diff --git a/weaver/aidl/Android.bp b/weaver/aidl/Android.bp
index 74cec99f7d..38d017f9b5 100644
--- a/weaver/aidl/Android.bp
+++ b/weaver/aidl/Android.bp
@@ -22,5 +22,11 @@ aidl_interface {
             version: "1",
             imports: [],
         },
+        {
+            version: "2",
+            imports: [],
+        },
+
     ],
+    frozen: true,
 }
diff --git a/weaver/aidl/aidl_api/android.hardware.weaver/2/.hash b/weaver/aidl/aidl_api/android.hardware.weaver/2/.hash
new file mode 100644
index 0000000000..0d204c98ac
--- /dev/null
+++ b/weaver/aidl/aidl_api/android.hardware.weaver/2/.hash
@@ -0,0 +1 @@
+0d60d74c2704ad281e219244514516db8482ef3d
diff --git a/weaver/aidl/aidl_api/android.hardware.weaver/2/android/hardware/weaver/IWeaver.aidl b/weaver/aidl/aidl_api/android.hardware.weaver/2/android/hardware/weaver/IWeaver.aidl
new file mode 100644
index 0000000000..61627d95c4
--- /dev/null
+++ b/weaver/aidl/aidl_api/android.hardware.weaver/2/android/hardware/weaver/IWeaver.aidl
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.weaver;
+@VintfStability
+interface IWeaver {
+  android.hardware.weaver.WeaverConfig getConfig();
+  android.hardware.weaver.WeaverReadResponse read(in int slotId, in byte[] key);
+  void write(in int slotId, in byte[] key, in byte[] value);
+  const int STATUS_FAILED = 1;
+  const int STATUS_INCORRECT_KEY = 2;
+  const int STATUS_THROTTLE = 3;
+}
diff --git a/weaver/aidl/aidl_api/android.hardware.weaver/2/android/hardware/weaver/WeaverConfig.aidl b/weaver/aidl/aidl_api/android.hardware.weaver/2/android/hardware/weaver/WeaverConfig.aidl
new file mode 100644
index 0000000000..7491f32872
--- /dev/null
+++ b/weaver/aidl/aidl_api/android.hardware.weaver/2/android/hardware/weaver/WeaverConfig.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.weaver;
+@VintfStability
+parcelable WeaverConfig {
+  int slots;
+  int keySize;
+  int valueSize;
+}
diff --git a/weaver/aidl/aidl_api/android.hardware.weaver/2/android/hardware/weaver/WeaverReadResponse.aidl b/weaver/aidl/aidl_api/android.hardware.weaver/2/android/hardware/weaver/WeaverReadResponse.aidl
new file mode 100644
index 0000000000..96e528fa30
--- /dev/null
+++ b/weaver/aidl/aidl_api/android.hardware.weaver/2/android/hardware/weaver/WeaverReadResponse.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.weaver;
+@VintfStability
+parcelable WeaverReadResponse {
+  long timeout;
+  byte[] value;
+  android.hardware.weaver.WeaverReadStatus status = android.hardware.weaver.WeaverReadStatus.FAILED;
+}
diff --git a/weaver/aidl/aidl_api/android.hardware.weaver/2/android/hardware/weaver/WeaverReadStatus.aidl b/weaver/aidl/aidl_api/android.hardware.weaver/2/android/hardware/weaver/WeaverReadStatus.aidl
new file mode 100644
index 0000000000..e0be80e5b9
--- /dev/null
+++ b/weaver/aidl/aidl_api/android.hardware.weaver/2/android/hardware/weaver/WeaverReadStatus.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.weaver;
+@Backing(type="int") @VintfStability
+enum WeaverReadStatus {
+  OK,
+  FAILED,
+  INCORRECT_KEY,
+  THROTTLE,
+}