Jump to content

Xiaomi Redmi S2 / Redmi Y2 (xiaomi-ysl)

From postmarketOS Wiki
Revision as of 21:51, 29 December 2023 by WorryNori (talk | contribs)
Xiaomi Redmi S2
Redmi Y2
Manufacturer Xiaomi
Name Redmi S2
Redmi Y2
Codename xiaomi-ysl
Released 2018
Type handset
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
Software
Android 8.1
Android
FOSS bootloader yes
postmarketOS
Category community
yes
6.5.2
4109.86
Device package device-xiaomi-ysl
Kernel package linux-postmarketos-qcom-msm8953
Features
Works
Works
Works
Works
Works
Touchscreen
Works
Multimedia
3D Acceleration
Works
Works
Camera
Broken
Connectivity
WiFi
Works
Bluetooth
Works
GPS
Broken
Modem
Calls
Partial
SMS
Partial
Mobile data
Broken
Miscellaneous
Works
Works
Sensors
Works
Broken
Ambient Light
Broken
Proximity
Broken
Broken
Haptics
Broken
Works


Maintainer(s)

Users owning this device


Mainline kernel

Parts Hardware Status Notes
Chipset MSM8953 Works Mainline fork is available.
GPU Adreno 506 Works GPU and Hardware acceleration are working with some graphical issues.
Modem - Partial There's partial support for it in a IPA branch, the driver probes and configures everything, but mobile data still doesn't work.
Touch Screen fts_ts Works Works fine without any issues.
Fingerprint goodix_fp Broken No mainline driver.
Accelerometer BMI120 Works Has mainline driver, but wasn't merget yet.
Magnetometer AK09918 Broken No mainline driver.
Sound msm8953sndcardm Works Works as expected. Needs alsa UCM config from this package.
Notifications LED AW2013 Works Activating on notifications.
Panel hx8394f, ili7807d, ili9881c Works All of the panels are working.
Front Camera S5K3P8SP Broken No mainline driver.
Main Back Camera IMX486 Broken No mainline driver.
Second Back Camera S5K5E8 Broken No mainline driver.

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