tree 56f48e64c92f694c75a126a4bac0dee64d8f6b60
parent ef93f1443c014e0d6dd7a5b1e592a02aa266f001
author Baruch Siach <baruch@tkos.co.il> 1278414202 +0300
committer Sascha Hauer <s.hauer@pengutronix.de> 1280301771 +0200

arm/imx/gpio: add spinlock protection

The GPIO registers need protection from concurrent access for operations that
are not atomic.

Cc: stable@kernel.org
Cc: Juergen Beisert <j.beisert@pengutronix.de>
Cc: Daniel Mack <daniel@caiaq.de>
Reported-by: rpkamiak@rockwellcollins.com
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>