gpio/samsung: only register available gpio banks

Only register gpio banks provided by SoC instead of the maximum possible
to lessen confusion, get rid of a warning from gpiolib and stop it from
eating into the extra gpios for configs with S3C24XX_GPIO_EXTRA != 0.

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/drivers/gpio/gpio-samsung.c b/drivers/gpio/gpio-samsung.c
index b6be77a..c87b65a 100644 (file)
--- a/drivers/gpio/gpio-samsung.c
+++ b/drivers/gpio/gpio-samsung.c
@@ -914,6 +914,10 @@ static void __init s3c24xx_gpiolib_add_chips(struct samsung_gpio_chip *chip,
        struct gpio_chip *gc = &chip->chip;
 
        for (i = 0 ; i < nr_chips; i++, chip++) {
+               /* skip banks not present on SoC */
+               if (chip->chip.base >= S3C_GPIO_END)
+                       continue;
+
                if (!chip->config)
                        chip->config = &s3c24xx_gpiocfg_default;
                if (!chip->pm)