Re: [PATCH 0/3] Add ethernet0 alias for several A64 boards
From: Icenowy Zheng
Date: Tue Jul 25 2017 - 19:54:48 EST
ä 2017å7æ25æ GMT+08:00 äå10:31:27, Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx> åå:
>On Tue, Jul 25, 2017 at 05:18:19AM +0200, Adam Borowski wrote:
>> On Tue, Jul 25, 2017 at 11:04:24AM +0800, icenowy@xxxxxxx wrote:
>> > å 2017-07-24 15:58ïMaxime Ripard åéï
>> > > 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.
>>
>> Perhaps it would be better to reword the commit subject as "fix
>missing
>> ethernet0 alias ..."? That'd convey that the previous behaviour is a
>defect
>> that needs these patches as a fix.
>
>Yes, definitely.
>
>That and having a fixes: tag.
Should I resend them with different commit message?
>
>Maxime