Xiaomi Redmi S2 / Redmi Y2 (xiaomi-ysl)

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Xiaomi Redmi S2 /
Redmi Y2
Manufacturer Xiaomi
Name Redmi S2 /
Redmi Y2
Codename xiaomi-ysl
Released 2018
Category community
Original software Android
Original version 8.1
postmarketOS kernel 6.4.7
Hardware
Chipset Qualcomm Snapdragon 625 (MSM8953)
CPU Octa-core 2.0 GHz Cortex-A53
GPU Adreno 506
Display 720 x 1440 IPS
Storage 32 GB / 64 GB
Memory 3 GB / 4 GB
Architecture aarch64
Type Handset
Features
USB Networking
Works
Flashing
Works
Touchscreen
Works
Display
Works
WiFi
Works
FDE
Works
Mainline
Works
Battery
Works
3D Acceleration
Works
Audio
Works
Bluetooth
Works
Camera
Broken
GPS
Broken
Mobile data
Broken
Internal storage
SMS
Partial
Calls
Partial
USB OTG
Works
Sensors
Accelerometer
Works
Magnetometer
Broken
Ambient Light
Broken
Proximity
Broken
Hall Effect
Broken
Power Sensor
Misc
Built-in DVB
Camera Flash
Keyboard
Touchpad
USB-A
HDMI/DP
Ir RX
Stylus
SD card
Haptics
Ethernet
FOSS bootloader
This device is based on the Qualcomm Snapdragon 450 (MSM8953).
See the SoC page for common tips, guides and troubleshooting steps

Maintainer(s)

Users owning this device


How to enter flash mode

Press Power and Volume Down(fastboot mode)

Installation

Note Note: lk2nd is a hard dependency, without it the mainline kernel will not select the panel.
$ pmbootstrap install
$ pmbootstrap flasher flash_lk2nd
$ pmbootstrap flasher flash_rootfs

How to enter flash mode

  • Stock Fastboot: Power on the device with both Power and Volume Down buttons
  • lk2nd Fastboot: Power on the device. After it vibrates, hold Volume Down
Note Note: Pressing the keys too early will cause the stock bootloader to handle the key combination. You will end up in the wrong Fastboot interface.
  • Recovery: Power on the device with both Power and Volume Up buttons

Device Notes

Modem

Modem works with work in progress IPA patches 1

Note Note: Mobile data is not working only calls and sms, do not enable mobile data it cause reboots.

See also