"[email protected]" <[email protected]> wrote:
>> AFAIK board designs using this all have an external pull-up resistor.>> 
>> Maybe this pin is open-drain by design?
>> Also, for higher clock rates you should increase the drive>> 30 mA should be 
>> good enough for clock rates up to 50 MHz.

> Assuming that what you write is accurate, then documentation for CPU and the> 
> corresponding Kernel dtsi should be changed
Why?  It may be that everyone (so far) copies a reference design which had 
pullups.
The 30mA sounds like basic physics.  (Think about it.)

John

 

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