> Subject: RapidIO: multiple mport support for QorIQ
> 
> I'm planning to add support for the multiple(2) mports supported by the 
> Freescale
> p2020 processor.  I'm currently looking at the fsl layer to add in support for
> multiple port enumeration, and work up from there.  It looks like the upper
> layers already have at least partial support for this.  My question is, are 
> there
> any efforts already ongoing I can hop in on so as not to duplicate effort?  
> If not,
> I'll just do it.
> 

I'm not aware of someone working on that.

> There is some divergance in respect to the memory map that is non-trivial that
> I'm not sure how to handle, since it totally hoses the common fsl_rio.c 
> structures.
> I think I want to create a new set that's p2020 specific, but has potential 
> to be
> shared with the other QorIQ series, so dumping the pseries-specific code into
> platforms/pseries seems like a reasonable way to go.  Thoughts?

The dual-port RIO is very common on QorIQ chips.  I won't suggest you add P2020 
specific memory map file.  The two port memory map should also be compatible 
with one port driver.

-Leo

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