netdev - Re: [PATCH 1/3] dt-bindings: net: renesas-ravb: Make stream buffer optional

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Date:   Tue, 6 Feb 2018 17:56:40 +0300
From:   Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:     Geert Uytterhoeven <geert+renesas@...der.be>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Simon Horman <horms@...ge.net.au>,
        Magnus Damm <magnus.damm@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>
Cc:     netdev@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCH 1/3] dt-bindings: net: renesas-ravb: Make stream buffer
 optional

On 02/06/2018 04:05 PM, Geert Uytterhoeven wrote:

> The Stream Buffer for EtherAVB-IF (STBE) is an optional component, and
> is not present on all SoCs.
> 
> Document this in the DT bindings, including a list of SoCs that do have
> it.
> 
> Fixes: 785ec87483d1e24a ("ravb: document R8A77970 bindings")
> Fixes: f231c4178a655b09 ("dt-bindings: net: renesas-ravb: Add support for R8A77995 RAVB")
> Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>

Acked-by: Sergei Shtylyov <sergei.shtylyov@...entembedded.com>

> ---
>  Documentation/devicetree/bindings/net/renesas,ravb.txt | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/net/renesas,ravb.txt b/Documentation/devicetree/bindings/net/renesas,ravb.txt
> index c902261893b913f5..296191c323a64403 100644
> --- a/Documentation/devicetree/bindings/net/renesas,ravb.txt
> +++ b/Documentation/devicetree/bindings/net/renesas,ravb.txt
> @@ -26,7 +26,10 @@ Required properties:
>  	SoC-specific version corresponding to the platform first followed by
>  	the generic version.
>  
> -- reg: offset and length of (1) the register block and (2) the stream buffer.
> +- reg: Offset and length of (1) the register block and (2) the stream buffer.
> +       The region for the register block is mandatory.
> +       The region for the stream buffer is optional, as it is only present on
> +       R-Car Gen2, RZ/G1, and R-Car H3 and M3-W.

   Did you deliberately omit M3-N for now?

MBR, Sergei