Unlike older MTK chips (MT6575/MT6577) using MT65xx_Android_scatter_emmc.txt , MT6589 still uses a similar format but with eMMC (not NAND).
If you cannot find a working link, leave a comment on XDA Developers thread for your specific device. The community still supports MT6589 devices for lightweight Linux ports (PostmarketOS) and offline media players. MT6589 Android scatter emmc.txt----n----nLink
Devices built on the MT6589 platform dominated the market in the early 2010s, appearing in phones from brands like Lenovo, Gionee, Xiaomi, and various "cloned" or generic devices. Because this chipset is now over a decade old, official support has largely vanished. This makes finding the correct firmware files critical for anyone maintaining legacy hardware. MT6589 Android scatter emmc.txt----n----nLink