2 * Generic GPIO card-detect helper header
4 * Copyright (C) 2011, Guennadi Liakhovetski <g.liakhovetski@gmx.de>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
11 #ifndef MMC_SLOT_GPIO_H
12 #define MMC_SLOT_GPIO_H
16 int mmc_gpio_get_ro(struct mmc_host *host);
17 int mmc_gpio_request_ro(struct mmc_host *host, unsigned int gpio);
18 void mmc_gpio_free_ro(struct mmc_host *host);
20 int mmc_gpio_get_cd(struct mmc_host *host);
21 int mmc_gpio_request_cd(struct mmc_host *host, unsigned int gpio,
22 unsigned int debounce);
23 void mmc_gpio_free_cd(struct mmc_host *host);