Re: [PATCH 2/2] riscv: dts: microchip: Add ethernet0 to the aliases node

From: Bin Meng
Date: Fri Jul 16 2021 - 06:14:28 EST


Hi Geert,

On Fri, Jul 16, 2021 at 5:23 PM Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote:
>
> Hi Bing,
>
> On Fri, Jul 2, 2021 at 3:44 AM Bin Meng <bmeng.cn@xxxxxxxxx> wrote:
> > From: Bin Meng <bin.meng@xxxxxxxxxxxxx>
> >
> > U-Boot expects this alias to be in place in order to fix up the mac
> > address of the ethernet node.
> >
> > Note on the Icicle Kit board, currently only emac1 is enabled so it
> > becomes the 'ethernet0'.
> >
> > Signed-off-by: Bin Meng <bin.meng@xxxxxxxxxxxxx>
>
> Thanks for your patch!

Thanks for the review!

>
> > --- a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi
> > +++ b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi
> > @@ -9,6 +9,10 @@ / {
> > model = "Microchip MPFS Icicle Kit";
> > compatible = "microchip,mpfs-icicle-kit";
> >
> > + aliases {
> > + ethernet0 = &emac1;
> > + };
> > +
> > chosen {
> > };
>
> This should be added to the board DTS (microchip-mpfs-icicle-kit.dts)
> instead.

I was wondering the same thing before doing this, but when I checked
all other DTS in arch/riscv/boot I found the aliases node is put in
the SoC dtsi file instead of the board on so I think that's the
convention.

Regards,
Bin