[PATCH] drm/imx: Switch to SPDX identifier

[Philipp Zabel]

On Fri, 2018-09-28 at 16:13 -0300, Fabio Estevam wrote:
> Adopt the SPDX license identifier headers to ease license compliance
> management.
> 
> Signed-off-by: Fabio Estevam <festevam at gmail.com>

Thank you, applied to imx-drm/next.

regards
Philipp