[U-Boot] [U-Boot, 3/4] console: unify fgetc function when console MUX is deactivated

[Tom Rini]

On Fri, Aug 03, 2018 at 01:38:44PM +0200, Patrick Delaunay wrote:

> Unify the fgetc function when MUX is activated or not:
> - always call tstc() : it is the normal behavior expected
>   by serial uclass (call tstc then getc) and that avoids
>   issue when SERIAL_RX_BUFFER is activated
> - reload WATCHDOG in the char waiting loop
> 
> This patch allow to have the same behavior when CONSOLE_MUX is activated
> or not and avoid regression when this feature is deactivated.
> 
> Signed-off-by: Patrick Delaunay <patrick.delaunay at st.com>
> Reviewed-by: Simon Glass <sjg at chromium.org>

Applied to u-boot/master, thanks!

-- 
Tom
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