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Subject[PATCH RFC V2 2/4] dt-bindings: net: add Vertexcom MSE102x support
Date
Add devicetree binding for the Vertexcom MSE102x Homeplug GreenPHY chip
as SPI device.

Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
.../devicetree/bindings/net/vertexcom-mse102x.yaml | 71 ++++++++++++++++++++++
1 file changed, 71 insertions(+)
create mode 100644 Documentation/devicetree/bindings/net/vertexcom-mse102x.yaml

diff --git a/Documentation/devicetree/bindings/net/vertexcom-mse102x.yaml b/Documentation/devicetree/bindings/net/vertexcom-mse102x.yaml
new file mode 100644
index 0000000..8156a9a
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/vertexcom-mse102x.yaml
@@ -0,0 +1,71 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/net/vertexcom-mse102x.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: The Vertexcom MSE102x (SPI) Device Tree Bindings
+
+maintainers:
+ - Stefan Wahren <stefan.wahren@in-tech.com>
+
+description:
+ Vertexcom's MSE102x are a family of HomePlug GreenPHY chips.
+ They can be connected either via RGMII, RMII or SPI to a host CPU.
+
+ In order to use a MSE102x chip as SPI device, it must be defined as
+ a child of an SPI master device in the device tree.
+
+ More information can be found at
+ http://www.vertexcom.com/doc/MSE1022%20Product%20Brief.pdf
+
+allOf:
+ - $ref: ethernet-controller.yaml#
+
+properties:
+ compatible:
+ enum:
+ - vertexcom,mse1021
+ - vertexcom,mse1022
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ spi-cpha: true
+
+ spi-cpol: true
+
+ spi-max-frequency:
+ minimum: 6000000
+ maximum: 7142857
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - spi-cpha
+ - spi-cpol
+ - spi-max-frequency
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ spi0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ethernet@0 {
+ compatible = "vertexcom,mse1021";
+ reg = <0>;
+ interrupt-parent = <&gpio>;
+ interrupts = <23 IRQ_TYPE_EDGE_RISING>;
+ spi-cpha;
+ spi-cpol;
+ spi-max-frequency = <7142857>;
+ };
+ };
--
2.7.4
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