Re: [Zaurus-devel] 8250 vs pxa_serial (was Re: pxa27x/spitz:serials in recent kernels)

From: Pavel Machek
Date: Wed Apr 13 2011 - 09:29:06 EST


Hi!

> >> > I cculd not get serial port to work in recent kernels (2.6.35 was
> >> > oldest I tried). I know they are little used but still very useful for
> >> > debugging.
> >> >
> >> > Is there some special config that needs to be done?
> >> >                                                        Pavel
> >>
> >> I have output on ttyS0 using the Sharp cable, never had issues.
> >> Remember that bootloader is 9600n8 while kernels are usually 115200n8.
> >
> > Ok, I know what is going on. I need both PXA_SERIAL and 8250... and
> > these two don't go well together.
...
> > ...but no luck. As soon as I enable 8250, pxa serials stop working
> > :-(.
>
> Please try attached patch (then PXA consoles become ttySA0-3)

Thanks, this works for me. Can we get it into the tree?
Pavel
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