Xiaomi Redmi S2 / Redmi Y2 (xiaomi-ysl)
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This device is supported as part of a generic port. Refer to Generic MSM8953 (qcom-msm8953) for installation instructions and more information. |
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| 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 | |
Original software  The software and version the device was shipped with. |
Android 8.1 |
| FOSS bootloader | yes |
| postmarketOS | |
| Category | community |
Mainline Instead of a Linux kernel fork, it is possible to run (Close to) Mainline. |
yes |
pmOS kernel The kernel version that runs on the device's port. |
6.7.5 |
Unixbench score Unixbench Whetstone/Dhrystone score. See Unixbench. |
4109.86 |
| Generic port | Generic MSM8953 (qcom-msm8953) |
| Device package |
 device-qcom-msm8953 |
| Kernel package |
linux-postmarketos-qcom-msm8953 |
Flashing It is possible to flash the device with pmbootstrap flasher. |
Works
|
|---|---|
USB Networking After connecting the device with USB to your PC, you can connect to it via telnet (initramfs) or SSH (booted system). |
Works
|
Internal storage eMMC, SD cards, UFS, ... |
Works
|
SD card Also includes other external storage cards |
Works
|
Battery Charging and battery level reporting works |
Works
|
Screen Display works. Ideally with sleep mode and brightness control. |
Works
|
Touchscreen |
Works
|
| Multimedia | |
3D Acceleration |
Works
|
Audio Audio playback, microphone, headset and buttons. |
Works
|
Camera |
Partial
|
| Connectivity | |
WiFi |
Works
|
Bluetooth |
Works
|
GPS |
Partial
|
| Modem | |
Calls |
Works
|
SMS |
Works
|
Mobile data |
Partial
|
| Miscellaneous | |
FDE Full disk encryption and unlocking with unl0kr. |
Works
|
USB OTG USB On-The-Go or USB-C Role switching |
Works
|
| Sensors | |
Accelerometer Auto screen rotation works in desktops e.g. Phosh or Plasma Mobile |
Works
|
Magnetometer Sensor to measure magnetism |
Broken
|
Ambient Light |
Works
|
Proximity |
Broken
|
Hall Effect Also known as flip cover sensor |
Broken
|
Haptics |
Works
|
Power Sensor Sensor to monitor current, voltage and power. Not fuel gauge! |
Works
|
| This device is based on the Qualcomm Snapdragon 450 (MSM8953). See the SoC page for common tips, guides and troubleshooting steps |
Maintainer(s)
Contributors
Users owning this device
Mainline kernel
| Parts | Hardware | Status |
|---|---|---|
| Chipset | MSM8953 | Works |
| GPU | Adreno 506 | Works |
| Modem | - | Partial |
| Touch Screen | fts_ts | Works |
| Fingerprint | goodix_fp | Broken |
| Accelerometer | BMI120 | Works |
| Magnetometer | AK09918 | Broken |
| Sound | msm8953sndcardm | Works |
| Notifications LED | AW2013 | Works |
| Panel | hx8394f, ili9881c, ili7807d | Works |
| Front Camera | S5K3P8SP | Partial |
| Main Back Camera | IMX486, OV12A10 | Broken |
| Second Back Camera | S5K5E8 | Broken |
Installation
- Follow the Installation guide
|
Note: lk2nd is a hard dependency, without it the mainline kernel will not select the panel. |
$ pmbootstrap init # choose Vendor: qcom Device codename: msm8953
$ pmbootstrap install
$ pmbootstrap flasher flash_lk2nd
$ pmbootstrap flasher flash_rootfs
How to enter flash mode
|
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. |
- Stock Fastboot: Power on the device with both and buttons
- lk2nd Fastboot: Power on the device. After it vibrates, hold
- Recovery: Power on the device with both and buttons
Modem
Modem works since 6.7.2.
|
Note: Mobile data, SMS and Calls are working. Mobile data not works on every device. |
Photos
-
Unixbench -
Phosh -
KDE Mobile
