Samsung Exynos 7870 Octa
Appearance
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
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Manufacturer | Samsung |
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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 |
CPU SMP (bring up secondary CPU cores), CPU frequency scaling, CPUidle |
Works
|
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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.