According to Marc Zyngier, former employee at ARM, the company owns the
copyright for code created by its employees. Convert accordingly to SPDX
with the usual rearrangements. Also dropped Marc's email address which
doesn't work any more.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

Converts the files that licensecheck can determine the license for. Also
convert to obvious right Copyright statements. Additionally some minor
code reformatting is done.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

The Exception Syndrome Register (ESR) holds information over an
exception. This adds the strings necessary to dispatch this information.
Based on Linux code.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>