Okay so the issue was the fact that i was flashing the bootloader that wrong address, it needs to be 0x2000 instead of 0x0.

Hi all, first a small introduction, I have a project that runs no issues on the ESP32-S3 RGB LCD modules (yellow pcb lcds), encryption i s enabled in development mode, no issues reflashing them via OTA or Serial.
Now to the problem, i have gotten myself one of these newer ESP32-P4NRW32 + C6 lcds ...

You cna just select that in the latest ArduinoIDE Tools menu.

Thanks for the replies guys, been looking more into this issue and it seems it's fairly widespread across the whole RGB displays lineup, the issue seems to be related to the DMA and interrupt routines.
Here's a quote i found in the tasmota docs, they actually reserved a small section to the ...

Hi all - so long story short is that i have a fairly complex project on one of the 4.3" ESP32-S3 based LCDs (8MB OPI PSRAM and 16MB QSPI Flash) where i'm running a LVGL interface that writes to a 800x480 IPS panel pinned to one core and a webserver serving a web interface pinned to the other core ...