Messages in this thread |  | | From | Robert Jarzmik <> | Subject | Re: [PATCH v4 1/2] serial: rewrite pxa2xx-uart to use 8250_core | Date | Sat, 19 Dec 2015 14:26:28 +0100 |
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Robert Jarzmik <robert.jarzmik@free.fr> writes:
> Sergei Ianovich <ynvich@gmail.com> writes: > >> pxa2xx-uart was a separate uart platform driver. It was declaring >> the same device names and numbers as 8250 driver. As a result, >> it was impossible to use 8250 driver on PXA SoCs. >> >> Upon closer examination pxa2xx-uart turned out to be a clone of >> 8250_core driver. >> >> Workaround for Erratum #19 according to Marvel(R) PXA270M Processor >> Specification Update (April 19, 2010) is dropped. 8250_core reads >> from FIFO immediately after checking DR bit in LSR. >> >> Signed-off-by: Sergei Ianovich <ynvich@gmail.com> >> Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> >> Reviewed-by: James Cameron <quozl@laptop.org> >> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> > Tested-by: Robert Jarzmik <robert.jarzmik@free.fr>
Shrunk the list, the following is rather mach-pxa specific.
Actually there is a small glitch ... Have a look at arch/arm/mach-pxa/viper.c, line 490: #ifndef CONFIG_SERIAL_PXA ...
But that can be handled in an subsequent patch to keep your acks and reviews.
Cheers.
-- Robert
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