Add bindings for AX88796C SPI Ethernet Adapter. Signed-off-by: Łukasz Stelmach <l.stelmach@xxxxxxxxxxx> --- .../bindings/net/asix,ax88796c-spi.yaml | 76 +++++++++++++++++++ .../devicetree/bindings/vendor-prefixes.yaml | 2 + 2 files changed, 78 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/asix,ax88796c-spi.yaml diff --git a/Documentation/devicetree/bindings/net/asix,ax88796c-spi.yaml b/Documentation/devicetree/bindings/net/asix,ax88796c-spi.yaml new file mode 100644 index 000000000000..50a488d59dbf --- /dev/null +++ b/Documentation/devicetree/bindings/net/asix,ax88796c-spi.yaml @@ -0,0 +1,76 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/asix,ax88796c-spi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ASIX AX88796C SPI Ethernet Adapter + +allOf: + - $ref: ethernet-controller.yaml# + +description: | + ASIX AX88796C is an Ethernet controller with a built in PHY. This + describes SPI mode of the chip. + + The node for this driver must be a child node of a SPI controller, hence + all mandatory properties described in ../spi/spi-bus.txt must be specified. + +maintainers: + - Łukasz Stelmach <l.stelmach@xxxxxxxxxxx> + +properties: + compatible: + const: asix,ax99796c-spi + + reg: + description: + SPI device address. + maxItems: 1 + + spi-max-frequency: + maximum: 40000000 + + interrupts: + description: + GPIO interrupt to which the chip is connected. + maxItems: 1 + + interrupt-parrent: + description: + A phandle of an interrupt controller. + maxItems: 1 + + reset-gpios: + description: + A GPIO line handling reset of the chip. As the line is active low, + it should be marked GPIO_ACTIVE_LOW. + maxItems: 1 + + local-mac-address: true + + mac-address: true + +required: + - compatible + - reg + - spi-max-frequency + - interrupts + - interrupt-parrent + - reset-gpios + +examples: + # Artik5 eval board + - | + ax88796c@0 { + compatible = "asix,ax88796c"; + local-mac-address = [00 00 00 00 00 00]; /* Filled in by a bootloader */ + interrupt-parent = <&gpx2>; + interrupts = <0 IRQ_TYPE_LEVEL_LOW>; + spi-max-frequency = <40000000>; + reg = <0x0>; + reset-gpios = <&gpe0 2 GPIO_ACTIVE_LOW>; + controller-data { + samsung,spi-feedback-delay = <2>; + }; + }; diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml index 2baee2c817c1..5ce5c4a43735 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml @@ -117,6 +117,8 @@ patternProperties: description: Asahi Kasei Corp. "^asc,.*": description: All Sensors Corporation + "^asix,.*": + description: ASIX Electronics Corporation "^aspeed,.*": description: ASPEED Technology Inc. "^asus,.*": -- 2.26.2
