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From: "Andreas Bießmann" <andreas.devel@googlemail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] MACB TX timeout
Date: Sun, 08 Feb 2015 22:00:42 +0100	[thread overview]
Message-ID: <54D7CE7A.6060803@googlemail.com> (raw)
In-Reply-To: <7949E7C93E0670419C7DA175E064430EE049@sny-mbs01>

Hi Jason,

On 08.02.15 07:52, Jason Fu wrote:
> Hi,
> 
> I'm working on sama5d36 evaluation kit. From u-boot, I have set mac, ip. When I try to ping a ip address on LAN. I get "TX timeout". I can ping the ip successful with gmac0, but couldn't with macb0.
> Did anyone find this issue before?

have you checked your errata notice [1] in chapter 7.1.1? If you have a
rev C base board you should add the impedance mismatch fix mentioned there.

Best regards

Andreas Bie?mann

[1]
http://www.atmel.com/Images/Atmel_11180_32-bit-Cortex-A5-Microcontroller_SAMA5D3-Series-EK_User-Guide.pdf

  reply	other threads:[~2015-02-08 21:00 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-08  6:52 [U-Boot] MACB TX timeout Jason Fu
2015-02-08 21:00 ` Andreas Bießmann [this message]
  -- strict thread matches above, loose matches on Subject: below --
2013-07-04 19:36 [U-Boot] : " Jagan Teki
2013-07-05  1:34 ` Bo Shen
2013-07-05  2:48   ` Jagan Teki
2013-07-05  7:49     ` Bo Shen

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