1 files changed, 8 insertions, 0 deletions

diff --git a/arch/arm/plat-samsung/gpio.c b/arch/arm/plat-samsung/gpio.c
index b83a83351cea..7743c4b8b2fb 100644
--- a/arch/arm/plat-samsung/gpio.c
+++ b/arch/arm/plat-samsung/gpio.c
@@ -157,3 +157,11 @@ __init void s3c_gpiolib_add(struct s3c_gpio_chip *chip)
         if (ret >= 0)
                 s3c_gpiolib_track(chip);
 }
+
+int samsung_gpiolib_to_irq(struct gpio_chip *chip, unsigned int offset)
+{
+        struct s3c_gpio_chip *s3c_chip = container_of(chip,
+                        struct s3c_gpio_chip, chip);
+
+        return s3c_chip->irq_base + offset;
+}