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From: Stephen Warren <swarren@wwwdotorg.org>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] serial: add environment control for SERIAL_MULTI
Date: Thu, 25 Oct 2012 16:45:48 -0600	[thread overview]
Message-ID: <5089C11C.7030407@wwwdotorg.org> (raw)
In-Reply-To: <CANr=Z=bFYL=qh3PXbx8uiB5pbGWTpKBkuh2oxWK0R7zsk+fJFQ@mail.gmail.com>

On 10/25/2012 04:36 PM, Joe Hershberger wrote:
> Hi Allen,
> 
> On Thu, Oct 25, 2012 at 4:59 PM, Allen Martin <amartin@nvidia.com> wrote:
>> Add a new special environment variable "serial" that allows selection
>> of serial device when CONFIG_SERIAL_MULTI is defined.  This replaces
>> the existing calls to serial_assign() from cmd_nvedit.c and iomux.c
>> that were not doing anything.
...
> Changes to this directly conflict with the environment callback series
> I sent out RFC (soon be be a real series).  Can we hold off on this
> until that happens?

The problem here is that serial output on Tegra simply doesn't work
(after some point in boot?) without this patch. It seems better to get
everything working before adding new features doesn't it? Otherwise, if
the environment callback stuff (or any other change right now) breaks
something Tegra-specific, there would be no way to identify which change
broke it.

  reply	other threads:[~2012-10-25 22:45 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-25 21:59 [U-Boot] [PATCH] serial: add environment control for SERIAL_MULTI Allen Martin
2012-10-25 22:29 ` Marek Vasut
2012-10-25 22:36 ` Tom Rini
2012-10-25 22:36 ` Joe Hershberger
2012-10-25 22:45   ` Stephen Warren [this message]
2012-10-25 22:47     ` Joe Hershberger
2012-10-25 22:53       ` Allen Martin
2012-10-25 23:18         ` Joe Hershberger
2012-10-25 23:21           ` Allen Martin
2012-10-25 22:43 ` Stephen Warren
2012-10-25 22:46   ` Joe Hershberger
2012-10-25 22:50     ` Allen Martin
2012-10-25 23:17       ` Joe Hershberger
2012-10-26 10:27         ` Marek Vasut

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