM: berlin: switch to SPDX license identifier
  arm: berlin: remove non-necessary flush_cache_all()
  ARM: berlin: extend BG2CD Kconfig entry

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