diff options
Diffstat (limited to 'include/linux/mmc/slot-gpio.h')
-rw-r--r-- | include/linux/mmc/slot-gpio.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/include/linux/mmc/slot-gpio.h b/include/linux/mmc/slot-gpio.h new file mode 100644 index 000000000..4ae2f2908 --- /dev/null +++ b/include/linux/mmc/slot-gpio.h @@ -0,0 +1,30 @@ +/* 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); +int mmc_gpiod_request_ro(struct mmc_host *host, const char *con_id, + unsigned int idx, unsigned int debounce); +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 |