Viewing file:  slot-gpio.h (984 B) -rw-r--r--
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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Generic GPIO card-detect helper header
*
* Copyright (C) 2011, Guennadi Liakhovetski <g.liakhovetski@gmx.de>
*/
#ifndef MMC_SLOT_GPIO_H
#define MMC_SLOT_GPIO_H
#include <linux/types.h>
#include <linux/irqreturn.h>
struct mmc_host;
int mmc_gpio_get_ro(struct mmc_host *host);
int mmc_gpio_get_cd(struct mmc_host *host);
int mmc_gpiod_request_cd(struct mmc_host *host, const char *con_id,
unsigned int idx, bool override_active_level,
unsigned int debounce, bool *gpio_invert);
int mmc_gpiod_request_ro(struct mmc_host *host, const char *con_id,
unsigned int idx,
unsigned int debounce, bool *gpio_invert);
void mmc_gpio_set_cd_isr(struct mmc_host *host,
irqreturn_t (*isr)(int irq, void *dev_id));
int mmc_gpio_set_cd_wake(struct mmc_host *host, bool on);
void mmc_gpiod_request_cd_irq(struct mmc_host *host);
bool mmc_can_gpio_cd(struct mmc_host *host);
bool mmc_can_gpio_ro(struct mmc_host *host);
#endif
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