mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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fc259b024c
Parade PS5511 is USB hub with 4 USB 3.2 compliant 5Gbps downstream(DS) ports, and 1 extra USB 2.0 downstream port. The hub has one reset pin control and two power supplies (3V3 and 1V1). Signed-off-by: Pin-yen Lin <treapking@chromium.org> Reviewed-by: "Rob Herring (Arm)" <robh@kernel.org> Link: https://lore.kernel.org/r/20250422082957.2058229-3-treapking@chromium.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
109 lines
2.2 KiB
YAML
109 lines
2.2 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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$id: http://devicetree.org/schemas/usb/parade,ps5511.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Parade PS5511 4+1 Port USB 3.2 Gen 1 Hub Controller
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maintainers:
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- Pin-yen Lin <treapking@chromium.org>
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properties:
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compatible:
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enum:
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- usb1da0,5511
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- usb1da0,55a1
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reset-gpios:
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items:
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- description: GPIO specifier for RESETB pin.
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vddd11-supply:
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description:
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1V1 power supply to the hub
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vdd33-supply:
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description:
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3V3 power supply to the hub
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peer-hub: true
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ports:
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$ref: /schemas/graph.yaml#/properties/ports
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patternProperties:
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'^port@':
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$ref: /schemas/graph.yaml#/properties/port
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properties:
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reg:
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minimum: 1
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maximum: 5
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additionalProperties:
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properties:
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reg:
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minimum: 1
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maximum: 5
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required:
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- peer-hub
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allOf:
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- $ref: usb-hub.yaml#
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- if:
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not:
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properties:
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compatible:
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enum:
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- usb1da0,55a1
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then:
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properties:
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ports:
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properties:
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port@5: false
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patternProperties:
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'^.*@5$': false
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examples:
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- |
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usb {
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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 = "usb1da0,55a1";
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reg = <1>;
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peer-hub = <&hub_3_0>;
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#address-cells = <1>;
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#size-cells = <0>;
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/* USB 2.0 device on port 5 */
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device@5 {
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reg = <5>;
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compatible = "usb123,4567";
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};
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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 = "usb1da0,5511";
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reg = <2>;
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peer-hub = <&hub_2_0>;
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ports {
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#address-cells = <1>;
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#size-cells = <0>;
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/* Type-A connector on port 3 */
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port@3 {
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reg = <3>;
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endpoint {
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remote-endpoint = <&usb_a0_ss>;
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};
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};
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};
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};
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};
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