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

Sjoerd Simons sjoerd.simons at collabora.co.uk
Thu Oct 29 14:39:24 PDT 2015


On Thu, 2015-10-29 at 21:52 +0100, Heiko Stuebner wrote:
> Hi Sjoerd,
> 
> Am Donnerstag, 29. Oktober 2015, 21:44:57 schrieb Sjoerd Simons:
> > Add an ethernet0 alias for the wired network card and an all 0
> > default
> > mac address so that u-boot can find the device-node and fill in the
> > mac address.
> > 
> > Signed-off-by: Sjoerd Simons <sjoerd.simons at collabora.co.uk>
> > ---
> > 
> >  arch/arm/boot/dts/rk3288-rock2-square.dts | 6 ++++++
> >  1 file changed, 6 insertions(+)
> > 
> > diff --git a/arch/arm/boot/dts/rk3288-rock2-square.dts
> > b/arch/arm/boot/dts/rk3288-rock2-square.dts
> > index 0ef065d..a029ebf 100644
> > --- a/arch/arm/boot/dts/rk3288-rock2-square.dts
> > +++ b/arch/arm/boot/dts/rk3288-rock2-square.dts
> > @@ -45,6 +45,10 @@
> >  	model = "Radxa Rock 2 Square";
> >  	compatible = "radxa,rock2-square", "rockchip,rk3288";
> >  
> > +	aliases {
> > +		ethernet0 = &gmac;
> > +	};
> > +
> 
> wouldn't it make more sense to have this in the rk3288.dtsi, so to
> keep
> every board from having to add this alias?

Hmm, that would work. Thought it would add an alias point to a disabled
node for boards that don't have a wired interface. If that isn't an
issue it can indeed be moved there.
> 
> >  	chosen {
> >  		stdout-path = "serial2:115200n8";
> >  	};
> > @@ -130,6 +134,8 @@
> >  };
> >  
> >  &gmac {
> > +	/* To be filled in by U-Boot */
> > +	mac-address = [00 00 00 00 00 00];
> >  	status = "ok";
> >  };
> 
> I guess the same applies for the mac placeholder.

In any case they should be in the same dts{i}.

-- 
Sjoerd Simons
Collabora Ltd.



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