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path: root/drivers/mmc/core/cd-gpio.c
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2012-01-11mmc: add a generic GPIO card-detect helperGuennadi Liakhovetski
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>