I was able to run LVGL on my board without dma2d
What MCU/Processor/Board and compiler are you using?
What do you want to achieve?
I want to run LVGL on my board using dma2d since some widgets are slow to load. How should I change the LCD flush callback?
What have you tried so far?
Read some codes of stm32f7 UC
Code to reproduce
The previous working project is added.