39 lines
1.0 KiB
C
39 lines
1.0 KiB
C
|
/* 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 */
|
||
|
|
|
||
|
|
#endif /* GPIOLIB_OF_H */
|