mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
synced 2025-08-31 14:13:39 +00:00
233840bbdf
Extend support to Microchip hubs USB2512 & USB2513 which are identical to USB2514 but offer less downstream ports (i.e. respectively 2 and 3 ports). Signed-off-by: Catalin Popescu <catalin.popescu@leica-geosystems.com> Acked-by: Conor Dooley <conor.dooley@microchip.com> Link: https://lore.kernel.org/r/20250213094338.1611389-2-catalin.popescu@leica-geosystems.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
91 lines
1.9 KiB
YAML
91 lines
1.9 KiB
YAML
# 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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$id: http://devicetree.org/schemas/usb/microchip,usb2514.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Microchip USB2514 Hub Controller
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maintainers:
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- Fabio Estevam <festevam@gmail.com>
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properties:
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compatible:
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oneOf:
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- enum:
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- usb424,2412
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- usb424,2417
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- usb424,2514
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- usb424,2517
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- items:
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- enum:
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- usb424,2512
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- usb424,2513
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- const: usb424,2514
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reg: true
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reset-gpios:
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description: GPIO connected to the RESET_N pin.
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vdd-supply:
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description: 3.3V power supply.
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vdda-supply:
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description: 3.3V analog power supply.
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clocks:
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description: External 24MHz clock connected to the CLKIN pin.
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maxItems: 1
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required:
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- compatible
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- reg
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patternProperties:
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"^.*@[0-9a-f]{1,2}$":
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description: The hard wired USB devices
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type: object
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$ref: /schemas/usb/usb-device.yaml
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additionalProperties: true
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allOf:
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- $ref: usb-device.yaml#
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- if:
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not:
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properties:
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compatible:
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contains:
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const: usb424,2514
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then:
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properties:
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vdda-supply: false
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/clock/imx6qdl-clock.h>
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#include <dt-bindings/gpio/gpio.h>
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usb {
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#address-cells = <1>;
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#size-cells = <0>;
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usb-hub@1 {
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compatible = "usb424,2514";
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reg = <1>;
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clocks = <&clks IMX6QDL_CLK_CKO>;
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reset-gpios = <&gpio7 12 GPIO_ACTIVE_LOW>;
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vdd-supply = <®_3v3_hub>;
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vdda-supply = <®_3v3a_hub>;
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#address-cells = <1>;
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#size-cells = <0>;
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ethernet@1 {
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compatible = "usbb95,772b";
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reg = <1>;
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};
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};
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};
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