[PATCH] ARM: dts: rockchip: Setup ethernet0 alias for u-boot

Geert Uytterhoeven geert at linux-m68k.org
Fri Oct 30 02:57:51 PDT 2015

Hi Sjoerd,

On Fri, Oct 30, 2015 at 10:47 AM, Sjoerd Simons
<sjoerd.simons at collabora.co.uk> wrote:
>> Note that in my case I didn't have to add an empty mac-address
>> property.
>> U-Boot (2015.04-something --- don't have the sources) seems to add a
>> "local-mac-address" property automatically.
> After submitting the patch i actually dived a bit deeper at how this
> all hangs together.
> The linux kernel checks for mac-address, local-mac-address and address
> in the fdt node, in that order of preference. u-boot (at least recent
> ones like you have), will set the mac-address property *if* it's
> already defined but will always create the local-mac-address property
> regardless.

That's also what I noticed. Originally I added the empty "mac-address" like
you did, and /sys/firmware/devicetree/base/soc/ethernet at e6800000 ended up
having both "mac-address" and "local-mac-address", both with the correct



Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert at linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds

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