netdev - Re: [PATCH v2 1/4 net-next] dt-bindings: net: mdio: add reset-post-delay-us property

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Date:   Sun, 2 Aug 2020 13:16:56 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Bruno Thomsen <bruno.thomsen@...il.com>,
        netdev <netdev@...r.kernel.org>
Cc:     Andrew Lunn <andrew@...n.ch>, Fabio Estevam <festevam@...il.com>,
        Russell King - ARM Linux <linux@...linux.org.uk>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Lars Alex Pedersen <laa@...strup.com>,
        Bruno Thomsen <bth@...strup.com>
Subject: Re: [PATCH v2 1/4 net-next] dt-bindings: net: mdio: add
 reset-post-delay-us property



On 7/30/2020 12:57 PM, Bruno Thomsen wrote:
> Add "reset-post-delay-us" parameter to MDIO bus properties,
> so it's possible to add a delay after reset deassert.
> This is optional in case external hardware slows down
> release of the reset signal.
> 
> Signed-off-by: Bruno Thomsen <bruno.thomsen@...il.com>

Reviewed-by: Florian Fainelli <f.fainelli@...il.com>

> ---
>  Documentation/devicetree/bindings/net/mdio.yaml | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/net/mdio.yaml b/Documentation/devicetree/bindings/net/mdio.yaml
> index d6a3bf8550eb..26afb556dfae 100644
> --- a/Documentation/devicetree/bindings/net/mdio.yaml
> +++ b/Documentation/devicetree/bindings/net/mdio.yaml
> @@ -39,6 +39,13 @@ properties:
>        and must therefore be appropriately determined based on all devices
>        requirements (maximum value of all per-device RESET pulse widths).
>  
> +  reset-post-delay-us:
> +    description:
> +      Delay after reset deassert in microseconds. It applies to all MDIO
> +      devices and it's determined by how fast all devices are ready for

Uber nit: it is should be spelled out, but that does not warrant a resend.
-- 
Florian