From: Albert ARIBAUD <albert.aribaud@free.fr>
To: u-boot@lists.denx.de
Subject: [U-Boot] environmental "baudrate" not used at boot up
Date: Sun, 16 Jan 2011 15:42:25 +0100 [thread overview]
Message-ID: <4D3303D1.2050201@free.fr> (raw)
In-Reply-To: <20110116140122.GA2756@cslinux-build01.cyberswitching.local>
Le 16/01/2011 15:01, chrisv at cyberswitching.com a ?crit :
> Hi list,
>
> I have a board based on an Atmel AT91SAM9263-EK running U-boot 2009.01.
> I can't seem to get the environmental variable "baudrate" to be used
> properly, though.
>
> Here's the sequence:
>
> 1. Power on board, baudrate=115200
> 2. setenv baudrate 9600
> (change terminal baud to 9600)
> saveenv
> saveenv
> reset
> 3. Gibberish is output to the terminal at 9600
> 4. Change terminal baud to 115200, everything ok
>
> As much as I've looked through the code in lib_arm/board.c,
> serial_init() and init_baudrate() seem to be coded correctly.
>
> Any advice on where to take it from here?
Hmm... 2009.1 is very old code. Current u-boot-at91/master seems to
build at91sam9263ek; maybe you could try it.
> Thanks,
> Chris
Amicalement,
--
Albert.
next prev parent reply other threads:[~2011-01-16 14:42 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-16 14:01 [U-Boot] environmental "baudrate" not used at boot up chrisv at cyberswitching.com
2011-01-16 14:42 ` Albert ARIBAUD [this message]
2011-01-16 14:50 ` chrisv at cyberswitching.com
2011-01-19 5:34 ` chrisv at cyberswitching.com
2011-01-19 6:59 ` Wolfgang Denk
2011-01-19 14:46 ` chrisv at cyberswitching.com
2011-01-19 15:36 ` Wolfgang Denk
2011-01-19 19:49 ` Reinhard Meyer
2011-01-19 19:50 ` chrisv at cyberswitching.com
2011-01-19 19:58 ` Scott Wood
2011-01-21 4:45 ` Aggrwal Poonam-B10812
2011-01-21 18:58 ` Scott Wood
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