From: Andrew Lunn <andrew@lunn.ch>
To: Maxime Chevallier <maxime.chevallier@bootlin.com>
Cc: Inochi Amaoto <inochiama@gmail.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
Eric Dumazet <edumazet@google.com>,
"David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Yixun Lan <dlan@kernel.org>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Alexandre Torgue <alexandre.torgue@foss.st.com>,
netdev@vger.kernel.org, linux-riscv@lists.infradead.org,
spacemit@lists.linux.dev,
linux-stm32@st-md-mailman.stormreply.com,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, E Shattow <e@freeshell.de>,
Han Gao <gaohan@iscas.ac.cn>
Subject: Re: Failed to reinit phy of spacemit-dwmac when reset-gpio is present
Date: Sun, 12 Jul 2026 15:49:43 +0200 [thread overview]
Message-ID: <8689bf7d-e00d-4097-bd3c-4d7d7844d1d2@lunn.ch> (raw)
In-Reply-To: <bc78469c-3f45-4234-88b0-49f050d651db@bootlin.com>
> > --- a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts
> > +++ b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts
> > @@ -196,7 +196,8 @@ ð0 {
> >
> > mdio {
> > phy0: phy@1 {
> > - compatible = "ethernet-phy-ieee802.3-c22";
> > + compatible = "ethernet-phy-id001c.c916",
> > + "ethernet-phy-ieee802.3-c22";
>
> Indeed that's merely a workaround :(
Despite is being a workaround, there has not been much progress on a
generic framework for dealing with clocks, resets, regulators etc,
before probing PHYs. So this is probably what you want to do.
Andrew
next prev parent reply other threads:[~2026-07-12 13:50 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-12 4:52 Failed to reinit phy of spacemit-dwmac when reset-gpio is present Inochi Amaoto
2026-07-12 8:55 ` Maxime Chevallier
2026-07-12 13:49 ` Andrew Lunn [this message]
2026-07-12 14:49 ` E Shattow
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