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/* * 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); int mmc_gpio_get_cd(struct mmc_host *host); int mmc_gpio_request_cd(struct mmc_host *host, unsigned int gpio, unsigned int debounce); 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, bool override_active_level, unsigned int debounce, bool *gpio_invert); void mmc_gpio_set_cd_isr(struct mmc_host *host, irqreturn_t (*isr)(int irq, void *dev_id)); void mmc_gpiod_request_cd_irq(struct mmc_host *host); bool mmc_can_gpio_cd(struct mmc_host *host); #endif