Merge tag 'samsung-drivers-4.17' of ssh://gitolite.kernel.org/pub/scm/linux/kernel...

Pull "Samsung soc drivers changes for v4.17" from Krzysztof Kozłowski:

1. Add SPDX license identifiers.
2. Populate children syscon nodes in PMU driver to properly model HW in
   DeviceTree.

* tag 'samsung-drivers-4.17' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/krzk/linux:
  soc: samsung: pmu: Populate children syscon nodes
  soc: samsung: Add SPDX license identifiers to headers
  memory: samsung: Add SPDX license identifiers