Amba device porting

Russell King - ARM Linux linux at arm.linux.org.uk
Wed Dec 23 11:50:09 EST 2009


On Wed, Dec 23, 2009 at 12:19:02PM +0200, Roman wrote:
> Hi,
> 
> I planned to port the omap3 SDTI (Serial Debug Trace Interface) driver to amba based interface.
> 
> SDTI memory map is two parts composed:
> 0x54500000 0x5450FFFF 4KB       SDTI module (configuration) - coresight based format.
> 0x54510000 0x545FFFFF 1984KB    Reserved
> 0x54600000 0x546FFFFF 1MB       SDTI module (window)
> 
> But amba interface seems to support only one memory region resource.

The 'amba' interface is more a primecell interface.  Is SDTI a primecell
peripheral?  If not, then it shouldn't be using the AMBA "primecell" bus
support.



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