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Message-Id: <20180323201117.8416-3-alexandre.belloni@bootlin.com>
Date: Fri, 23 Mar 2018 21:11:11 +0100
From: Alexandre Belloni <alexandre.belloni@...tlin.com>
To: "David S . Miller" <davem@...emloft.net>
Cc: Allan Nielsen <Allan.Nielsen@...rosemi.com>,
razvan.stefanescu@....com, po.liu@....com,
Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
Andrew Lunn <andrew@...n.ch>,
Florian Fainelli <f.fainelli@...il.com>,
netdev@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-mips@...ux-mips.org,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
Rob Herring <robh+dt@...nel.org>
Subject: [PATCH net-next 2/8] dt-bindings: net: add DT bindings for Microsemi MIIM
DT bindings for the Microsemi MII Management Controller found on Microsemi
SoCs
Cc: Rob Herring <robh+dt@...nel.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@...tlin.com>
---
.../devicetree/bindings/net/mscc-miim.txt | 25 ++++++++++++++++++++++
1 file changed, 25 insertions(+)
create mode 100644 Documentation/devicetree/bindings/net/mscc-miim.txt
diff --git a/Documentation/devicetree/bindings/net/mscc-miim.txt b/Documentation/devicetree/bindings/net/mscc-miim.txt
new file mode 100644
index 000000000000..711ac9ab853c
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/mscc-miim.txt
@@ -0,0 +1,25 @@
+Microsemi MII Management Controller (MIIM) / MDIO
+=================================================
+
+Properties:
+- compatible: must be "mscc,ocelot-miim"
+- reg: The base address of the MDIO bus controller register bank. Optionally, a
+ second register bank can be defined if there is an associated reset register
+ for internal PHYs
+- #address-cells: Must be <1>.
+- #size-cells: Must be <0>. MDIO addresses have no size component.
+
+Typically an MDIO bus might have several children.
+
+Example:
+ mdio@...009c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "mscc,ocelot-miim";
+ reg = <0x107009c 0x36>, <0x10700f0 0x8>;
+ interrupts = <14>;
+
+ phy0: ethernet-phy@0 {
+ reg = <0>;
+ };
+ };
--
2.16.2
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