diff --git a/overlay/frameworks/base/core/res/res/values/config.xml b/overlay/frameworks/base/core/res/res/values/config.xml
index ff8bf2f..e91d9f1 100644
--- a/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/overlay/frameworks/base/core/res/res/values/config.xml
@@ -285,6 +285,34 @@
          format is UMTS|LTE|... -->
     <string translatable="false" name="config_radio_access_family">GSM | WCDMA | LTE</string>
 
+    <!-- Hardware keys present on the device, stored as a bit field.
+         This integer should equal the sum of the corresponding value for each
+         of the following keys present:
+             1 - Home
+             2 - Back
+             4 - Menu
+             8 - Assistant (search)
+            16 - App switch
+            32 - Camera
+            64 - Volume rocker
+         For example, a device with Home, Back and Menu keys would set this
+         config to 7. -->
+    <integer name="config_deviceHardwareKeys">64</integer>
+
+    <!-- Hardware keys present on the device with the ability to wake, stored as a bit field.
+         This integer should equal the sum of the corresponding value for each
+         of the following keys present:
+             1 - Home
+             2 - Back
+             4 - Menu
+             8 - Assistant (search)
+            16 - App switch
+            32 - Camera
+            64 - Volume rocker
+         For example, a device with Home, Back and Menu keys would set this
+         config to 7. -->
+    <integer name="config_deviceHardwareWakeKeys">64</integer>
+
     <!-- Flag indicating if device supports EAP SIM, AKA, AKA' -->
     <bool name="config_eap_sim_based_auth_supported">false</bool>
 </resources>