diff --git a/drm/DrmDevice.h b/drm/DrmDevice.h
new file mode 100644
index 0000000..d7ea359
--- /dev/null
+++ b/drm/DrmDevice.h
@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+#ifndef ANDROID_DRM_H_
+#define ANDROID_DRM_H_
+
+#include <stdint.h>
+
+#include <tuple>
+
+#include "DrmConnector.h"
+#include "DrmCrtc.h"
+#include "DrmEncoder.h"
+#include "DrmEventListener.h"
+#include "DrmPlane.h"
+#include "platform/platform.h"
+
+namespace android {
+
+class DrmDevice {
+ public:
+  DrmDevice();
+  ~DrmDevice();
+
+  std::tuple<int, int> Init(const char *path, int num_displays);
+
+  int fd() const {
+    return fd_.get();
+  }
+
+  const std::vector<std::unique_ptr<DrmConnector>> &connectors() const {
+    return connectors_;
+  }
+
+  const std::vector<std::unique_ptr<DrmPlane>> &planes() const {
+    return planes_;
+  }
+
+  std::pair<uint32_t, uint32_t> min_resolution() const {
+    return min_resolution_;
+  }
+
+  std::pair<uint32_t, uint32_t> max_resolution() const {
+    return max_resolution_;
+  }
+
+  DrmConnector *GetConnectorForDisplay(int display) const;
+  DrmConnector *GetWritebackConnectorForDisplay(int display) const;
+  DrmConnector *AvailableWritebackConnector(int display) const;
+  DrmCrtc *GetCrtcForDisplay(int display) const;
+  DrmPlane *GetPlane(uint32_t id) const;
+  DrmEventListener *event_listener();
+
+  int GetPlaneProperty(const DrmPlane &plane, const char *prop_name,
+                       DrmProperty *property);
+  int GetCrtcProperty(const DrmCrtc &crtc, const char *prop_name,
+                      DrmProperty *property);
+  int GetConnectorProperty(const DrmConnector &connector, const char *prop_name,
+                           DrmProperty *property);
+
+  const std::string GetName() const;
+
+  const std::vector<std::unique_ptr<DrmCrtc>> &crtcs() const;
+  uint32_t next_mode_id();
+
+  int CreatePropertyBlob(void *data, size_t length, uint32_t *blob_id);
+  int DestroyPropertyBlob(uint32_t blob_id);
+  bool HandlesDisplay(int display) const;
+  void RegisterHotplugHandler(DrmEventHandler *handler) {
+    event_listener_.RegisterHotplugHandler(handler);
+  }
+
+ private:
+  int TryEncoderForDisplay(int display, DrmEncoder *enc);
+  int GetProperty(uint32_t obj_id, uint32_t obj_type, const char *prop_name,
+                  DrmProperty *property);
+
+  int CreateDisplayPipe(DrmConnector *connector);
+  int AttachWriteback(DrmConnector *display_conn);
+
+  UniqueFd fd_;
+  uint32_t mode_id_ = 0;
+
+  std::vector<std::unique_ptr<DrmConnector>> connectors_;
+  std::vector<std::unique_ptr<DrmConnector>> writeback_connectors_;
+  std::vector<std::unique_ptr<DrmEncoder>> encoders_;
+  std::vector<std::unique_ptr<DrmCrtc>> crtcs_;
+  std::vector<std::unique_ptr<DrmPlane>> planes_;
+  DrmEventListener event_listener_;
+
+  std::pair<uint32_t, uint32_t> min_resolution_;
+  std::pair<uint32_t, uint32_t> max_resolution_;
+  std::map<int, int> displays_;
+};
+}  // namespace android
+
+#endif  // ANDROID_DRM_H_