tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Generic GPIO card-detect helper header
3 *
4 * Copyright (C) 2011, Guennadi Liakhovetski <g.liakhovetski@gmx.de>
5 *
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.
9 */
10
11#ifndef MMC_SLOT_GPIO_H
12#define MMC_SLOT_GPIO_H
13
14struct mmc_host;
15
16int mmc_gpio_get_ro(struct mmc_host *host);
17int mmc_gpio_request_ro(struct mmc_host *host, unsigned int gpio);
18void mmc_gpio_free_ro(struct mmc_host *host);
19
20int mmc_gpio_get_cd(struct mmc_host *host);
21int mmc_gpio_request_cd(struct mmc_host *host, unsigned int gpio,
22 unsigned int debounce);
23void mmc_gpio_free_cd(struct mmc_host *host);
24
25int mmc_gpiod_request_cd(struct mmc_host *host, const char *con_id,
26 unsigned int idx, bool override_active_level,
27 unsigned int debounce);
28void mmc_gpiod_free_cd(struct mmc_host *host);
29void mmc_gpiod_request_cd_irq(struct mmc_host *host);
30
31#endif