netdev - Re: [PATCH v2 1/2] net: phy: micrel: add Microchip KSZ 9897 Switch PHY support

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Date:   Tue, 5 Apr 2022 17:47:54 +0100
From:   "Russell King (Oracle)" <linux@...linux.org.uk>
To:     Enguerrand de Ribaucourt 
        <enguerrand.de-ribaucourt@...oirfairelinux.com>
Cc:     Prasanna VengateshanVaradharajan 
        <Prasanna.VengateshanVaradharajan@...rochip.com>,
        Andrew Lunn <andrew@...n.ch>, netdev <netdev@...r.kernel.org>,
        hkallweit1 <hkallweit1@...il.com>, UNGLinuxDriver@...rochip.com
Subject: Re: [PATCH v2 1/2] net: phy: micrel: add Microchip KSZ 9897 Switch
 PHY support

On Tue, Apr 05, 2022 at 10:53:57AM -0400, Enguerrand de Ribaucourt wrote:
> Hello Prasanna,
> 
> Have you had any luck contacting the people working on the KSZ9897
> PHY? As stated with more details in my previous emails, the RMII phy interface of
> the KSZ9897 seems to share the same phy_id as the KSZ8081. However, a different
> ksphy_driver struct must be used for the KSZ9897 PHY to work.

If there is some other way of detecting the phy device, the drivers can
implement the "match_phy_device" method to do whatever it needs to
differentiate between the two.

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
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