netdev - [PATCH v1 1/3] dt-bindings: net: bcmgenet add property for max DMA burst size

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Message-Id: <20191011184822.866-2-matthias.bgg@kernel.org>
Date:   Fri, 11 Oct 2019 20:48:19 +0200
From:   matthias.bgg@...nel.org
To:     Florian Fainelli <f.fainelli@...il.com>,
        "David S . Miller" <davem@...emloft.net>
Cc:     Nicolas Saenz Julienne <nsaenzjulienne@...e.de>,
        Matthias Brugger <matthias.bgg@...nel.org>,
        linux-rpi-kernel@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org,
        Stefan Wahren <wahrenst@....net>,
        Matthias Brugger <mbrugger@...e.com>,
        Mark Rutland <mark.rutland@....com>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: [PATCH v1 1/3] dt-bindings: net: bcmgenet add property for max DMA burst size

From: Matthias Brugger <mbrugger@...e.com>

The maximal usable DMA burst size can vary in different SoCs.
Add a optional property to configure the DMA channels properly.

Signed-off-by: Matthias Brugger <mbrugger@...e.com>
---

 Documentation/devicetree/bindings/net/brcm,bcmgenet.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/brcm,bcmgenet.txt b/Documentation/devicetree/bindings/net/brcm,bcmgenet.txt
index 3956af1d30f3..10a7169ec902 100644
--- a/Documentation/devicetree/bindings/net/brcm,bcmgenet.txt
+++ b/Documentation/devicetree/bindings/net/brcm,bcmgenet.txt
@@ -30,6 +30,8 @@ Optional properties:
   See Documentation/devicetree/bindings/net/fixed-link.txt for information on
   the property specifics
 
+- dma-burst-sz: Maximal length of a burst.
+
 Required child nodes:
 
 - mdio bus node: this node should always be present regardless of the PHY
-- 
2.23.0