From mboxrd@z Thu Jan  1 00:00:00 1970
From: Michael Haas <haas@computerlinguist.org>
Date: Sat, 26 Mar 2016 06:38:26 +0100
Subject: [U-Boot] [PATCH v3 3/4] net: phy: Force master mode
	A20-OLinuXino-Lime2
In-Reply-To: <56F5CDBD.9030802@gmail.com>
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 <1458801986-21625-4-git-send-email-haas@computerlinguist.org>
 <56F5CDBD.9030802@gmail.com>
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On 03/26/2016 12:46 AM, Iain Paton wrote:
> On 24/03/16 06:46, Michael Haas wrote:
>> Force master mode on the A20-OLinuXino-Lime2. This change is required
>> to get a reliable link at gigabit speeds.
>>
>> Signed-off-by: Michael Haas <haas@computerlinguist.org>
> Acked-by: Iain Paton <ipaton0@gmail.com>
>
> Glad to see someone finally got to the bottom of this. On the boards I have 
> I only see the problem intermittantly, perhaps 2% of boots so virtually 
> impossible to know if anything fixed it. 
>
> Is something needed in the kernel as well, or is it sufficient to do it in 
> u-boot?
>
> Iain

I have not verified this extensively. In my experience, fixing u-boot is
enough to get a stable link in the kernel.

Michael