overlay: Set radio access family
diff --git a/overlay/frameworks/base/core/res/res/values/config.xml b/overlay/frameworks/base/core/res/res/values/config.xml
index 2c9f6db..5a258fe 100644
--- a/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/overlay/frameworks/base/core/res/res/values/config.xml
@@ -391,7 +391,13 @@
          policy/src/com/android/internal/policy/impl/PhoneWindowManager.java
 
     -->
-<integer name="config_longPressOnAppSwitchBehavior">1</integer>
+    <integer name="config_longPressOnAppSwitchBehavior">1</integer>
+
+    <!-- The RadioAccessFamilies supported by the device.
+         Empty is viewed as "all".  Only used on devices which
+         don't support RIL_REQUEST_GET_RADIO_CAPABILITY
+         format is UMTS|LTE|... -->
+    <string translatable="false" name="config_radio_access_family">GSM|GPRS|EDGE|UMTS|HSPA|HSPAP|LTE</string>
 
 </resources>