How to improve GPIO frequency

[linhaiboyy]

I am working on Mx6q,I want to use GPIO Simulation time sequence, but the frequency maximum reach  500K.How can I configure GPIO work faster ?

[igorpadykov]

Hi

there is no simple way as toggle speed depends on internal

delays. Some customers succeeded enabling MMU, L2 cache,

and set the mmu entry that cover the GPIO_DR address of Device type.

It may be useful to check

imx6 running slow 

Best regards
igor
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