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Wed, 19 Jun 2019 10:20:42 +0200 (CEST) Authentication-Results: eva.aplu.fr; dmarc=fail (p=none dis=none) header.from=aplu.fr DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=aplu.fr; s=s4096; t=1560932443; bh=PhzqnKZKE11n2wzXx+gP6oRgiNP5TMJ/elYyUJ0Shn0=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=pjiczPUSA49y6inmjhCAr1qCDpxe93mpY+bGpYg64LAVGVOp8hlF71jAnNk8VNoPs 8MfvPs8PxbgzNV1uZLeCv8oh5/EyZ5Qkd9a8AYh9CdlXz4knPoG7clrJsBV0UhmBIO GEoLYxxzkbNl5o6bEGlvQh/LLAyol//68hVADZ1O8Kqg91uxzxV95szjtz5oSs5ztq NgMKEbsFNuhvFOHf3MQGKna3VXwWXhVAbrT3kxk3L4gglw+gK0XRG4nYqC6jdiaDph QujFNRtihEORXrnel2+uPwpwxtggJJ0qLTOEg/dX/PRMrXPwgohdRKHfsS9NMQN/iU WqZso70yraS4jTC1OJ3/zCYf9Rn2sQR4jbIJxCA+eO/1Y43/z/mnMr5Y3JR+56FCDh WRrO4wiqMM2xpo2ZR5ZXpWG+ydYGBqzco6kKWy1GQofIlYYpEQRkB20ldDGkxkfA+L YEekaj4sLOmDsFg17J5GYoHvMKzOhwB5uLKbrW0syuF34bKE2EayyXQnmXfIwJsamy rlOBSZSNp8Mnj1/Zrb6IM58eSPe1hZv5WOXyBgzWelozWGCjj61UEts1y/A8/6k+GS a58/Uw3Bphq+v3xp74ZlSmNdVVXnKd5RozkwOO+FvBY4xdXRe/cDHfS8XW10qrPVdj 1Utkowefm9P3QGNwbaWNEG8g= MIME-Version: 1.0 Date: Wed, 19 Jun 2019 10:20:42 +0200 From: Aymeric To: Martin Blumenstingl Subject: Re: Meson8b network not stable at gigabit In-Reply-To: References: <2878d188-4c06-b1a3-4ba9-00a274cd2018@aplu.fr> <22a14736-d363-f5a8-fdb3-fec5400cb6a8@aplu.fr> Message-ID: X-Sender: mulx@aplu.fr User-Agent: Roundcube Webmail/1.2.9 X-AV-Checked: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190619_012102_727516_BD324A4D X-CRM114-Status: GOOD ( 11.08 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-amlogic@lists.infradead.org Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Hi Martin, On 2019-06-17 21:36, Martin Blumenstingl wrote: > Hi Aymeric, > > too bad, that was the only "smart" idea I had. No problem, that was more than me. :) > > did see this issue with kernel versions earlier than 5.0 as well? > then you can try to git bisect the cause I've made a switch from 3.10 to 5.0.4 directly (and the issue was already there, I just didn't had time to report/investigate), so I don't know is the issue was present in any earlier version. > > you can also send a similar mail to the netdev mailing list (please > keep the Amogic list at least Cc'ed) and ask for help there > the Amlogic SoCs use a DesignWare MAC (Ethernet controller, the driver > is called stmmac) with a Relatek RTL8211F Ethernet PHY. > there's little Amlogic specific registers involved: they mostly > control the PHY interface (enabling RMII or RGMII) and the clocks > so it's very likely that someone on the netdev list has an idea how to > debug this because a large part of the Ethernet setup is not Amlogic > SoC specific > Okay, I'll do it by the end of the week! BR, Aymeric. _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic