Convert selectors of GENERIC_GPIO to GPIOLIB

GENERIC_GPIO is now equivalent to GPIOLIB and features that depended on
GENERIC_GPIO can now depend on GPIOLIB to allow removal of this option.

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/staging/android/Kconfig b/drivers/staging/android/Kconfig
index 465a28c..9feb6ff 100644
--- a/drivers/staging/android/Kconfig
+++ b/drivers/staging/android/Kconfig
@@ -54,7 +54,7 @@
 
 config ANDROID_TIMED_GPIO
 	tristate "Android timed gpio driver"
-	depends on GENERIC_GPIO && ANDROID_TIMED_OUTPUT
+	depends on GPIOLIB && ANDROID_TIMED_OUTPUT
 	default n
 
 config ANDROID_LOW_MEMORY_KILLER