Re: [PATCH net-next 1/8] dt-bindings: net: dsa: dt bindings for microchip lan937x
From: Rob Herring <robh@kernel.org>
Date: 2021-02-09 22:21:49
Also in:
linux-devicetree, lkml
On Thu, Jan 28, 2021 at 12:11:05PM +0530, Prasanna Vengateshan wrote:
quoted hunk ↗ jump to hunk
Documentation in .yaml format and updates to the MAINTAINERS Also 'make dt_binding_check' is passed Signed-off-by: Prasanna Vengateshan <redacted> --- .../bindings/net/dsa/microchip,lan937x.yaml | 115 ++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 116 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/dsa/microchip,lan937x.yamldiff --git a/Documentation/devicetree/bindings/net/dsa/microchip,lan937x.yaml b/Documentation/devicetree/bindings/net/dsa/microchip,lan937x.yaml new file mode 100644 index 000000000000..8531ca603f13 --- /dev/null +++ b/Documentation/devicetree/bindings/net/dsa/microchip,lan937x.yaml@@ -0,0 +1,115 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/dsa/microchip,lan937x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: LAN937x Ethernet Switch Series Tree Bindings + +maintainers: + - woojung.huh@microchip.com + - prasanna.vengateshan@microchip.com + +allOf: + - $ref: dsa.yaml# + +properties: + compatible: + enum: + - microchip,lan9370 + - microchip,lan9371 + - microchip,lan9372 + - microchip,lan9373 + - microchip,lan9374 + + reg: + maxItems: 1 + + spi-max-frequency: + maximum: 50000000 + + reset-gpios: + description: Optional gpio specifier for a reset line + maxItems: 1 + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + + //Ethernet switch connected via spi to the host, CPU port wired to eth1 + eth1 {
ethernet {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ };
+ };
+
+ spi1 {
spi {
+ #address-cells = <1>; + #size-cells = <0>;
+ pinctrl-0 = <&pinctrl_spi_ksz>; + cs-gpios = <0>, <0>, <0>, <&pioC 28 0>; + id = <1>;
These 3 are relevant to the example, drop
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+ + lan9374: switch@0 { + compatible = "microchip,lan9374"; + reg = <0>; + + spi-max-frequency = <44000000>; + + ethernet-ports { + #address-cells = <1>; + #size-cells = <0>; + port@0 { + reg = <0>; + label = "lan1"; + }; + port@1 { + reg = <1>; + label = "lan2"; + }; + port@2 { + reg = <7>; + label = "lan3"; + }; + port@3 { + reg = <2>; + label = "lan4"; + }; + port@4 { + reg = <6>; + label = "lan5"; + }; + port@5 { + reg = <3>; + label = "lan6"; + }; + port@6 { + reg = <4>; + label = "cpu"; + ethernet = <ð1>; + fixed-link { + speed = <1000>; + full-duplex; + }; + }; + port@7 { + reg = <5>; + label = "lan7"; + fixed-link { + speed = <1000>; + full-duplex; + }; + }; + }; + }; + };diff --git a/MAINTAINERS b/MAINTAINERS index 650deb973913..455670f37231 100644 --- a/MAINTAINERS +++ b/MAINTAINERS@@ -11688,6 +11688,7 @@ M: UNGLinuxDriver@microchip.com L: netdev@vger.kernel.org S: Maintained F: Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml +F: Documentation/devicetree/bindings/net/dsa/microchip,lan937x.yaml F: drivers/net/dsa/microchip/* F: include/linux/platform_data/microchip-ksz.h F: net/dsa/tag_ksz.c-- 2.25.1