https://github.com/torvalds/linux
Raw File
Tip revision: 6ce4eac1f600b34f2f7f58f9cd8f0503d79e42ae authored by Linus Torvalds on 22 November 2013, 19:30:55 UTC
Linux 3.13-rc1
Tip revision: 6ce4eac
slot-gpio.h
/*
 * Generic GPIO card-detect helper header
 *
 * Copyright (C) 2011, Guennadi Liakhovetski <g.liakhovetski@gmx.de>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#ifndef MMC_SLOT_GPIO_H
#define MMC_SLOT_GPIO_H

struct mmc_host;

int mmc_gpio_get_ro(struct mmc_host *host);
int mmc_gpio_request_ro(struct mmc_host *host, unsigned int gpio);
void mmc_gpio_free_ro(struct mmc_host *host);

int mmc_gpio_get_cd(struct mmc_host *host);
int mmc_gpio_request_cd(struct mmc_host *host, unsigned int gpio,
			unsigned int debounce);
void mmc_gpio_free_cd(struct mmc_host *host);

#endif
back to top