Rk3326 Firmware Link
Firmware on RK3326 devices follows layers: Mask ROM → BootROM → MCU/TOOL modes → U-Boot (or other bootloader) → Linux kernel → device tree → userspace. Understanding this stack is like tracing the anatomy of a creature — each layer contributes to the next and hides its own quirks.
Practical tip:
This is the most difficult part. Rockchip devices need to be put into a special mode to accept firmware. rk3326 firmware