Remove GENERIC_GPIO config option

GENERIC_GPIO has been made equivalent to GPIOLIB in architecture code
and all driver code has been switch to depend on GPIOLIB. It is thus
safe to have GENERIC_GPIO removed.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
diff --git a/drivers/gpio/gpio-lpc32xx.c b/drivers/gpio/gpio-lpc32xx.c
index 36d7dee..4ad9c6b 100644
--- a/drivers/gpio/gpio-lpc32xx.c
+++ b/drivers/gpio/gpio-lpc32xx.c
@@ -255,7 +255,7 @@
 }
 
 /*
- * GENERIC_GPIO primitives.
+ * GPIO primitives.
  */
 static int lpc32xx_gpio_dir_input_p012(struct gpio_chip *chip,
 	unsigned pin)