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Message-ID: <20200615173336.GA2002437@bogus>
Date:   Mon, 15 Jun 2020 11:33:36 -0600
From:   Rob Herring <robh@...nel.org>
To:     Dan Murphy <dmurphy@...com>
Cc:     andrew@...n.ch, f.fainelli@...il.com, hkallweit1@...il.com,
        davem@...emloft.net, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH net-next v6 1/4] dt-bindings: net: Add tx and rx internal
 delays

On Thu, Jun 04, 2020 at 06:14:07AM -0500, Dan Murphy wrote:
> tx-internal-delays and rx-internal-delays are a common setting for RGMII
> capable devices.
> 
> These properties are used when the phy-mode or phy-controller is set to
> rgmii-id, rgmii-rxid or rgmii-txid.  These modes indicate to the
> controller that the PHY will add the internal delay for the connection.
> 
> Signed-off-by: Dan Murphy <dmurphy@...com>
> ---
>  .../devicetree/bindings/net/ethernet-phy.yaml       | 13 +++++++++++++
>  1 file changed, 13 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/net/ethernet-phy.yaml b/Documentation/devicetree/bindings/net/ethernet-phy.yaml
> index 9b1f1147ca36..edd0245d132b 100644
> --- a/Documentation/devicetree/bindings/net/ethernet-phy.yaml
> +++ b/Documentation/devicetree/bindings/net/ethernet-phy.yaml
> @@ -162,6 +162,19 @@ properties:
>      description:
>        Specifies a reference to a node representing a SFP cage.
>  
> +
> +  rx-internal-delay-ps:
> +    $ref: /schemas/types.yaml#definitions/uint32

Standard units already have a type, so you can drop this.

> +    description: |
> +      RGMII Receive PHY Clock Delay defined in pico seconds.  This is used for
> +      PHY's that have configurable RX internal delays.
> +
> +  tx-internal-delay-ps:
> +    $ref: /schemas/types.yaml#definitions/uint32
> +    description: |
> +      RGMII Transmit PHY Clock Delay defined in pico seconds.  This is used for
> +      PHY's that have configurable TX internal delays.
> +
>  required:
>    - reg
>  
> -- 
> 2.26.2
> 

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