diff options
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpiolib.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 167860684be6..0a54a759dd40 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -2779,6 +2779,26 @@ int gpiochip_irqchip_add_key(struct gpio_chip *gc, } EXPORT_SYMBOL_GPL(gpiochip_irqchip_add_key); +/** + * gpiochip_irqchip_add_domain() - adds an irqdomain to a gpiochip + * @gc: the gpiochip to add the irqchip to + * @domain: the irqdomain to add to the gpiochip + * + * This function adds an IRQ domain to the gpiochip. + */ +int gpiochip_irqchip_add_domain(struct gpio_chip *gc, + struct irq_domain *domain) +{ + if (!domain) + return -EINVAL; + + gc->to_irq = gpiochip_to_irq; + gc->irq.domain = domain; + + return 0; +} +EXPORT_SYMBOL_GPL(gpiochip_irqchip_add_domain); + #else /* CONFIG_GPIOLIB_IRQCHIP */ static inline int gpiochip_add_irqchip(struct gpio_chip *gc, |