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Date:   Mon, 9 May 2022 17:12:33 +0100
From:   Mark Brown <broonie@kernel.org>
To:     Andrew Lunn <andrew@lunn.ch>
Cc:     LABBE Corentin <clabbe@baylibre.com>, alexandre.torgue@foss.st.com,
        calvin.johnson@oss.nxp.com, davem@davemloft.net,
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        krzysztof.kozlowski+dt@linaro.org, kuba@kernel.org,
        lgirdwood@gmail.com, linux@armlinux.org.uk, pabeni@redhat.com,
        peppe.cavallaro@st.com, robh+dt@kernel.org, samuel@sholland.org,
        wens@csie.org, netdev@vger.kernel.org, devicetree@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        linux-sunxi@lists.linux.dev
Subject: Re: [PATCH 3/6] dt-bindings: net: Add documentation for phy-supply
Message-ID: <Ynk9ccoVh32Deg45@sirena.org.uk>
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On Mon, May 09, 2022 at 06:02:55PM +0200, Andrew Lunn wrote:
> On Mon, May 09, 2022 at 03:26:47PM +0200, LABBE Corentin wrote:

> > For the difference between the 2, according to my basic read (I am bad a it) of the shematic
> > https://linux-sunxi.org/images/5/50/OrangePi_3_Schematics_v1.5.pdf
> > phy-io(ephy-vdd25) seems to (at least) power MDIO bus.

> So there is nothing in the data sheet of the RTL8211E to suggest you
> can uses these different power supplies independently. The naming
> 'phy-io-supply' is very specific to RTL8211E, but you are defining a
> generic binding here. I don't know the regulator binding, it is
> possible to make phy-supply a list?

No, that's not a thing - the supplies are individual, named properties
and even if there were a list we'd still want them to be named so it's
clear what's going on.

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