[U-Boot] [U-Boot,v1,1/2] serial: serial_stm32: Enable overrun

[Tom Rini]

On Fri, Apr 20, 2018 at 08:59:06AM +0200, Patrice Chotard wrote:

> Enable uart overrun feature which allows to benefits of uart
> FIFO usage.
> 
> Previously overrun management was disabled, this has to effect
> to bypassed the uart FIFO usage even if FIFO was enabled.
> In particular configuration, for example when video console is
> enabled, copy/pasting a long command line in console results in
> corruption. This is due to the fact that a lot of time is consumed
> in flushing the cache during frame buffer update, so uart chars are
> not read fast enough.
> 
> By using uart FIFO and managing overrun, long command line can by
> copy/paste in console without being corrupted.
> 
> Signed-off-by: Patrice Chotard <patrice.chotard at st.com>

Applied to u-boot/master, thanks!

-- 
Tom
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