linux-kernel - Re: [PATCH] ARM: dts: socfpga: sodia: Fix mdio bus probe and PHY ID

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Message-ID: <CABMQnVJES+VoqNYNgo3zxFkTJVYkR=ZCwWsEFEe=QhKyaYie9w@mail.gmail.com>
Date: Thu, 21 Nov 2024 15:01:06 +0900
From: Nobuhiro Iwamatsu <iwamatsu@...auri.org>
To: Andrew Lunn <andrew@...n.ch>
Cc: dinguyen@...nel.org, linux-arm-kernel@...ts.infradead.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
	stable@...r.kernel.org, robh+dt@...nel.org, krzk+dt@...nel.org, 
	conor+dt@...nel.org
Subject: Re: [PATCH] ARM: dts: socfpga: sodia: Fix mdio bus probe and PHY ID

Hi Andrew,

Thanks for your review.

2024年11月18日(月) 5:06 Andrew Lunn <andrew@...n.ch>:
>
> On Sun, Nov 17, 2024 at 05:53:51PM +0900, Nobuhiro Iwamatsu wrote:
> > Hi Dinh,
> >
> > Please check and apply this patch?
> >
> > Thanks,
> >   Nobuhiro
> >
> > 2024年10月4日(金) 15:16 Nobuhiro Iwamatsu <iwamatsu@...auri.org>:
> > >
> > > From: Nobuhiro Iwamatsu <iwamatsu@...auri.org>
> > >
> > > On SoCFPGA/Sodia board, mdio bus cannot be probed, so the PHY cannot be
> > > found and the network device does not work.
> > >
> > > ```
> > > stmmaceth ff702000.ethernet eth0: __stmmac_open: Cannot attach to PHY (error: -19)
> > > ```
> > >
> > > To probe the mdio bus, add "snps,dwmac-mdio" as compatible string of the
> > > mdio bus. Also the PHY ID connected to this board is 4. Therefore, change
> > > to 4.
>
> It is the address which is 4, not the ID.

Thanks, I will fix it.

>
>         Andrew

Best regards,
  Nobuhiro

-- 
Nobuhiro Iwamatsu
   iwamatsu at {nigauri.org / debian.org / kernel.org}
   GPG ID: 32247FBB40AD1FA6