From 49b859887727f9d4119159033d5cc1247071f3d4 Mon Sep 17 00:00:00 2001
From: Max Weffers <rcstar6696@gmail.com>
Date: Thu, 27 Sep 2018 11:52:08 +0200
Subject: [PATCH] clover: Intial Device-Tree for Mi PAD 4

---
 Android.bp                                    |  19 +++
 Android.mk                                    |  22 ++++
 BoardConfig.mk                                |  27 ++++
 README.md                                     |  25 ++++
 device.mk                                     |  45 +++++++
 .../base/core/res/res/values/config.xml       | 115 ++++++++++++++++++
 .../base/core/res/res/xml/power_profile.xml   |  58 +++++++++
 vendorsetup.sh                                |  19 +++
 8 files changed, 330 insertions(+)
 create mode 100644 Android.bp
 create mode 100644 Android.mk
 create mode 100644 BoardConfig.mk
 create mode 100644 README.md
 create mode 100644 device.mk
 create mode 100755 overlay/frameworks/base/core/res/res/values/config.xml
 create mode 100755 overlay/frameworks/base/core/res/res/xml/power_profile.xml
 create mode 100644 vendorsetup.sh

diff --git a/Android.bp b/Android.bp
new file mode 100644
index 0000000..3b86b81
--- /dev/null
+++ b/Android.bp
@@ -0,0 +1,19 @@
+//#
+//# Copyright 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.
+//#
+
+subdirs = [
+    "*"
+]
diff --git a/Android.mk b/Android.mk
new file mode 100644
index 0000000..729e6e4
--- /dev/null
+++ b/Android.mk
@@ -0,0 +1,22 @@
+#
+# Copyright 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.
+#
+
+LOCAL_PATH := $(call my-dir)
+
+ifeq ($(TARGET_DEVICE),clover)
+include $(call all-makefiles-under,$(LOCAL_PATH))
+
+include $(CLEAR_VARS)
diff --git a/BoardConfig.mk b/BoardConfig.mk
new file mode 100644
index 0000000..9a6cd65
--- /dev/null
+++ b/BoardConfig.mk
@@ -0,0 +1,27 @@
+#
+# Copyright 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.
+#
+
+include device/xiaomi/sdm660-common/PlatformConfig.mk
+
+DEVICE_PATH := device/xiaomi/clover
+
+# Platform
+BOARD_VENDOR_PLATFORM := xiaomi-sdm660
+
+# Kernel
+TARGET_KERNEL_SOURCE := kernel/xiaomi/clover
+TARGET_KERNEL_CONFIG := clover-perf_defconfig
+TARGET_PREBUILT_KERNEL := $(DEVICE_PATH)/prebuilt/Image.gz-dtb
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..a432342
--- /dev/null
+++ b/README.md
@@ -0,0 +1,25 @@
+Copyright 2018 The Android Open Source Project
+
+The MI PAD 4 (codenamed _"clover"_) are high-end mid-range tablet from Xiaomi.
+
+Xiaomi MI PAD 4 was announced and released in June 2018.
+
+## Device specifications
+
+| Device       | Xiaomi MI PAD 4 / Xiaomi MI PAD 4 PLUS          |
+| -----------: | :---------------------------------------------- |
+| SoC          | Qualcomm SDM660 Snapdragon 660                  |
+| CPU          | 8x Qualcomm® Kryo™ 260 up to 2.2GHz             |
+| GPU          | Adreno 512                                      |
+| Memory       | 3GB / 4GM RAM (LPDDR4X)                         |
+| Shipped Android version | 8.1.0                           	 |
+| Storage      | 64GB eMMC 5.1 flash storage                     |
+| Battery      | Non-removable Li-Po 6000 mAh                    |
+| Dimensions   | 200.2 x 120.3 x 7.9 mm                          |
+| Display      | 1920 x 1200 (16:10), 8.0 inch  or 10.1 inch     |
+| Rear camera | 13MP, f/2.0 1080p 30 fps video|
+| Front camera | 5MP, f/2.0|
+
+## Device picture
+
+![Xiaomi MI PAD 4](http://i8.mifile.cn/a1/pms_1529843020.73617168!560x560.jpg)
diff --git a/device.mk b/device.mk
new file mode 100644
index 0000000..638e99a
--- /dev/null
+++ b/device.mk
@@ -0,0 +1,45 @@
+#
+# Copyright 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.
+#
+
+# Inherit the fusion-common definitions
+$(call inherit-product, device/xiaomi/sdm660-common/platform.mk)
+
+# setup dalvik vm configs
+$(call inherit-product, frameworks/native/build/phone-xhdpi-2048-dalvik-heap.mk)
+
+# setup HWUI configs
+$(call inherit-product, frameworks/native/build/phone-xxhdpi-3072-hwui-memory.mk)
+
+DEVICE_PATH := device/xiaomi/clover
+
+# These are the hardware-specific features
+PRODUCT_COPY_FILES += \
+    frameworks/native/data/etc/tablet_core_hardware.xml:$(TARGET_COPY_OUT_VENDOR)/etc/permissions/tablet_core_hardware.xml 
+
+# Device is a Tablet
+PRODUCT_AAPT_CONFIG := normal large
+PRODUCT_AAPT_PREF_CONFIG := hdpi
+
+# Boot animation
+TARGET_SCREEN_HEIGHT := 1920
+TARGET_SCREEN_WIDTH := 1200
+
+# Set those variables here to overwrite the inherited values.
+PRODUCT_NAME := aosp_clover
+PRODUCT_DEVICE := clover
+PRODUCT_MODEL := Mi PAD 4 (AOSP)
+PRODUCT_BRAND := Xiaomi
+PRODUCT_MANUFACTURER := Xiaomi
diff --git a/overlay/frameworks/base/core/res/res/values/config.xml b/overlay/frameworks/base/core/res/res/values/config.xml
new file mode 100755
index 0000000..bbf3abb
--- /dev/null
+++ b/overlay/frameworks/base/core/res/res/values/config.xml
@@ -0,0 +1,115 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- #
+#
+# Copyright 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.
+#
+-->
+
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+
+    <!-- Flag indicating whether the we should enable the automatic brightness in Settings.
+         Software implementation will be used if config_hardware_auto_brightness_available is not set -->
+    <bool name="config_automatic_brightness_available">true</bool>
+
+    <!-- Array of light sensor LUX values to define our levels for auto backlight brightness support.
+         The N entries of this array define N + 1 control points as follows:
+         (1-based arrays)
+
+         Point 1:            (0, value[1]):             lux <= 0
+         Point 2:     (level[1], value[2]):  0        < lux <= level[1]
+         Point 3:     (level[2], value[3]):  level[2] < lux <= level[3]
+         ...
+         Point N+1: (level[N], value[N+1]):  level[N] < lux
+
+         The control points must be strictly increasing.  Each control point
+         corresponds to an entry in the brightness backlight values arrays.
+         For example, if LUX == level[1] (first element of the levels array)
+         then the brightness will be determined by value[2] (second element
+         of the brightness values array).
+
+         Spline interpolation is used to determine the auto-brightness
+         backlight values for LUX levels between these control points.
+
+         Must be overridden in platform specific overlays -->
+    <integer-array name="config_autoBrightnessLevels">
+        <item>10</item>
+        <item>30</item>
+        <item>60</item>
+        <item>100</item>
+        <item>150</item>
+        <item>210</item>
+        <item>255</item>
+    </integer-array>
+
+    <!-- Array of output values for LCD backlight corresponding to the LUX values
+         in the config_autoBrightnessLevels array.  This array should have size one greater
+         than the size of the config_autoBrightnessLevels array.
+         The brightness values must be between 0 and 255 and be non-decreasing.
+         This must be overridden in platform specific overlays -->
+    <integer-array name="config_autoBrightnessLcdBacklightValues">
+        <item>10</item>
+        <item>20</item>
+        <item>40</item>
+        <item>70</item>
+        <item>110</item>
+        <item>160</item>
+        <item>200</item>
+        <item>255</item>
+    </integer-array>
+    
+    <!-- Stability requirements in milliseconds for accepting a new brightness level.  This is used
+         for debouncing the light sensor.  Different constants are used to debounce the light sensor
+         when adapting to brighter or darker environments.  This parameter controls how quickly
+         brightness changes occur in response to an observed change in light level that exceeds the
+         hysteresis threshold. -->
+    <integer name="config_autoBrightnessBrighteningLightDebounce">2000</integer>
+    <integer name="config_autoBrightnessDarkeningLightDebounce">6000</integer>
+
+    <!-- The maximum range of gamma adjustment possible using the screen
+         auto-brightness adjustment setting. -->
+    <fraction name="config_autoBrightnessAdjustmentMaxGamma">200%</fraction>
+
+    <!-- Period of time in which to consider light samples in milliseconds. -->
+    <integer name="config_autoBrightnessAmbientLightHorizon">16000</integer>
+    
+    <!-- Minimum screen brightness allowed by the power manager. -->
+    <integer name="config_screenBrightnessDim">1</integer>
+
+    <!-- Minimum screen brightness setting allowed by the power manager.
+         The user is forbidden from setting the brightness below this level. -->
+    <integer name="config_screenBrightnessSettingMinimum">1</integer>
+
+    <!-- Screen brightness used to dim the screen while dozing in a very low power state.
+         May be less than the minimum allowed brightness setting
+         that can be set by the user. -->
+    <integer name="config_screenBrightnessDoze">17</integer>
+    
+    <!-- Configure mobile tcp buffer sizes in the form:
+         rat-name:rmem_min,rmem_def,rmem_max,wmem_min,wmem_def,wmem_max
+         If no value is found for the rat-name in use, the system default will be applied.
+    -->
+     <string-array name="config_mobile_tcp_buffers">
+        <item>"lte:2097152,4194304,8388608,262144,524288,1048576"</item>
+        <item>"lte_ca:2097152,4194304,8388608,4096,1048576,2097152"</item>
+        <item>"umts:4094,87380,1220608,4096,16384,1220608"</item>
+        <item>"hspa:4094,87380,1220608,4096,16384,1220608"</item>
+        <item>"hsupa:4094,87380,1220608,4096,16384,1220608"</item>
+        <item>"hsdpa:4094,87380,1220608,4096,16384,1220608"</item>
+        <item>"hspap:4094,87380,1220608,4096,16384,1220608"</item>
+        <item>"edge:4093,26280,35040,4096,16384,35040"</item>
+        <item>"gprs:4092,8760,11680,4096,8760,11680"</item>
+        <item>"evdo:4094,87380,524288,4096,16384,262144"</item>
+    </string-array>
+</resources>
diff --git a/overlay/frameworks/base/core/res/res/xml/power_profile.xml b/overlay/frameworks/base/core/res/res/xml/power_profile.xml
new file mode 100755
index 0000000..db1a98d
--- /dev/null
+++ b/overlay/frameworks/base/core/res/res/xml/power_profile.xml
@@ -0,0 +1,58 @@
+<?xml version="1.0" encoding="utf-8"?>
+<device name="Android">
+    <item name="none">0</item>
+    <item name="screen.on">88</item>
+    <item name="screen.full">300</item>
+    <array name="cpu.clusters.cores">
+        <value>4</value>
+        <value>4</value>
+    </array>
+    <array name="cpu.speeds.cluster0">
+        <value>633600</value>
+        <value>902400</value>
+        <value>1113600</value>
+        <value>1401600</value>
+        <value>1536000</value>
+        <value>1612800</value>
+    </array>
+    <array name="cpu.active.cluster0">
+        <value>11</value>
+        <value>18</value>
+        <value>34</value>
+        <value>45</value>
+        <value>52</value>
+        <value>56</value>
+    </array>
+    <array name="cpu.speeds.cluster1">
+        <value>1113600</value>
+        <value>1401600</value>
+        <value>1747200</value>
+        <value>1804800</value>
+    </array>
+    <array name="cpu.active.cluster1">
+        <value>75</value>
+        <value>108</value>
+        <value>170</value>
+        <value>193</value>
+    </array>
+    <item name="cpu.awake">4</item>
+    <item name="cpu.idle">3</item>
+    <item name="battery.capacity">4000</item>
+    <item name="bluetooth.active">80</item>
+    <item name="bluetooth.at">2</item>
+    <item name="bluetooth.on">2</item>
+    <item name="wifi.on">2</item>
+    <item name="wifi.active">175</item>
+    <item name="wifi.scan">180</item>
+    <item name="dsp.audio">45</item>
+    <item name="dsp.video">60</item>
+    <item name="camera.flashlight">200</item>
+    <item name="camera.avg">550</item>
+    <item name="gps.on">100</item>
+    <item name="radio.active">140</item>
+    <item name="radio.scanning">45</item>
+    <array name="radio.on">
+        <value>8</value>
+        <value>6</value>
+    </array>
+</device>
\ No newline at end of file
diff --git a/vendorsetup.sh b/vendorsetup.sh
new file mode 100644
index 0000000..57d5e8d
--- /dev/null
+++ b/vendorsetup.sh
@@ -0,0 +1,19 @@
+#
+# Copyright 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.
+#
+
+add_lunch_combo aosp_clover-eng
+add_lunch_combo aosp_clover-userdebug
+add_lunch_combo aosp_clover-user