linux-kernel - Re: [PATCH 1/5] net: mdio: Mask PHY only when its ACPI node is present

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Message-ID: <YmAc+dzroa4D1ny2@lunn.ch>
Date:   Wed, 20 Apr 2022 16:47:21 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Kai-Heng Feng <kai.heng.feng@...onical.com>
Cc:     hkallweit1@...il.com, linux@...linux.org.uk,
        peppe.cavallaro@...com, alexandre.torgue@...s.st.com,
        joabreu@...opsys.com, davem@...emloft.net, kuba@...nel.org,
        pabeni@...hat.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/5] net: mdio: Mask PHY only when its ACPI node is
 present

On Wed, Apr 20, 2022 at 08:40:48PM +0800, Kai-Heng Feng wrote:
> Not all PHY has an ACPI node, for those nodes auto probing is still
> needed.

Why do you need this?

Documentation/firmware-guide/acpi/dsd/phy.rst 

There is nothing here about there being PHYs which are not listed in
ACPI. If you have decided to go the ACPI route, you need to list the
PHYs.

	Andrew