Merge tag 'mvebu-dt-4.17-spdx' of git://git.infradead.org/linux-mvebu into next/dt

Pull "mvebu SPDX dt for 4.17: from Gregory CLEMENT:

convert to the SPDX-License-Identifier for the Kirkwood and the Armada
based device tree files.

Compared to the series submitted most of the patch have been squashed:
the result is grouped by SoC, boards, type of licenses and the patches
that were explicitly acked on the mailing list.

* tag 'mvebu-dt-4.17-spdx' of git://git.infradead.org/linux-mvebu:
  arm: dts: kirkwood*.dts: use SPDX-License-Identifier for board using GPL-2.0+
  arm: dts: kirkwood*.dts: use SPDX-License-Identifier for boards using GPL-2.0+/MIT
  arm: dts: kirkwood*.dts: use SPDX-License-Identifier for boards using GPL-2.0
  arm: dts: armada-385-turris-omnia: use SPDX-License-Identifier
  arm: dts: armada-385-db-ap: use SPDX-License-Identifier
  arm: dts: armada-388-rd: use SPDX-License-Identifier
  arm: dts: armada-xp-db-xc3-24g4xg: use SPDX-License-Identifier
  arm: dts: armada-xp-db-dxbc2: use SPDX-License-Identifier
  arm: dts: armada-370-db: use SPDX-License-Identifier
  arm: dts: armada-*.dts: use SPDX-License-Identifier for most of the Armada based board
  arm: dts: armada-xp-98dx: use SPDX-License-Identifier for prestara 98d SoCs
  arm: dts: armada-*.dtsi: use SPDX-License-Identifier for most of the Armada SoCs