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authorBen Dooks <ben-linux@fluff.org>2008-12-13 20:44:13 +0000
committerBen Dooks <ben-linux@fluff.org>2008-12-14 11:34:47 +0000
commit7ef71320eba8933275be10bfa44e083bec95b3f1 (patch)
tree3f588c2f24204ecedcce1b3814cd5c3b130e9c4b
parent72880ad866c21badace4d8026c1e58f2fde087fb (diff)
[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>
-rw-r--r--arch/arm/mach-ks8695/gpio.c5
-rw-r--r--arch/arm/mach-ks8695/include/mach/gpio.h6
2 files changed, 3 insertions, 8 deletions
diff --git a/arch/arm/mach-ks8695/gpio.c b/arch/arm/mach-ks8695/gpio.c
index 26d6346f38f..55fbf7111a5 100644
--- a/arch/arm/mach-ks8695/gpio.c
+++ b/arch/arm/mach-ks8695/gpio.c
@@ -197,15 +197,13 @@ static int ks8695_gpio_get_value(struct gpio_chip *gc, unsigned int pin)
/*
* Map GPIO line to IRQ number.
*/
-int gpio_to_irq(unsigned int pin)
+static int ks8695_gpio_to_irq(struct gpio_chip *gc, unsigned int pin)
{
if (pin > KS8695_GPIO_3) /* only GPIO 0..3 can generate IRQ */
return -EINVAL;
return gpio_irq[pin];
}
-EXPORT_SYMBOL(gpio_to_irq);
-
/*
* Map IRQ number to GPIO line.
@@ -227,6 +225,7 @@ static struct gpio_chip ks8695_gpio_chip = {
.direction_output = ks8695_gpio_direction_output,
.get = ks8695_gpio_get_value,
.set = ks8695_gpio_set_value,
+ .to_irq = ks8695_gpio_to_irq,
.base = 0,
.ngpio = 16,
.can_sleep = 0,
diff --git a/arch/arm/mach-ks8695/include/mach/gpio.h b/arch/arm/mach-ks8695/include/mach/gpio.h
index 6379f2fe843..86312d476bc 100644
--- a/arch/arm/mach-ks8695/include/mach/gpio.h
+++ b/arch/arm/mach-ks8695/include/mach/gpio.h
@@ -36,11 +36,6 @@
extern int ks8695_gpio_interrupt(unsigned int pin, unsigned int type);
/*
- * Map GPIO line to IRQ number.
- */
-extern int gpio_to_irq(unsigned int pin);
-
-/*
* Map IRQ number to GPIO line.
*/
extern int irq_to_gpio(unsigned int irq);
@@ -54,6 +49,7 @@ extern int irq_to_gpio(unsigned int irq);
*/
#define gpio_get_value __gpio_get_value
#define gpio_set_value __gpio_set_value
+#define gpio_to_irq __gpio_to_irq
/* Register the GPIOs */
extern void ks8695_register_gpios(void);