Input: Generic GPIO Input device.

Supports keyboard matrixces, direct inputs, direct outputs and axes connected to gpios.

Change-Id: I5e921e6e3a1cc169316ee3b665f4cc21b5735114
Signed-off-by: Arve Hjønnevåg <arve@android.com>
Signed-off-by: Nick Pelly <npelly@google.com>
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index 45dc6aa..748a193 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -294,6 +294,11 @@
 	  To compile this driver as a module, choose M here: the
 	  module will be called sgi_btns.
 
+config INPUT_GPIO
+	tristate "GPIO driver support"
+	help
+	  Say Y here if you want to support gpio based keys, wheels etc...
+
 config HP_SDC_RTC
 	tristate "HP SDC Real Time Clock"
 	depends on (GSC || HP300) && SERIO