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[1] https://git.kernel.org/pub/scm/linux/kernel/git/devicetree/devicetree-rebasing.git/ Tested-by: Heiko Stuebner <heiko@sntech.de> # rk3588-rock5b, rk3588-jaguar, # rk3588-tiger (pending patch)
70 lines
1.4 KiB
YAML
70 lines
1.4 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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$id: http://devicetree.org/schemas/usb/ti,usb8020b.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: TI USB8020B USB 3.0 hub controller
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maintainers:
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- Macpaul Lin <macpaul.lin@mediatek.com>
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allOf:
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- $ref: usb-device.yaml#
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properties:
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compatible:
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enum:
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- usb451,8025
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- usb451,8027
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reg: true
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reset-gpios:
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items:
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- description: GPIO specifier for GRST# pin.
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vdd-supply:
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description:
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VDD power supply to the hub
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peer-hub:
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$ref: /schemas/types.yaml#/definitions/phandle
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description:
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phandle to the peer hub on the controller.
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required:
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- compatible
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- reg
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- peer-hub
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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usb {
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dr_mode = "host";
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#address-cells = <1>;
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#size-cells = <0>;
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/* 2.0 hub on port 1 */
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hub_2_0: hub@1 {
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compatible = "usb451,8027";
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reg = <1>;
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peer-hub = <&hub_3_0>;
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reset-gpios = <&pio 7 GPIO_ACTIVE_HIGH>;
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vdd-supply = <&usb_hub_fixed_3v3>;
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};
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/* 3.0 hub on port 2 */
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hub_3_0: hub@2 {
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compatible = "usb451,8025";
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reg = <2>;
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peer-hub = <&hub_2_0>;
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reset-gpios = <&pio 7 GPIO_ACTIVE_HIGH>;
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vdd-supply = <&usb_hub_fixed_3v3>;
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};
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};
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