https://github.com/Xinyuan-LilyGO/LilyGo-AMOLED-Series/blob/f7c2c4f553876c574c86850bbdd1ee50ecdd0dfe/src/initSequence.cpp#L519C1-L524C66
where did you get the magical Swire settings for bv6804. there is no description of the FE00 section in the datasheet, you can add this document ?