iommu/arm-smmu-v3: Add SPDX header

Replace license text with SDPX header

Signed-off-by: Andrew Murray <andrew.murray@arm.com>
Acked-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Andrew Murray 2018-10-10 11:29:26 +01:00 • committed by Joerg Roedel
commit 2d7ca2c4b1