[U-Boot] board_f: explicitly disable console on early boot

[Tom Rini]

On Wed, Nov 27, 2013 at 10:32:40PM +0400, Alexey Brodkin wrote:

> If U-Boot build with DEBUG enabled/defined the first call of "debug"
> function (that dumps data to any available console) will happen before
> zeroing of initial "gd" in init call "zero_global_data" in
> "init_sequence_f".
> 
> And if stack was not filled with zeros chances are high that
> "gd->have_console" won't be 0. In its turn it will cause attempt to
> output things to non-initialized yet serial console.
> 
> So for safety and predictability we set "gd->have_console = 0".
> 
> Signed-off-by: Alexey Brodkin <abrodkin at synopsys.com>
> 
> Cc: Mischa Jonker <mjonker at synopsys.com>
> Cc: Wolfgang Denk <wd at denx.de>
> Cc: Simon Glass <sjg at chromium.org>
> Acked-by: Simon Glass <sjg at chromium.org>

Applied to u-boot/master, thanks!

-- 
Tom
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