netdev - [RFC 3/3] dt-bindings: net: dsa: document additional Microchip KSZ8863 family switches

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Message-Id: <20190508211330.19328-4-m.grzeschik@pengutronix.de>
Date:   Wed,  8 May 2019 23:13:30 +0200
From:   Michael Grzeschik <m.grzeschik@...gutronix.de>
To:     Tristram.Ha@...rochip.com
Cc:     kernel@...gutronix.de, UNGLinuxDriver@...rochip.com,
        netdev@...r.kernel.org, devicetree@...r.kernel.org
Subject: [RFC 3/3] dt-bindings: net: dsa: document additional Microchip KSZ8863 family switches

Document additional Microchip KSZ8863 family switches.

Show how KSZ8863 switch should be configured as the host port is port 3.

Cc: devicetree@...r.kernel.org
Signed-off-by: Michael Grzeschik <m.grzeschik@...gutronix.de>
---
 .../devicetree/bindings/net/dsa/ksz.txt       | 44 +++++++++++++++++++
 1 file changed, 44 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/dsa/ksz.txt b/Documentation/devicetree/bindings/net/dsa/ksz.txt
index e7db7268fd0fd..4ac576e1cc34e 100644
--- a/Documentation/devicetree/bindings/net/dsa/ksz.txt
+++ b/Documentation/devicetree/bindings/net/dsa/ksz.txt
@@ -5,6 +5,8 @@ Required properties:
 
 - compatible: For external switch chips, compatible string must be exactly one
   of the following:
+  - "microchip,ksz8863"
+  - "microchip,ksz8873"
   - "microchip,ksz9477"
   - "microchip,ksz9897"
   - "microchip,ksz9896"
@@ -31,6 +33,48 @@ Ethernet switch connected via SPI to the host, CPU port wired to eth0:
 		};
 	};
 
+	mdio0: mdio-gpio {
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_mdio_1>;
+		compatible = "virtual,mdio-gpio";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		gpios = <&gpio1 31 0 &gpio1 22 0>;
+
+		ksz8863@3 {
+			compatible = "microchip,ksz8863";
+			interrupt-parrent = <&gpio3>;
+			interrupt = <30 IRQ_TYPE_LEVEL_HIGH>;
+			reg = <0>;
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				ports@0 {
+					reg = <0>;
+					label = "lan1";
+				};
+
+				ports@1 {
+					reg = <1>;
+					label = "lan2";
+				};
+
+				ports@2 {
+					reg = <2>;
+					label = "cpu";
+					ethernet = <&eth0>;
+
+					fixed-link {
+						speed = <100>;
+						full-duplex;
+					};
+				};
+			};
+		};
+	};
+
 	spi1: spi@...08000 {
 		pinctrl-0 = <&pinctrl_spi_ksz>;
 		cs-gpios = <&pioC 25 0>;
-- 
2.20.1