linux-kernel - Re: [PATCH v4 1/2] dt-bindings: net: motorcomm: Add pad driver strength cfg

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Message-ID: <4efd8643-455e-4f7f-b031-a0a02dd65210@lunn.ch>
Date:   Fri, 14 Jul 2023 20:54:23 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Samin Guo <samin.guo@...rfivetech.com>
Cc:     linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        netdev@...r.kernel.org, Peter Geis <pgwipeout@...il.com>,
        Frank <Frank.Sae@...or-comm.com>,
        "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Conor Dooley <conor@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        Yanhong Wang <yanhong.wang@...rfivetech.com>
Subject: Re: [PATCH v4 1/2] dt-bindings: net: motorcomm: Add pad driver
 strength cfg

> +  motorcomm,rx-clk-driver-strength:
> +    $ref: /schemas/types.yaml#/definitions/uint32
> +    description: |
> +      drive strength of rx_clk rgmii pad.
> +      |----------------------------------|
> +      |        rx_clk ds map table       |
> +      |----------------------------------|
> +      | DS(3b) |  wol@...v  |  wol@...v  |
> +      |________|_________________________|
> +      |        | current(uA)| current(uA)|
> +      |   000  |     1200   |    3070    |
> +      |   001  |     2100   |    4080    |
> +      |   010  |     2700   |    4370    |
> +      |   011  |     2910   |    4680    |
> +      |   100  |     3110   |    5020    |
> +      |   101  |     3600   |    5450    |
> +      |   110  |     3970   |    5740    |
> +      |   111  |     4350   |    6140    |
> +      |--------|------------|------------|
> +    enum: [ 1200, 2100, 2700, 2910, 3070, 3110, 3600, 3970,
> +            4080, 4350, 4370, 4680, 5020, 5450, 5740, 6140 ]
> +    default: 2910

The DS(3b) value is not relevant to the binding. It is a driver
detail. So i would not bother listing it.

Please add a comment explaining what wol is. 

       Andrew