diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
index af595a43e0d1e..180fc124f92e5 100644
--- a/core/res/res/values/config.xml
+++ b/core/res/res/values/config.xml
@@ -4428,6 +4428,9 @@
       -->
     </integer-array>
 
+    <!-- Indicates whether device has a power button fingerprint sensor. -->
+    <bool name="config_is_powerbutton_fps" translatable="false" >false</bool>
+
     <!-- Messages that should not be shown to the user during face auth enrollment. This should be
          used to hide messages that may be too chatty or messages that the user can't do much about.
          Entries are defined in android.hardware.biometrics.face@1.0 types.hal -->
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index ba9e4543abb3b..eb1fe1dd367d8 100644
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -2558,6 +2558,7 @@
   <java-symbol type="array" name="config_biometric_sensors" />
   <java-symbol type="bool" name="allow_test_udfps" />
   <java-symbol type="array" name="config_udfps_sensor_props" />
+  <java-symbol type="bool" name="config_is_powerbutton_fps" />
 
   <java-symbol type="array" name="config_face_acquire_enroll_ignorelist" />
   <java-symbol type="array" name="config_face_acquire_vendor_enroll_ignorelist" />
diff --git a/services/core/java/com/android/server/biometrics/sensors/fingerprint/hidl/Fingerprint21.java b/services/core/java/com/android/server/biometrics/sensors/fingerprint/hidl/Fingerprint21.java
index e149ca9428dde..243cc7cd9b002 100644
--- a/services/core/java/com/android/server/biometrics/sensors/fingerprint/hidl/Fingerprint21.java
+++ b/services/core/java/com/android/server/biometrics/sensors/fingerprint/hidl/Fingerprint21.java
@@ -119,6 +119,7 @@ public class Fingerprint21 implements IHwBinder.DeathRecipient, ServiceProvider
     private int mCurrentUserId = UserHandle.USER_NULL;
     private final boolean mIsUdfps;
     private final int mSensorId;
+    private boolean mIsPowerbuttonFps;
 
     private final class BiometricTaskStackListener extends TaskStackListener {
         @Override
@@ -345,9 +346,18 @@ public class Fingerprint21 implements IHwBinder.DeathRecipient, ServiceProvider
         mIsUdfps = !ArrayUtils.isEmpty(
                 mContext.getResources().getIntArray(R.array.config_udfps_sensor_props));
 
-        final @FingerprintSensorProperties.SensorType int sensorType =
-                mIsUdfps ? FingerprintSensorProperties.TYPE_UDFPS_OPTICAL
-                        : FingerprintSensorProperties.TYPE_REAR;
+        // config_is_powerbutton_fps indicates whether device has a power button fingerprint sensor.
+        mIsPowerbuttonFps = mContext.getResources().getBoolean(R.bool.config_is_powerbutton_fps);
+
+        final @FingerprintSensorProperties.SensorType int sensorType;
+        if (mIsUdfps) {
+            sensorType = FingerprintSensorProperties.TYPE_UDFPS_OPTICAL;
+        } else if (mIsPowerbuttonFps) {
+            sensorType = FingerprintSensorProperties.TYPE_POWER_BUTTON;
+        } else {
+            sensorType = FingerprintSensorProperties.TYPE_REAR;
+        }
+
         // IBiometricsFingerprint@2.1 does not manage timeout below the HAL, so the Gatekeeper HAT
         // cannot be checked
         final boolean resetLockoutRequiresHardwareAuthToken = false;
@@ -835,6 +845,7 @@ public class Fingerprint21 implements IHwBinder.DeathRecipient, ServiceProvider
         try {
             dump.put("service", TAG);
             dump.put("isUdfps", mIsUdfps);
+            dump.put("isPowerbuttonFps", mIsPowerbuttonFps);
 
             JSONArray sets = new JSONArray();
             for (UserInfo user : UserManager.get(mContext).getUsers()) {