diff --git a/usb/1.2/Android.bp b/usb/1.2/Android.bp
new file mode 100644
index 0000000..55ffad0
--- /dev/null
+++ b/usb/1.2/Android.bp
@@ -0,0 +1,29 @@
+// This file is autogenerated by hidl-gen -Landroidbp.
+
+hidl_interface {
+    name: "android.hardware.usb@1.2",
+    root: "android.hardware",
+    vndk: {
+        enabled: true,
+    },
+    srcs: [
+        "types.hal",
+        "IUsb.hal",
+        "IUsbCallback.hal",
+    ],
+    interfaces: [
+        "android.hardware.usb@1.0",
+        "android.hardware.usb@1.1",
+        "android.hidl.base@1.0",
+    ],
+    types: [
+        "ContaminantDetectionStatus",
+        "ContaminantProtectionMode",
+        "ContaminantProtectionStatus",
+        "PortStatus",
+        "Status",
+    ],
+    gen_java: true,
+    gen_java_constants: true,
+}
+
diff --git a/usb/1.2/IUsb.hal b/usb/1.2/IUsb.hal
new file mode 100644
index 0000000..ecc911e
--- /dev/null
+++ b/usb/1.2/IUsb.hal
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2018 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.usb@1.2;
+
+import android.hardware.usb@1.1::IUsb;
+
+/**
+ * The setCallback function in V1_0 is used to register the V1_2
+ * IUsbCallback object as well. The implementation can use the
+ * castFrom method to cast the IUsbCallback object.
+ */
+interface IUsb extends @1.1::IUsb {
+    /**
+     * When supportsEnableContaminantPresenceDetection is true,
+     * enableContaminantPresenceDetection enables/disables contaminant
+     * presence detection algorithm. Calling enableContaminantPresenceDetection
+     * when supportsEnableContaminantPresenceDetection is false does
+     * not have any effect.
+     * Change in contantaminant presence status should notify should
+     * be notified to the client via notifyPortStatusChange_1_2 through
+     * PortStatus.
+     *
+     * @param portName name of the port.
+     * @param enable true Enable contaminant presence detection algorithm.
+     *               false Disable contaminant presence detection algorithm.
+     */
+    oneway enableContaminantPresenceDetection(string portName, bool enable);
+
+    /**
+     * When supportsEnableContaminantPresenceProtection is true,
+     * enableContaminantPresenceProtection enables/disables contaminant
+     * presence protection algorithm. Calling
+     * enableContaminantPresenceProtection
+     * when supportsEnableContaminantPresenceProtection is false does
+     * not have any effect.
+     * Used to enable/disable contaminant presence protection algorithm.
+     * Enabling port protection algoritm must make the lower layers to autonomously
+     * act on taking the corresponding preventive measure mentioned at
+     * ContaminantProtectionModes when contaminant is detected on the USB Port.
+     * Calling this method with enable set to true must set to contaminantProtectionEnabled
+     * to true upon success and vice versa.
+     * currentContaminantProtectionMode should be updated whenever there is a
+     * change in the status of contaminant presence protection algorithm.
+     *
+     * @param portName name of the port.
+     * @param enable true Reduce capabilities of the port to protect port
+     *                    from damage due to contaminant presence.
+     *               false No action is taken upon contaminant presence.
+     */
+    oneway enableContaminantPresenceProtection(string portName, bool enable);
+};
diff --git a/usb/1.2/IUsbCallback.hal b/usb/1.2/IUsbCallback.hal
new file mode 100644
index 0000000..8cc16df
--- /dev/null
+++ b/usb/1.2/IUsbCallback.hal
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2018 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.usb@1.2;
+
+import android.hardware.usb@1.1::IUsbCallback;
+import android.hardware.usb@1.0::Status;
+
+/**
+ * Callback object used for all the IUsb async methods which expects a result.
+ * Caller is expected to register the callback object using setCallback method
+ * to receive updates on the PortStatus.
+ */
+interface IUsbCallback extends @1.1::IUsbCallback {
+    /**
+     * Used to convey the current port status to the caller.
+     * Must be called either when PortState changes due to the port partner or
+     * when caller requested for the PortStatus update through queryPortStatus.
+     *
+     * @param currentPortStatus vector object of current status(PortStatus
+     * of all the typeC ports in the device.
+     * @param retval SUCCESS when the required information was enquired form
+     *               kernel and the PortStatus_1_2 object was built.
+     *               ERROR otherwise.
+     */
+    oneway notifyPortStatusChange_1_2(vec<PortStatus> currentPortStatus,
+        @1.0::Status retval);
+};
+
diff --git a/usb/1.2/types.hal b/usb/1.2/types.hal
new file mode 100644
index 0000000..081a643
--- /dev/null
+++ b/usb/1.2/types.hal
@@ -0,0 +1,120 @@
+/*
+ * Copyright (C) 2018 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.usb@1.2;
+
+import android.hardware.usb@1.1::PortStatus_1_1;
+import android.hardware.usb@1.0::Status;
+
+enum Status : @1.0::Status {
+    /**
+     * Error value returned when the operation is not supported.
+     */
+    NOT_SUPPORTED = 4,
+};
+
+@export
+enum ContaminantDetectionStatus : uint32_t {
+    /**
+     * Contaminant presence detection is not supported.
+     */
+    NOT_SUPPORTED = 0,
+
+    /**
+     * Contaminant presence detection is supported but disabled.
+     */
+    DISABLED = 1,
+
+    /**
+     * Contaminant presence detection is enabled and contaminant not detected.
+     */
+    NOT_DETECTED = 2,
+
+    /**
+     * Contaminant presence detection is enabled and contaminant detected.
+     */
+    DETECTED = 3,
+};
+
+@export
+enum ContaminantProtectionMode : uint32_t {
+    /**
+     * No action performed upon detection of contaminant presence.
+     */
+    NONE = 0,
+
+    /**
+     * Upon detection of contaminant presence, Port is forced to sink only
+     * mode where a port shall only detect chargers until contaminant presence
+     * is no longer detected.
+     */
+    FORCE_SINK = 1 << 0,
+
+    /**
+     * Upon detection of contaminant presence, Port is forced to source only
+     * mode where a port shall only detect usb accessories such as headsets
+     * until contaminant presence is no longer detected.
+     */
+    FORCE_SOURCE = 1 << 1,
+
+    /**
+     * Upon detection of contaminant presence, port is disabled until contaminant
+     * presence is no longer detected. In the disabled state port will
+     * not respond to connection of chargers or usb accessories.
+     */
+    FORCE_DISABLE = 1 << 2,
+};
+
+@export
+enum ContaminantProtectionStatus : ContaminantProtectionMode {
+    /**
+     * Client disabled cotaminant protection by calling
+     * enableContaminantPresencePortProtection set to false. Low level drivers should
+     * not autmomously take any corrective action when contaminant presence is detected.
+     */
+    DISABLED = 1 << 3,
+};
+
+struct PortStatus {
+    PortStatus_1_1 status_1_1;
+
+    /**
+     * Contaminant presence protection modes supported by the port.
+     */
+    bitfield<ContaminantProtectionMode> supportedContaminantProtectionModes;
+
+    /**
+     * Client can enable/disable contaminant presence protection through
+     * enableContaminantPresenceProtection when true.
+     */
+    bool supportsEnableContaminantPresenceProtection;
+
+    /**
+     * Contaminant presence protection modes currently active for the port.
+     */
+    ContaminantProtectionStatus contaminantProtectionStatus;
+
+    /**
+     * Client can enable/disable contaminant presence detection through
+     * enableContaminantPresenceDetection when true.
+     */
+    bool supportsEnableContaminantPresenceDetection;
+
+    /**
+     * Current status of contaminant detection algorithm.
+     */
+    ContaminantDetectionStatus contaminantDetectionStatus;
+};