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Date:   Tue, 5 Jul 2022 09:27:13 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Wei Fang <wei.fang@....com>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "edumazet@...gle.com" <edumazet@...gle.com>,
        "kuba@...nel.org" <kuba@...nel.org>,
        "pabeni@...hat.com" <pabeni@...hat.com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "krzysztof.kozlowski+dt@...aro.org" 
        <krzysztof.kozlowski+dt@...aro.org>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>
Cc:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        "festevam@...il.com" <festevam@...il.com>,
        dl-linux-imx <linux-imx@....com>, Peng Fan <peng.fan@....com>,
        Jacky Bai <ping.bai@....com>,
        "sudeep.holla@....com" <sudeep.holla@....com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        Aisheng Dong <aisheng.dong@....com>
Subject: Re: [EXT] Re: [PATCH 1/3] dt-bings: net: fsl,fec: update compatible
 item

On 05/07/2022 04:47, Wei Fang wrote:
> Hi Krzysztof,
> 	
> 	Sorry, I'm still a little confused. Do you mean to modify as follows?
>> +      - items:
>> +          - enum:
>> +              - fsl,imx8ulp-fec
>> +          - const: fsl,imx6ul-fec
>> +          - const: fsl,imx6q-fec

Yes

> 
> And as far as I know, the imx8ulp's fec is reused from imx6ul, they both have the same features. However, the fec of imx8ulp(and imx6ul) is a little different from imx6q, therefore, the functions supported by the driver are also somewhat different. 

I understand. But if imx8ulp is the same as imx6ul and imx6ul is
compatible with imx6q, then I expect imx8ulp to be compatible with
imx6ul and with imx6q.

Best regards,
Krzysztof

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