Merge tag 'samsung-dt-5.3' of https://git.kernel.org/pub/scm/linux/kernel/git/krzk...

Samsung DTS ARM changes for v5.3

1. Fixes for minor warnings.
2. Enable ADC on Exynos5410 Odroid XU board.

* tag 'samsung-dt-5.3' of https://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux:
  ARM: dts: exynos: Add ADC node to Exynos5410 and Odroid XU
  ARM: dts: exynos: Raise maximum buck regulator voltages on Arndale Octa
  ARM: dts: exynos: Move CPU OPP tables out of SoC node on Exynos5420

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