tree ea51e81f4cd78375172063fac266885d11efad0e
parent b67e198073b2d2f16572f5fa77553fec14775f69
author Guennadi Liakhovetski <g.liakhovetski@gmx.de> 1324845362 +0100
committer Chris Ball <cjb@laptop.org> 1326344325 -0500

mmc: add a generic GPIO card-detect helper

This patch adds a primitive helper to support card hotplug detection on
platforms, where a GPIO, capable of producing interrupts, is used for
detection of card-insertion and -removal events.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Chris Ball <cjb@laptop.org>