ARM: 6102/1: nomadik-gpio: set a default trigger for interrupts

Set a default trigger type for interrupts, otherwise if request_irq is
called without specifiying a trigger type, the interrupt will not
actually be enabled.

Acked-by: Alessandro Rubini <rubini@unipv.it>
Acked-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 1 insertions, 0 deletions

diff --git a/arch/arm/plat-nomadik/gpio.c b/arch/arm/plat-nomadik/gpio.c
index b877d76878f9..eac9c9a7fbf9 100644
--- a/arch/arm/plat-nomadik/gpio.c
+++ b/arch/arm/plat-nomadik/gpio.c
@@ -245,6 +245,7 @@ static int nmk_gpio_init_irq(struct nmk_gpio_chip *nmk_chip)
                 set_irq_handler(i, handle_edge_irq);
                 set_irq_flags(i, IRQF_VALID);
                 set_irq_chip_data(i, nmk_chip);
+                set_irq_type(i, IRQ_TYPE_EDGE_FALLING);
         }
         set_irq_chained_handler(nmk_chip->parent_irq, nmk_gpio_irq_handler);
         set_irq_data(nmk_chip->parent_irq, nmk_chip);