linux-kernel - Re: [PATCH 0/3] Add ethernet0 alias for several A64 boards

Open Source and information security mailing list archives

Date:   Tue, 25 Jul 2017 11:04:24 +0800
From:   icenowy@...c.io
To:     Maxime Ripard <maxime.ripard@...e-electrons.com>
Cc:     devicetree@...r.kernel.org, Chen-Yu Tsai <wens@...e.org>,
        linux-sunxi@...glegroups.com, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 0/3] Add ethernet0 alias for several A64 boards

在 2017-07-24 15:58，Maxime Ripard 写道：
> On Sat, Jul 22, 2017 at 10:28:49AM +0800, Icenowy Zheng wrote:
>> Allwinner A64 SoC has an EMAC which is used to provide Ethernet
>> function on several boards.
>> 
>> The EMAC itself doesn't have a fixed MAC address, but the sunxi
>> mainline U-Boot have the ability to generate one based on the eFUSE
>> SID in the chip, and add the generated MAC address to the device
>> tree when booting.
>> 
>> The MAC address setting step is based on the device tree's aliases,
>> and device tree nodes prefixed "ethernet" will get the MAC address
>> added. However, in several A64 boards' device tree, the alias is not
>> set up, so that the U-Boot won't set the MAC address.
>> 
>> Add the ethernet0 aliases to these boards.
>> 
>> I hope this patchset can be queued in 4.13, otherwise 4.13 kernels
>> won't get non-volatile MAC addresses, and will use random ones
>> instead, which is annoying to many users.
>> 
>> Icenowy Zheng (3):
>>   arm64: allwinner: a64: add ethernet0 alias for BPi M64 EMAC node
>>   arm64: allwinner: a64: add ethernet0 alias for Pine64 EMAC node
>>   arm64: allwinner: a64: add ethernet0 alias for SoPine EMAC node
> 
> Applied all three, thanks!

Sorry, but could you queue them to 4.13?

Otherwise 4.13 kernel release will have annoying random MAC problem,
which heavily affects headless usages.

> Maxime
> 
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