Device Tree for Xiaomi Redmi 4X (santoni)

1. Initialize Repo and sync ROM

$ mkdir "romname or anything"
$ cd "romname or anything"
$ repo init -u "take manifest link from ROM readme" "take ROM branch from ROM readme"
$ repo sync --force-sync -j$(nproc --all)

2. Clone trees:

git clone -b 11.0 https://github.com/Jabiyeff-Project/device-santoni device/xiaomi/santoni
git clone -b 11.0 https://github.com/Jabiyeff-Project/vendor-santoni vendor/xiaomi
git clone -b 11.0 https://github.com/Jabiyeff-Project/kernel-santoni kernel/xiaomi/santoni

2.1. If your need custom kernel:

$ git clone -b "kernel branch" "kernel github link" kernel/xiaomi/msm8937

3. Start building ROMs

$ . build/envsetup.sh
$ lunch "romname"_santoni-userdebug
$ m bacon

3.1. Fix Mobile Network problem on some ROMs

Before build ROM (Use this command on ROM source folder):

sed -i '/qti-telephony-common.jar/d' vendor/xiaomi/santoni/santoni-vendor.mk

After build ROM: remove /system/system_ext/framework/qti-telephony-common.jar

3.2. How to use custom kernel source (Not recommended)

Clone kernel source on kernel/xiaomi/msm8937 path, ROM will be use it.

3.3. How to add new ROM support

Hard to explain, just contact me on Telegram, I will add ROM support which your need (except CAF based ROMs)

Spec Sheet

Feature	Specification
CPU	Octa-core 1.4 GHz Cortex-A53
Chipset	Qualcomm MSM8940 Snapdragon 435
GPU	Adreno 505
Memory	2/3 GB
Shipped Android Version	6.0.1
Storage	16/32 GB
MicroSD	Up to 256 GB
Battery	4100 mAh (non-removable)
Dimensions	139 x 69 x 8.65 mm
Display	720 x 1280 pixels, 5" (~294 PPI)
Rear Camera	13 MP, LED flash
Front Camera	5 MP
Release Date	May 2017

Device Picture