Samsung Galaxy Trend Plus (samsung-kylepro)

From postmarketOS
Samsung Galaxy Trend Plus
Manufacturer Samsung
Name Galaxy Trend Plus
Codename samsung-kylepro
Released 2013
Category testing
Pre-built images no
Original software Android
Original version 4.2.2
postmarketOS kernel 3.4.113 / Mainline
Hardware
Chipset Broadcom BCM21664T
CPU 2x 1.2 GHz Cortex-A9
GPU VideoCore IV
Display 480x800 (240dpi)
Storage 4 GB
Memory 768 MB
Architecture ARMv7
Features
USB Networking
Works
Flashing
Works
Touchscreen
Works
Display
Works
WiFi
Works
FDE
Works
Mainline
Partial
Battery
Works
3D Acceleration
Audio
Partial
Bluetooth
Camera
GPS
Mobile data
Internal storage
SMS
Calls
USB OTG
NFC
Sensors
Accelerometer
Works
Magnetometer
Ambient Light
Proximity
Hall Effect
Barometer
Power Sensor
Misc
Built-in DVB
Camera Flash
Keyboard
Touchpad
USB-A
HDMI/DP
Ir TX
Ir RX
Stylus
Memory Card
Haptics
Ethernet
FOSS bootloader


Contributors

  • Deata

Maintainer(s)

  • Deata

Users owning this device


What works

  • Screen
  • USB Network
  • Wifi
  • Proximity sensor (/dev/input/event0)
    • enable with echo 1 > /sys/class/input/input0/enable
  • Accelerometer (/dev/input/event1)
    • enable with echo 1 > /sys/class/input/input1/enable
  • Compass (/dev/input/event2)
    • enable with echo 1 > /sys/class/input/input2/enable
  • Touch (/dev/input/event4)

What does not work

  • Setting up wifi using networkmanager. (Wifi works when setting up manually with wpa_supplicant and udhcpc, see WiFi)
  • Everything else

How to enter flash mode

  • Press volume down and the home key, then press the power button.
  • Maintain volume down and home pressed until a warning screen comes up

Installation

  • 1. Flash the kernel pmbootstrap flasher flash_kernel
  • 2. Flash system image pmbootstrap flasher flash_rootfs
  • 3. Install system image to sdcard pmbootstrap install --sdcard /dev/mmcblkXXX

Misc

Mainline

This device has support in mainline. Device is able to boot the mainline kernel all the way to the initramfs.

The internal clocks are currently broken on mainline meaning that the periperal devices don't work currently. Anyone with expertise in this area could perhaps help out.(?)

Pictures

UART pin location on motherboard

Videos

https://youtu.be/2h9T3Rb06LY

Links