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Paul Kocialkowski, 02/15/2013 08:11 PM

Galaxy S2

Device Galaxy S2
Manufacturer Samsung
Codename galaxys2
Ships with root No
Root possible Yes
SIM Unlocked Possible
In production Yes
Replicant status Supported, GSM flavour
Developers involved PaulK
Replicant version Replicant 4.0
Last image Replicant 4.0 0002

Replicant status

Replicant status on Galaxy S2: ReplicantStatus

Known freedom issues:
  • Proprietary bootloader
  • Modem, WiFi, Bluetooth and NFC firmwares are non-free
  • Modem could access GPS

Installation guide

Installation guide for the Galaxy S2: HeimdallRecoveryInstallation

Build guide

Build guide for the Galaxy S2: GalaxyS2Build

Technical infos

  • Status of the Samsung-RIL modem implementation: Samsung-RIL
  • Status of the GSD4t GPS chip implementation:GSD4t

Hardware table

Component Name Source Protocol/implementation
SoC Samsung Exynos 4210 Linux kernel Linux kernel
GPU Mali 400 Linux kernel and secret userspace
Audio Codec Yamaha MC1N2 Linux kernel Linux kernel ALSA driver, Yamaha-MC1N2-Audio implementation
Modem XMM 6260 Linux kernel Secret protocol: Samsung-IPC, implemented in libsamsung-ipc and samsung-ril
WiFi BCM4330 Linux kernel implemented in WiFi driver
Bluetooth BCM4330 Linux kernel implemented in Bluetooth driver
NFC PN544 Linux kernel Linux kernel
GPS GSD4t SiRF derivative
Accelerometer K3DH Linux kernel Linux kernel, Samsung-Sensors
Compass AKM8975 Kernel sources Linux kernel, free implementation from AKM
Camera M5MO/S5K5BAFX Linux kernel Linux kernel, FIMC, V4l2

Updated by Paul Kocialkowski over 7 years ago · 7 revisions