diff --git a/power/1.2/IPower.hal b/power/1.2/IPower.hal
new file mode 100644
index 0000000..1c2c7b8
--- /dev/null
+++ b/power/1.2/IPower.hal
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2017 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.
+ */
+package android.hardware.power@1.2;
+
+import @1.1::IPower;
+
+interface IPower extends @1.1::IPower {
+    /**
+     * called to pass hints on power requirements which
+     * may result in adjustment of power/performance parameters of the
+     * cpufreq governor and other controls.
+     *
+     * A particular platform may choose to ignore any hint.
+     *
+     * @param hint PowerHint which is passed
+     * @param data contains additional information about the hint
+     * and is described along with the comments for each of the hints.
+     */
+    oneway powerHintAsync_1_2(PowerHint hint, int32_t data);
+};