[PATCH] m68k: Fall back to __gpio_to_irq() for non-arch GPIOs

[Mark Brown]

gpiolib provides __gpio_to_irq() to map gpiolib gpios to interrupts - hook
that up on m68k.

Signed-off-by: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
---
 arch/m68k/include/asm/gpio.h |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/arch/m68k/include/asm/gpio.h b/arch/m68k/include/asm/gpio.h
index b204683..00d0071 100644
--- a/arch/m68k/include/asm/gpio.h
+++ b/arch/m68k/include/asm/gpio.h
@@ -225,7 +225,8 @@ static inline void gpio_set_value(unsigned gpio, int value)
 
 static inline int gpio_to_irq(unsigned gpio)
 {
-	return (gpio < MCFGPIO_IRQ_MAX) ? gpio + MCFGPIO_IRQ_VECBASE : -EINVAL;
+	return (gpio < MCFGPIO_IRQ_MAX) ? gpio + MCFGPIO_IRQ_VECBASE
+		: __gpio_to_irq(gpio);
 }
 
 static inline int irq_to_gpio(unsigned irq)
-- 
1.7.6.3

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