diff --git a/overlay/frameworks/base/core/res/res/values/config.xml b/overlay/frameworks/base/core/res/res/values/config.xml
index a16626c..32c5266 100644
--- a/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/overlay/frameworks/base/core/res/res/values/config.xml
@@ -234,4 +234,8 @@
     <!-- Flag indicating whether the we should enable the automatic brightness in Settings.
          Software implementation will be used if config_hardware_auto_brightness_available is not set -->
     <bool name="config_automatic_brightness_available">true</bool>
+
+    <!-- When true use the linux /dev/input/event subsystem to detect the switch changes
+         on the headphone/microphone jack. When false use the older uevent framework. -->
+    <bool name="config_useDevInputEventForAudioJack">true</bool>
 </resources>