efikamx: add support for power key

This patch adds support for power key button of the efika mx. It's connected
on  GPIO 2 31.

Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Arnaud Patard (Rtp) 2010-10-27 14:40:52 +02:00 • committed by Sascha Hauer
commit fcbd0c5f20