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Commit 2307f3aa authored by Linus Walleij's avatar Linus Walleij
Browse files

Revert "gpio: remove broken irq_to_gpio() interface" 

This reverts commit ee2204a3.
parent bd203bd5

include/linux/gpio.h

+12 −0
Original line number Diff line number Diff line
@@ -70,6 +70,11 @@ static inline int gpio_to_irq(unsigned int gpio) 
	return __gpio_to_irq(gpio);

}



static inline int irq_to_gpio(unsigned int irq)

{

	return -EINVAL;

}



#endif /* ! CONFIG_ARCH_HAVE_CUSTOM_GPIO_H */



/* CONFIG_GPIOLIB: bindings for managed devices that want to request gpios */
@@ -217,6 +222,13 @@ static inline void gpiochip_unlock_as_irq(struct gpio_chip *chip, 
	WARN_ON(1);

}



static inline int irq_to_gpio(unsigned irq)

{

	/* irq can never have been returned from gpio_to_irq() */

	WARN_ON(1);

	return -EINVAL;

}



static inline int

gpiochip_add_pin_range(struct gpio_chip *chip, const char *pinctl_name,

		       unsigned int gpio_offset, unsigned int pin_offset,