TeamWin Recovery Project for Samsung Galaxy A51 - v3.6.2 - A11/A12

By : Yillié ( @Yilliee )

Build Type : Stable - Unofficial.

Changelog :
- Update with latest sources changes ( v3.6.1 => v3.6.2 )
- Update prebuilts to Celicia v2.0 ( Based on A515FXXU5FVC2 )

Flashing options :
- Flash as an image file to the recovery partition in any custom recovery.
- Flash the .tar file in odin.

Download :
📌 Telegram
📌 GitHub

Found any Bug?? Ping me aka @Yilliee

Celicia kernel - Galaxy A51 - Android 12

Changelog from Stock:
- Disable Samsung securities.
- Disable Samsung mtp driver.
- Toggle-able selinux.
- Upstreamed to v4.14.160.

Note: This kernel has been primarily developed with twrp functionality in mind but works just as well with rom too.

Download: Here
Source: Here

Physwizz kernel v3.1 - Galaxy A51 - Android 12

For OneUI 4 ( also works for GSIs)

Changes:
- Samsung securities disabled
- More CPU governors
- Conservative, On-demand, Userspace,
powersave, performance, energy_step,
shedutil
- Optimised for performance
- CPU:
Big 936 MHz - 2314MHz
Little 403MHz - 2054MHz
- lz4 default compression added to zram

Installation Method: Here

Source : Here

By : @physwizz

Axyn kernel v3 - Galaxy A51 - Android 12
For OneUI 4 ( also works for GSIs)

By : Adolf24 ( Channel )

Features : Here

Download : Here

Source : Here

source axyn

Axyn kernel v3.5 [Final] - Galaxy A51 - OneUI4.1 - GSI (A11/12/13)

By: @Adolf24 ( Channel )

Features :
- CPU/DTB
● Tweak rate limits on the big cores
●Shorten down rate limit on the little cores
● dts exynos: Re-adjust variable frequency boosting (freqvar-boost) (Backport)
● Freqvar-tune Adapt to new changes to EMS
● Tweak 'ontime migration' tunables
● Re-adjust FRT ratios
● Only set one CPU in the default IRQ affinity mask
● Don't allow IRQ affinity masks to have more than one CPU
● tune MIF utilization
● Add UC 728Mhz big freq
● Clang 11 and optimization -Ofast -Pipe
● BACKPORT Sched ems: freqvar-tune: Import from the Exynos 9820
● Revert "Switch to 300 Hz timer frequency"
- MMC
● Disable modem debugging
● Enable ZRAM entropy limits
● Slightly increase ZRAM entropy threshold
● Reserved memory reduced Stock 555Mb to 484mb
- GPU
● Mali debugging disabled
● Gpu 1260mhz
● Add adaptive power policy r32p1

Download : Here

Thanks to @Yilliee for helping me solve the dtb(o) problem and for your attention

LineageOS 20.0 Android 13
Initial Build ('23/01/28)

Notes:
- Requires latest firmware of OneUI5 to be pre-installed
- Included custom kernel ('GrassKernel') which is a kernel designed for this ROM

Download

Support: @galaxya51support

LineageOS 20.0 Android 13 ('23/02/01)

ROM Side Changelogs
- Fix headset audio (Reverted to stock audio libs, may fix other audio issues)
- Adjust screen max brightness/Auto brightness values. (Values from TrebleDroid GSI rro for A51)
- Fix padding (Again GSI values)
- Switch to EROFS for /vendor

Kernel Side Changelogs
- Import EROFS driver
- Import Android Incremental-FS driver
- Import NTFS3 driver from Paragon software

BUGS
- FOD?
- Camera MP value

Notes:
- Requires latest firmware of OneUI5 to be pre-installed
- Included custom kernel ('GrassKernel') which is a kernel designed for this ROM

Download

Support: @galaxya51support

LineageOS 20.0 Android 13 ('23/02/07)

ROM Side Changelogs
- Fix 'internal problem on this device' message without any hacks like using stock defconfig for /proc/config.gz
- Fix Mobile hotspot

Kernel Side Changelogs
- Disable DebugFS
- Disable trace_printk() usages

BUGS
- FOD?
- Camera MP value

Download

Support: @galaxya51support

TWRP Recovery for Galaxy A51 4G (UNOFFICIAL)

Built by @roynatech

- Built from twrp-11 branch
- ADB, fastboot, sideload, MTP, and many more works out of the box
- Only for U5 bootloader (Other versions not tested)
- Includes GrassKernel

Download
DeviceTree

Support: @galaxya51support

Pixel Experience UNOFFICIAL | Android 13 for Galaxy A51 4G
Release: 05/03/2023

Download

Bugs: Same as los probably (FOD requires max brightness)

Note: The 48MP camera is unlikely going to be fixed in the future because it depends on Samsung extensions for camera HAL.

Support: @galaxya51support

GrassKernel for Galaxy A51 - Initial Release

Notes
- Only supports Android 13 / OneUI 5 bootloader firmware
- Has 2 variants
* @galaxya51dev ROMs - AOSP
* OneUI5/GSIs - OneUI

Features
- Remove Samsung's security/debug/logspam etc... treewide, but keeping last_kmsg
- Rebase kernel source against Android common kernel source keeping only necessary changes from Samsung
- Upstream to 4.14.150
- Compiled with -O3 and clang 17
- Backport binderfs/erofs/incfs
- More changes to come...

Download
Sources

GrassKernel for Galaxy A51 - Kind of hotfix release

Notes
- Only supports Android 13 / OneUI 5 bootloader firmware
- Has 2 variants
* @galaxya51dev ROMs - AOSP
* OneUI5/GSIs - OneUI

Fixed
- This kernel was previously shipped at @FlorinelulX channel OneUI ports with DeX touchpad, but the previous initial release was missing Dex touchpad support, added back for OneUI variants

Changelog
- Disable Knox NCM
- Update LZ4 module
- Switch to 300Hz timer frequency
- Enable ThinLTO - Increases performance
- Upstream binder - Implement new ioctl cmds
- Misc changes, like LLVM POLLY
- Enable BFQ iosched

Download
Sources

#TeamWinRecoveryProject #Unofficial #370
TWRP v3.7.0 - Galaxy A51 4G
Released: 03/21/2023

Download: here

Changelog:
• Updated to latest GrassKernel
• Removed AVB treewide/kernelwide for vbmeta problems

LineageOS 20.0 Android 13 ('23/03/24)

ROM Side Changelogs
- Enable FBE
- Add support for display doze
- Uprev camera HAL to 2.6
- Fixes FOD by boosting brightness when finger is touched
* Also works even if Night Light/Extra Dim is on

Kernel Side Changelogs
- Fix proximity reversed values
- Fix problems enabling dual ap feature
- More same as kernel changelogs

BUGS
- Camera RAW on back cam

Download

Support: @galaxya51support