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Samsung Chromebook Plus (google-kevin)

From postmarketOS Wiki
Note This device is supported as part of a generic port. Refer to Google Gru Chromebook (google-gru) for installation instructions and more information.
Samsung Chromebook Plus
Manufacturer Samsung
Name Chromebook Plus
Codename google-kevin
Released 2017
Type convertible
Hardware
Chipset Rockchip RK3399
CPU 4x 1.5 GHz Cortex-A53
2x 2Ghz Cortex-A72
GPU Mali-T860 MP4
Display 2600x1400 IPS
Storage 32 GB
Memory 4 GB
Architecture aarch64
Software
Original software ChromeOS
FOSS bootloader yes
postmarketOS
Category community
Pre-built images
Whether pre-built images are available here.
yes
Generic port Google Gru Chromebook (google-gru)
Features
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
Keyboard
Build in physical keyboard
Works
Touchpad
Build in Touchpad
Works
Stylus
Works
Multimedia
3D Acceleration
Works
Audio
Audio playback, microphone, headset and buttons.
Works
Camera
Works
Connectivity
WiFi
Works
Bluetooth
Works
Miscellaneous
FDE
Full disk encryption and unlocking with unl0kr.
Works
USB OTG
USB On-The-Go or USB-C Role switching
Works
HDMI/DP
Video and audio output with HDMI or Display Port works.
Partial
Sensors
Accelerometer
Auto screen rotation works in desktops e.g. Phosh or Plasma Mobile
Works
Hall Effect
Also known as flip cover sensor
Works
U-Boot
Primary Bootloader
It is possible to replace stock bootloader with U-Boot.
Works
Secondary Bootloader
It is possible to chainload U-Boot from stock bootloader.
Works
Mainline
Latest versions of U-Boot are not broken and it is possible to use them.
Works
Internal Storage
It is possible to boot from internal storage (e.g. eMMC or UFS).
Works
SD card
It is possible to boot from SD card.
Works
USB Host
It is possible to boot from a USB storage or connect a keyboard.
Works
Display
Works
Keyboard
Works
Buttons
It is possible to navigate in boot menu or grub with volume and power buttons.
Broken


Users owning this device

  • Dragon788 (Notes: several board only systems to build a dev cluster (someday), batteries for a few and a keyboard and screen to attach for initially getting into Dev Mode)
  • Jenneron (Notes: no battery)


U-Boot

See https://github.com/alpernebbi/u-boot/wiki.