[PATCH v4 1/2] serial: rewrite pxa2xx-uart to use 8250_core

Robert Jarzmik
2015-12-19T12:45:21Z

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>

I was wondering if this should go through pxa tree, or through serial tree ?

Cheers.

--
Robert