[ARM] KS8695: Add GPIO to IRQ mapping function
Use the GPIOlib .to_irq call to map KS8695 GPIOs to the relevant IRQ line. Signed-off-by: Ben Dooks <ben-linux@fluff.org>
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@ -197,15 +197,13 @@ static int ks8695_gpio_get_value(struct gpio_chip *gc, unsigned int pin)
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/*
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/*
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* Map GPIO line to IRQ number.
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* Map GPIO line to IRQ number.
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*/
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*/
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int gpio_to_irq(unsigned int pin)
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static int ks8695_gpio_to_irq(struct gpio_chip *gc, unsigned int pin)
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{
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{
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if (pin > KS8695_GPIO_3) /* only GPIO 0..3 can generate IRQ */
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if (pin > KS8695_GPIO_3) /* only GPIO 0..3 can generate IRQ */
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return -EINVAL;
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return -EINVAL;
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return gpio_irq[pin];
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return gpio_irq[pin];
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}
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}
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EXPORT_SYMBOL(gpio_to_irq);
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/*
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/*
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* Map IRQ number to GPIO line.
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* Map IRQ number to GPIO line.
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@ -227,6 +225,7 @@ static struct gpio_chip ks8695_gpio_chip = {
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.direction_output = ks8695_gpio_direction_output,
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.direction_output = ks8695_gpio_direction_output,
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.get = ks8695_gpio_get_value,
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.get = ks8695_gpio_get_value,
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.set = ks8695_gpio_set_value,
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.set = ks8695_gpio_set_value,
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.to_irq = ks8695_gpio_to_irq,
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.base = 0,
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.base = 0,
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.ngpio = 16,
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.ngpio = 16,
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.can_sleep = 0,
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.can_sleep = 0,
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@ -35,11 +35,6 @@
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*/
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*/
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extern int ks8695_gpio_interrupt(unsigned int pin, unsigned int type);
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extern int ks8695_gpio_interrupt(unsigned int pin, unsigned int type);
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/*
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* Map GPIO line to IRQ number.
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*/
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extern int gpio_to_irq(unsigned int pin);
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/*
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/*
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* Map IRQ number to GPIO line.
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* Map IRQ number to GPIO line.
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*/
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*/
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@ -54,6 +49,7 @@ extern int irq_to_gpio(unsigned int irq);
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*/
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*/
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#define gpio_get_value __gpio_get_value
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#define gpio_get_value __gpio_get_value
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#define gpio_set_value __gpio_set_value
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#define gpio_set_value __gpio_set_value
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#define gpio_to_irq __gpio_to_irq
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/* Register the GPIOs */
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/* Register the GPIOs */
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extern void ks8695_register_gpios(void);
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extern void ks8695_register_gpios(void);
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