111 lines
2.6 KiB
YAML
111 lines
2.6 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/net/smsc,lan9115.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Smart Mixed-Signal Connectivity (SMSC) LAN911x/912x Controller
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maintainers:
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- Shawn Guo <shawnguo@kernel.org>
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allOf:
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- $ref: ethernet-controller.yaml#
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properties:
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compatible:
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oneOf:
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- const: smsc,lan9115
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- items:
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- enum:
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- smsc,lan89218
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- smsc,lan9117
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- smsc,lan9118
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- smsc,lan9220
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- smsc,lan9221
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- const: smsc,lan9115
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reg:
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maxItems: 1
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reg-shift: true
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reg-io-width:
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enum: [ 2, 4 ]
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default: 2
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interrupts:
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minItems: 1
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items:
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- description:
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LAN interrupt line
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- description:
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Optional PME (power management event) interrupt that is able to wake
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up the host system with a 50ms pulse on network activity
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clocks:
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maxItems: 1
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phy-mode: true
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smsc,irq-active-high:
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type: boolean
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description: Indicates the IRQ polarity is active-high
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smsc,irq-push-pull:
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type: boolean
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description: Indicates the IRQ type is push-pull
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smsc,force-internal-phy:
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type: boolean
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description: Forces SMSC LAN controller to use internal PHY
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smsc,force-external-phy:
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type: boolean
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description: Forces SMSC LAN controller to use external PHY
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smsc,save-mac-address:
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type: boolean
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description:
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Indicates that MAC address needs to be saved before resetting the
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controller
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reset-gpios:
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maxItems: 1
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description:
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A GPIO line connected to the RESET (active low) signal of the device.
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On many systems this is wired high so the device goes out of reset at
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power-on, but if it is under program control, this optional GPIO can
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wake up in response to it.
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vdd33a-supply:
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description: 3.3V analog power supply
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vddvario-supply:
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description: IO logic power supply
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required:
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- compatible
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- reg
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- interrupts
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# There are lots of bus-specific properties ("qcom,*", "samsung,*", "fsl,*",
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# "gpmc,*", ...) to be found, that actually depend on the compatible value of
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# the parent node.
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additionalProperties: true
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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ethernet@f4000000 {
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compatible = "smsc,lan9220", "smsc,lan9115";
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reg = <0xf4000000 0x2000000>;
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phy-mode = "mii";
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interrupt-parent = <&gpio1>;
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interrupts = <31>, <32>;
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reset-gpios = <&gpio1 30 GPIO_ACTIVE_LOW>;
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reg-io-width = <4>;
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smsc,irq-push-pull;
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};
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