Add device tangorpro

based on two sources:
1. 52e030ecef8a2debcd0a7cebb0b2cddc50e8e4e6
(ChangeId: Ieba6a75fe45595592c61dc5ad4e0c723adccaf35)
2. 3164f3d31b1197f305d968027f2e6f18663f1382
(ChangeId: Ic517f1cd5462f3653de3742834ec251362e7849d)

No-Typo-Check: based on above commit

Bug: 220073297
Change-Id: I244f73dc8485045e1bc4605a2701a1e4d32139b0

tangorpro/BoardConfig.mk

@@ -0,0 +1,25 @@
+#
+# Copyright (C) 2021 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.
+#
+TARGET_BOARD_INFO_FILE := device/google/tangorpro/board-info.txt
+TARGET_BOOTLOADER_BOARD_NAME := tangorpro
+TARGET_SCREEN_DENSITY := 420
+BOARD_USES_GENERIC_AUDIO := true
+USES_DEVICE_GOOGLE_TANGORPRO := true
+
+include device/google/gs201/BoardConfig-common.mk
+-include vendor/google_devices/gs201/prebuilts/BoardConfigVendor.mk
+include device/google/tangorpro-sepolicy/tangorpro-sepolicy.mk
+include device/google/gs201/wifi/qcom/BoardConfig-wifi.mk