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 <[email protected]> Signed-off-by: Kukjin Kim <[email protected]>
cail · Oct 12, 2011 · 8a8ab2e · 8a8ab2e
1 parent ce19de0
commit 8a8ab2e
Showing 1 changed file with 4 additions and 0 deletions.
diff --git 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)