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Date: Wed, 21 Oct 2020 23:49:07 +0200 From: Łukasz Stelmach <l.stelmach@...sung.com> To: Andrew Lunn <andrew@...n.ch>, jim.cromie@...il.com, Heiner Kallweit <hkallweit1@...il.com>, "David S. Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, Rob Herring <robh+dt@...nel.org>, Kukjin Kim <kgene@...nel.org>, Krzysztof Kozlowski <krzk@...nel.org>, Russell King <linux@...linux.org.uk>, netdev@...r.kernel.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-samsung-soc@...r.kernel.org Cc: Bartłomiej Żolnierkiewicz <b.zolnierkie@...sung.com>, Marek Szyprowski <m.szyprowski@...sung.com>, Łukasz Stelmach <l.stelmach@...sung.com> Subject: [PATCH v3 2/5] dt-bindings: net: Add bindings for AX88796C SPI Ethernet Adapter Add bindings for AX88796C SPI Ethernet Adapter. Signed-off-by: Łukasz Stelmach <l.stelmach@...sung.com> --- .../bindings/net/asix,ax88796c.yaml | 69 +++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/asix,ax88796c.yaml diff --git a/Documentation/devicetree/bindings/net/asix,ax88796c.yaml b/Documentation/devicetree/bindings/net/asix,ax88796c.yaml new file mode 100644 index 000000000000..6c4c49fcad66 --- /dev/null +++ b/Documentation/devicetree/bindings/net/asix,ax88796c.yaml @@ -0,0 +1,69 @@ +# 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 + +maintainers: + - Łukasz Stelmach <l.stelmach@...sung.com> + +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 an SPI controller, + hence all mandatory properties described in + ../spi/spi-controller.yaml must be specified. + +allOf: + - $ref: ethernet-controller.yaml# + +properties: + compatible: + const: asix,ax88796c + + reg: + maxItems: 1 + + spi-max-frequency: + maximum: 40000000 + + interrupts: + 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 + +additionalProperties: false + +examples: + # Artik5 eval board + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/gpio.h> + ethernet@0 { + compatible = "asix,ax88796c"; + reg = <0x0>; + 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>; + reset-gpios = <&gpe0 2 GPIO_ACTIVE_LOW>; + }; -- 2.26.2
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