Allwinner: H616 Custom Rom

The Allwinner H616 is a powerful chip held hostage by terrible software. By installing a custom ROM, you finally get the performance you paid for. Just remember to match your Device Tree, use a good power supply (5V/2A), and attach a heatsink if your box runs hot. Happy flashing.

Build system image:

source build/envsetup.sh
lunch lineage_h616-eng
make systemimage -j8

Assemble custom ROM:

Abstract:
The Allwinner H616 is a cost-effective, 64-bit ARM Cortex-A53 quad-core processor widely used in low-cost Android TV boxes (e.g., Orange Pi Zero 2, Transpeed, X96 Mate). Despite its Linux mainline support, creating a fully functional custom Android ROM (e.g., LineageOS, AOSP) is obstructed by proprietary display drivers (Disp2), Mali G31 GPU blobs, and DRM encryption for HDMI. This paper outlines the hardware architecture, boot flow, vendor blob extraction, and the process of building a custom ROM using the hybrid approach of "stock vendor + AOSP system." allwinner h616 custom rom

The Allwinner H616 SoC (Sun50iw9p1) runs Android 10 or 12 on commercial devices. Users desire custom ROMs for debloating, security updates, and performance. However, Allwinner does not release full chip documentation or open-source GPU/multimedia drivers. Thus, a custom ROM must re-use proprietary binaries (blobs) from the stock firmware while replacing the system partition. The Allwinner H616 is a powerful chip held

The H616 is better supported outside Android due to mainline Linux efforts. Build system image : source build/envsetup

The easiest entry point is not building from source, but porting existing work. The H616 is well-supported by the Armbian community.