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SubjectRe: [BUG] serial base baud misdetected in 2.6.27
> like it's hanging off the PCI bus.  The vendor/device matches to an Exar 
> Corp. XR17C152, which is given a base_baud of 921600 in
> drivers/serial/8250_pci.c.
>
> According to the chip specs, 921600 is correct with the default crystal
> and control register values. However, other crystals can be used and
> there's also a control register bit to enable a prescalar which cuts the
> baud rate by a factor of four. I suspect that one of these has been
> done on our boards.

Probably. Did your vendor have the sense to set subvendor/subdevice
identifiers that can be used to identify that specific unit ?



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