/* SPDX-License-Identifier: GPL-2.0 */ #ifndef GPIOLIB_OF_H #define GPIOLIB_OF_H struct gpio_chip; enum of_gpio_flags; #ifdef CONFIG_OF_GPIO struct gpio_desc *of_find_gpio(struct device *dev, const char *con_id, unsigned int idx, unsigned long *lookupflags); int of_gpiochip_add(struct gpio_chip *gc); void of_gpiochip_remove(struct gpio_chip *gc); int of_gpio_get_count(struct device *dev, const char *con_id); bool of_gpio_need_valid_mask(const struct gpio_chip *gc); #else static inline struct gpio_desc *of_find_gpio(struct device *dev, const char *con_id, unsigned int idx, unsigned long *lookupflags) { return ERR_PTR(-ENOENT); } static inline int of_gpiochip_add(struct gpio_chip *gc) { return 0; } static inline void of_gpiochip_remove(struct gpio_chip *gc) { } static inline int of_gpio_get_count(struct device *dev, const char *con_id) { return 0; } static inline bool of_gpio_need_valid_mask(const struct gpio_chip *gc) { return false; } #endif /* CONFIG_OF_GPIO */ extern struct notifier_block gpio_of_notifier; #endif /* GPIOLIB_OF_H */