Jump to content

Lark FreeMe 70.2S (lark-freeme-70-2s)

From postmarketOS Wiki
Lark FreeMe 70.2S
CHANGE_ME
CHANGE_ME
Manufacturer Lark
Name FreeMe 70.2S
Codename lark-freeme-70-2s
Released 2012
Type tablet
Hardware
Chipset Allwinner A10
CPU 1x 1.0GHz Cortex-A8
GPU Mali-400 MP
Display 800x480
Storage 4 GB
Memory 512 MB
Architecture armv7
Software
Original software
The software and version the device was shipped with.
Android 2.3
Extended version
The most recent supported version from the manufacturer.
Android
FOSS bootloader yes
postmarketOS
Category testing
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.
5.11.10-allwinner
Unixbench score
Unixbench Whetstone/Dhrystone score. See Unixbench.
101.8
Device package device-lark-freeme-70-2s
Kernel package linux-postmarketos-allwinner
Features
Flashing
It is possible to flash the device with pmbootstrap flasher.
Broken
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, ...
Broken
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
Broken
Multimedia
3D Acceleration
Works
Audio
Audio playback, microphone, headset and buttons.
Works
Camera
Broken
Connectivity
WiFi
Works
Miscellaneous
FDE
Full disk encryption and unlocking with unl0kr.
Untested
USB-A
Full-sized USB-A port works (Usually applicable to SBCs and laptops).
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.
Works
Sensors
Accelerometer
Auto screen rotation works in desktops e.g. Phosh or Plasma Mobile
Works
Power Sensor
Sensor to monitor current, voltage and power. Not fuel gauge!
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.
Untested
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).
Broken
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
USB Peripheral
It is possible to use device as a peripheral in U-Boot, e.g. for fastboot mode.
Untested
Display
Works
Buttons
It is possible to navigate in boot menu or grub with volume and power buttons.
Untested


Contributors


Maintainer(s)



How to enter flash mode

Flashing postmarketOS to NAND memory inside this device is not supported.


Installation

Just flash it on sdcard using pmbootstrap:

$ pmbootstrap install --sdcard /dev/YOUR_SDCARD_DEVICE

eg.

$ pmbootstrap install --sdcard /dev/mmcblk0

Booting

Put your sdcard inside tablet and it turn on. U-Boot screen should show up and boot should proceed.


TODO

  • send DTS to upstream
  • write touchscreen driver: Goodix GT811
  • write camera sensor driver: GalaxyCore GC0329


See also