netdev - Re: [PATCHv1 0/6] Amlogic Soc - Add missing ethernet mdio compatible string

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Message-ID: <YFyJz/Ql615FQz3I@lunn.ch>
Date:   Thu, 25 Mar 2021 14:02:07 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Anand Moon <linux.amoon@...il.com>
Cc:     Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Florian Fainelli <f.fainelli@...il.com>,
        Kevin Hilman <khilman@...libre.com>,
        Neil Armstrong <narmstrong@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        netdev@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org
Subject: Re: [PATCHv1 0/6] Amlogic Soc - Add missing ethernet mdio compatible
 string

On Thu, Mar 25, 2021 at 12:42:19PM +0000, Anand Moon wrote:
> On most of the Amlogic SoC I observed that Ethernet would not get
> initialize when try to deploy the mainline kernel, earlier I tried to
> fix this issue with by setting ethernet reset but it did not resolve
> the issue see below.
> 	resets = <&reset RESET_ETHERNET>;
> 	reset-names = "stmmaceth";
> 
> After checking what was the missing with Rockchip SoC dts
> I tried to add this missing compatible string and then it
> started to working on my setup.

Adding

compatible = "ethernet-phy-ieee802.3-c22"

should not fix anything, since that is the default. We need to better
understand what is going on here.

	   Andrew