[ARM] S3C24XX: Add gpio_to_irq() facility
[ARM] S3C24XX: Add gpio_to_irq() facility

Add gpio_to_irq() by re-directing the call to the
generic __gpio_to_irq() code in the gpiolib.

Signed-off-by: Ben Dooks <1177f64998f284a7348354b8e91cbbe575d9858a@fluff.org>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs