linux-kernel - Re: commit e34d65696d2e broke stmmac ethernet on socfpga

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Date:	Fri, 1 Jan 2016 09:49:21 +0100
From:	Romain Perier <romain.perier@...il.com>
To:	Dinh Nguyen <dinguyen@...nsource.altera.com>
Cc:	preid@...ctromag.com.au, "David S. Miller" <davem@...emloft.net>,
	robh <robh@...nel.org>, netdev <netdev@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	peppe.cavallaro@...com
Subject: Re: commit e34d65696d2e broke stmmac ethernet on socfpga

Hi all,

Same here on rockchip.
See "[PATCH] stmmac: Don't exit mdio registration when mdio subnode is
not found in the DTS"

Regards,
Romain

2015-12-18 18:45 GMT+01:00 Dinh Nguyen <dinguyen@...nsource.altera.com>:
> Hi,
>
> It appears that commit e34d65696d2e 'stmmac: create of compatible mdio
> bus for
> stmmac driver' is causing this error on the SoCFPGA platform:
>
> [    1.767246] libphy: PHY stmmac-0:ffffffff not found
> [    1.772106] eth0: Could not attach to PHY
> [    1.776129] stmmac_open: Cannot attach to PHY (error: -19)
> [    1.781590] IP-Config: Failed to open eth0
> [    1.785681] IP-Config: No network devices available
>
> Doing a revert of this commit fixes the issue. Will try to debug further.
>
> Thanks,
> Dinh
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