netdev - Re: [PATCH v4 1/2] dt-bindings: net: add phy-supply property for stm32

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Message-ID: <838d8e91-9b82-4185-8827-055fcaea8fcc@lunn.ch>
Date: Tue, 26 Mar 2024 16:13:58 +0100
From: Andrew Lunn <andrew@...n.ch>
To: Christophe ROULLIER <christophe.roullier@...s.st.com>
Cc: "David S . Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Maxime Coquelin <mcoquelin.stm32@...il.com>,
	Alexandre Torgue <alexandre.torgue@...s.st.com>,
	Richard Cochran <richardcochran@...il.com>,
	Jose Abreu <joabreu@...opsys.com>,
	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>, Marek Vasut <marex@...x.de>,
	netdev@...r.kernel.org, devicetree@...r.kernel.org,
	linux-stm32@...md-mailman.stormreply.com,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 1/2] dt-bindings: net: add phy-supply property for
 stm32

On Tue, Mar 26, 2024 at 03:41:13PM +0100, Christophe ROULLIER wrote:
> 
> On 3/26/24 14:58, Andrew Lunn wrote:
> > On Tue, Mar 26, 2024 at 01:58:48PM +0100, Christophe Roullier wrote:
> > > Phandle to a regulator that provides power to the PHY. This
> > > regulator will be managed during the PHY power on/off sequence.
> > > 
> > > Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> > > Signed-off-by: Christophe Roullier <christophe.roullier@...s.st.com>
> > > ---
> > >   Documentation/devicetree/bindings/net/stm32-dwmac.yaml | 3 +++
> > >   1 file changed, 3 insertions(+)
> > > 
> > > diff --git a/Documentation/devicetree/bindings/net/stm32-dwmac.yaml b/Documentation/devicetree/bindings/net/stm32-dwmac.yaml
> > > index fc8c96b08d7dc..80937b28fa046 100644
> > > --- a/Documentation/devicetree/bindings/net/stm32-dwmac.yaml
> > > +++ b/Documentation/devicetree/bindings/net/stm32-dwmac.yaml
> > > @@ -82,6 +82,9 @@ properties:
> > >         Should be phandle/offset pair. The phandle to the syscon node which
> > >         encompases the glue register, and the offset of the control register
> > > +  phy-supply:
> > > +    description: PHY regulator
> > ~/linux/drivers/net/ethernet/stmicro/stmmac$ grep regulator_get *
> > dwmac-rk.c:	bsp_priv->regulator = devm_regulator_get(dev, "phy");
> > dwmac-sun8i.c:	gmac->regulator = devm_regulator_get_optional(dev, "phy");
> > dwmac-sunxi.c:	gmac->regulator = devm_regulator_get_optional(dev, "phy");
> > 
> > Maybe i'm missing something, but i don't see an actual implementation
> > of this binding?
> > 
> > 	Andrew
> 
> Hi Andrew,
> 
> You are right, my next step is to upstream support of Ethernet MP13 glue and
> some update like Phy regulator support

Then please make this binding patch part of the series which
implements the binding. They go together.

	Andrew