53 lines
1.1 KiB
YAML
53 lines
1.1 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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# Copyright (c) 2020 Facebook Inc.
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/usb/aspeed,ast2600-udc.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: ASPEED USB 2.0 Device Controller
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maintainers:
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- Neal Liu <neal_liu@aspeedtech.com>
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description: |+
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The ASPEED USB 2.0 Device Controller implements 1 control endpoint and
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4 generic endpoints for AST260x.
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Supports independent DMA channel for each generic endpoint.
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Supports 32/256 stages descriptor mode for all generic endpoints.
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properties:
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compatible:
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enum:
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- aspeed,ast2600-udc
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reg:
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maxItems: 1
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clocks:
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maxItems: 1
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interrupts:
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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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- clocks
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- interrupts
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/clock/aspeed-clock.h>
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udc: usb@1e6a2000 {
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compatible = "aspeed,ast2600-udc";
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reg = <0x1e6a2000 0x300>;
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interrupts = <9>;
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clocks = <&syscon ASPEED_CLK_GATE_USBPORT2CLK>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usb2bd_default>;
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};
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