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Date: Tue, 25 Oct 2022 15:52:40 +0200
From: Camel Guo <camel.guo@...s.com>
To: Andrew Lunn <andrew@...n.ch>, Camel Guo <camel.guo@...s.com>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Florian Fainelli <f.fainelli@...il.com>,
Jakub Kicinski <kuba@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Paolo Abeni <pabeni@...hat.com>,
Rob Herring <robh+dt@...nel.org>,
Russell King <linux@...linux.org.uk>,
Vivien Didelot <vivien.didelot@...il.com>,
Vladimir Oltean <olteanv@...il.com>
CC: <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<netdev@...r.kernel.org>, Rob Herring <robh@...nel.org>,
<kernel@...s.com>
Subject: [RFC net-next 1/2] dt-bindings: net: dsa: add bindings for GSW Series switches
Add documentation and an example for Maxlinear's GSW Series Ethernet
switches.
Signed-off-by: Camel Guo <camel.guo@...s.com>
---
.../devicetree/bindings/net/dsa/mxl,gsw.yaml | 140 ++++++++++++++++++
.../devicetree/bindings/vendor-prefixes.yaml | 2 +
MAINTAINERS | 6 +
3 files changed, 148 insertions(+)
create mode 100644 Documentation/devicetree/bindings/net/dsa/mxl,gsw.yaml
diff --git a/Documentation/devicetree/bindings/net/dsa/mxl,gsw.yaml b/Documentation/devicetree/bindings/net/dsa/mxl,gsw.yaml
new file mode 100644
index 000000000000..8e124b7ec58c
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/dsa/mxl,gsw.yaml
@@ -0,0 +1,140 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/dsa/mxl,gsw.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Maxlinear GSW Series Switch Device Tree Bindings
+
+allOf:
+ - $ref: dsa.yaml#
+
+maintainers:
+ - Camel Guo <camel.guo@...s.com>
+
+description:
+ The Maxlinear's GSW Series Ethernet Switch is a highly integrated, low-power,
+ non-blocking Gigabit Ethernet Switch.
+
+properties:
+ compatible:
+ oneOf:
+ - enum:
+ - mxl,gsw145-mdio
+
+ reg:
+ maxItems: 1
+
+ mdio:
+ type: object
+
+ description:
+ Container of ethernet phy devices on the MDIO bus of GSW switch
+
+ properties:
+ '#address-cells':
+ const: 1
+ '#size-cells':
+ const: 0
+
+ allOf:
+ - $ref: "http://devicetree.org/schemas/net/ethernet-phy.yaml#"
+
+required:
+ - compatible
+ - reg
+ - mdio
+
+additionalProperties: true
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ switch@0 {
+ compatible = "mxl,gsw145-mdio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x0>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ label = "lan0";
+ phy-mode = "internal";
+ phy-handle = <&phy0>;
+ };
+
+ port@1 {
+ reg = <1>;
+ label = "lan1";
+ phy-mode = "internal";
+ phy-handle = <&phy1>;
+ };
+
+ port@2 {
+ reg = <2>;
+ label = "lan2";
+ phy-mode = "internal";
+ phy-handle = <&phy2>;
+ status = "disabled";
+ };
+
+ port@3 {
+ reg = <3>;
+ label = "lan3";
+ phy-mode = "internal";
+ phy-handle = <&phy3>;
+ status = "disabled";
+ };
+
+ port@4 {
+ reg = <4>;
+ label = "lan4";
+ phy-mode = "sgmii";
+ status = "disabled";
+ };
+
+ port@5 {
+ reg = <5>;
+ label = "cpu";
+ ethernet = <ð0>;
+ phy-mode = "rgmii-id";
+
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ pause;
+ };
+ };
+ };
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ phy0: ethernet-phy@0 {
+ reg = <0>;
+ };
+
+ phy1: ethernet-phy@1 {
+ reg = <1>;
+ };
+
+ phy2: ethernet-phy@2 {
+ reg = <2>;
+ };
+
+ phy3: ethernet-phy@3 {
+ reg = <3>;
+ };
+ };
+ };
+ };
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
index 6e323a380294..1d209115692c 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
+++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
@@ -863,6 +863,8 @@ patternProperties:
deprecated: true
"^mxicy,.*":
description: Macronix International Co., Ltd.
+ "^mxl,.*":
+ description: MaxLinear, Inc.
"^myir,.*":
description: MYIR Tech Limited
"^national,.*":
diff --git a/MAINTAINERS b/MAINTAINERS
index 657b223ed6b0..df88faabdb53 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -12585,6 +12585,12 @@ L: netdev@...r.kernel.org
S: Supported
F: drivers/net/phy/mxl-gpy.c
+MAXLINEAR GSW1XX SERIES ETHERNET SWITCH DRIVER
+M: Camel Guo <camel.guo@...s.com>
+L: netdev@...r.kernel.org
+S: Maintained
+F: Documentation/devicetree/bindings/net/dsa/mxl,gsw.yaml
+
MCBA MICROCHIP CAN BUS ANALYZER TOOL DRIVER
R: Yasushi SHOJI <yashi@...cecubics.com>
L: linux-can@...r.kernel.org
--
2.30.2
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