[U-Boot] [PATCH v3 8/9] tegra: i2c: Enable new CONFIG_SYS_I2C framework
Simon Glass
sjg at chromium.org
Tue Jul 30 23:45:21 CEST 2013
On Tue, Jul 30, 2013 at 3:21 PM, Stephen Warren <swarren at wwwdotorg.org>wrote:
> On 07/30/2013 03:19 PM, Simon Glass wrote:
> > Hi Stephen,
> >
> > On Tue, Jul 30, 2013 at 1:22 PM, Stephen Warren <swarren at wwwdotorg.org
> > <mailto:swarren at wwwdotorg.org>> wrote:
> ...
> > I think when init_sequence_f[] is running, there may be no serial
> > console to report errors. If so, moving the I2C initialization to
> that
> > early point sounds like a really bad idea.
> >
> >
> > Not really - when you see the U-Boot banner the console is working, and
> > we clearly see the U-Boot banner before i2c init happens.
>
> I thought it got buffered up and only actually sent to the UART much
> later, and not in the case when something failed since U-Boot wouldn't
> get that far? Or, did that proposal get shot down?
>
There is an option to buffer output until console_init_f() is called, but
that is called very early...
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