Therefore, we position Rockchip mainly for its cost-effectiveness and rich features, with primary use in application development and basic driver development. When it comes to register-level operations or more in-depth low-level development, we lack the capability to address these issues ourselves ...

I don't suppose there's any sort of TRM available for the RK3506G2? I couldn't find one at the usual spots for Rock Chip info. Rockchip just providing a Linux port without TRM register-level reference documentation to understand the full implications of what their code is doing isn't really all that...