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Samsung Exynos 7870 Octa

From postmarketOS Wiki
Element logo Exynos 7870 Mainlining Community on Matrix.
GitLab logo Exynos 7870 Mainlining Group in GitLab.

Samsung Exynos 7870 Octa is a mobile SoC announced by Samsung in 2016. It is manufactured using a 14nm process technology. The chip powers several low-end devices.

Devices

Samsung Exynos 7870
File:Exynos7870.jpg
Manufacturer Samsung
Name Exynos 7870
Architecture aarch64
CPU 8x ARM Cortex-A53 @ 1.6GHz
GPU ARM Mali-T830 MP1
Year 2016
Process 14nm
Mainline yes
Community Page
A link to a git{hub,lab} organisation/repo where development happens.
https://gitlab.com/exynos7870-mainline
Components
CPU
SMP (bring up secondary CPU cores), CPU frequency scaling, CPUidle
Works
UART
Works
Storage
eMMC, SD cards, UFS, ...
Works
USB
Works
Display
Partial
GPU
Works
Pinctrl
Works
I²C
Works
SPI
Serial Peripheral Interface
Broken
Audio
Broken
Video
Hardware-accelerated video de/encoding
Broken
Thermal
Broken
Modem
Calls, SMS, Internet
Broken
GPS
Broken
Camera
Broken
Suspend
Untested
Device Codename Mainline
Samsung Galaxy A2 Core samsung-a2corelte Y
Samsung Galaxy A3 (2017) samsung-a3y17lte
Samsung Galaxy A6 (2018) samsung-a6lte P
Samsung Galaxy J5 2017 samsung-j5y17lte Y
Samsung Galaxy J6 (2018) samsung-j6lte Y
Samsung Galaxy J7 (2016) samsung-jxelte
Samsung Galaxy J7 Prime samsung-on7xelte Y
Samsung Galaxy J7 Pro samsung-j7y17lte
Samsung Galaxy Tab A 2016 (SM-T580) samsung-gtaxlwifi

Contributors

Notes

Display

DECON and DSI drivers have been developed, And DECON has been partially upstreamed. However, display is known work with simple-framebuffer with most devices.

Modem

Modem is known to work with an experimental out-of-tree driver developed by sleirsgoevy.

See also