From: Marek Vasut <marek.vasut@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] Ethernet not found on Arria 5.
Date: Fri, 04 Mar 2016 13:30:25 +0100 [thread overview]
Message-ID: <56D97FE1.4090108@gmail.com> (raw)
In-Reply-To: <BFEE4BD273371E48B6EB70F96CEC5B54040BCF9C@DEMUMBX007.nsn-intra.net>
On 03/04/2016 10:20 AM, Bakhvalov, Denis (Nokia - PL/Wroclaw) wrote:
> Dear U-Boot support,
>
> I'm migrating to new U-Boot version from 2013 and now have Ethernet
> not working both in U-Boot and in Linux (after booting).
>
> I have custom board with Altera Arria 5 SocFpga onboard. U-Boot
> version: 2016.03-rc1
>
> In logs I can see:
>
> Net: No ethernet found.
>
> With more verbose:
>
> designware_eth_probe, iobase=ff702000, priv=1eb286a0
> ethernet at ff702000 PHY: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
> 19 20 21 22 23 24 25 26 27 28 29 30 31 not found
> designware_eth_probe, ret=-19 No ethernet found.
>
> Ethernet connection inside my board is following: [CPU] ----- [EMAC1]
> ----- [ FPGA ] ---- [ PHY(KSZ8081MNXIA) ]
>
> I already tried to configure FPGA from Linux environment but it
> didn't solved the problem. My U-Boot configuration was cloned from
> socfpga dev kit board with some modifications. But Ethernet
> configuration I didn't touched yet.
>
> So far I tried to debug it with no success. Also I played with env
> variables (ethact, ethaddr) and CONFIG_PHY_ADDR with no success as
> well. Something tells me that I have incorrect EMAC configuration but
> I don't know how to tackle it.
>
> Please help me identify the problem or at least give me some hints
> where to look to solve my issue.
It seems like your PHY is not recongnised. Could there be some reset
line which is left asserted ?
Best regards,
Marek Vasut
next prev parent reply other threads:[~2016-03-04 12:30 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-04 9:20 [U-Boot] Ethernet not found on Arria 5 Bakhvalov, Denis
2016-03-04 12:30 ` Marek Vasut [this message]
2016-03-04 12:53 ` Bakhvalov, Denis
2016-03-05 12:36 ` Marek Vasut
2016-03-08 9:58 ` Bakhvalov, Denis
2016-03-09 9:22 ` Bakhvalov, Denis
2016-03-09 13:47 ` Marek Vasut
2016-03-09 14:00 ` Bakhvalov, Denis
2016-03-09 21:40 ` Dinh Nguyen
2016-03-10 0:25 ` Marek Vasut
2016-03-10 8:58 ` Bakhvalov, Denis
2016-03-10 12:43 ` Marek Vasut
2016-03-10 17:19 ` Bakhvalov, Denis
2016-03-21 8:16 ` Bakhvalov, Denis
2016-03-21 11:18 ` Marek Vasut
2016-03-21 12:34 ` Bakhvalov, Denis
2016-03-21 12:39 ` Marek Vasut
2016-03-10 14:16 ` Dinh Nguyen
2016-03-21 8:30 ` Bakhvalov, Denis
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