ACPI: acer_acpi: Add Kconfig entry

index 2f2fbff..16e30d0 100644
@@ -78,6 +78,24 @@ config TIFM_7XX1
           To compile this driver as a module, choose M here: the module will
 	  be called tifm_7xx1.
 
+config ACER_ACPI
+	tristate "Acer Laptop ACPI Extras (EXPERIMENTAL)"
+	depends on X86
+	depends on ACPI
+	depends on EXPERIMENTAL
+	depends on LEDS_CLASS
+	depends on BACKLIGHT_CLASS_DEVICE
+	---help---
+	  This driver drives the PNP0C14 device found on many Acer laptops from
+	  2005 onwards (and known to work on some Fujitsu Siemens laptops). It
+	  adds support for wireless, bluetooth, backlight and mail LED control.
+
+	  For more information, see <file:Documentation/acer_acpi.txt>
+	  and read <http://code.google.com/p/aceracpi/wiki/SupportedHardware>
+	  for a list of hardware known to work with the driver.
+
+	  If you are not sure, say N here.
+
 config ASUS_LAPTOP
         tristate "Asus Laptop Extras (EXPERIMENTAL)"
         depends on X86