aw869a chip uses the aic8800 firmware. The drivers are old but have been ported to newer kernel. You can find patches here.
https://github.com/LYU4662/t95zplus-h618-build/tree/master/userpatches/kernel/archive/sunxi-6.7
For internal storage not working, You need to extract your dts and find the correct gpio settings.
USB2 probably needs to be enable in the DTS.
IR not working. There are posts a few pages back that enables IR.
