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5ff88144f5
The example of the EHCI binding generates a bunch of warnings now that the examples are validated too. Most notably, phy-names isn't used at all, and the node name should be USB. Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com> Signed-off-by: Rob Herring <robh@kernel.org>
95 lines
2.0 KiB
YAML
95 lines
2.0 KiB
YAML
# SPDX-License-Identifier: GPL-2.0
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/usb/generic-ehci.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: USB EHCI Controller Device Tree Bindings
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allOf:
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- $ref: "usb-hcd.yaml"
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maintainers:
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- Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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properties:
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compatible:
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contains:
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const: generic-ehci
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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resets:
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minItems: 1
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maxItems: 4
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clocks:
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minItems: 1
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maxItems: 4
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description: |
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In case the Renesas R-Car Gen3 SoCs:
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- if a host only channel: first clock should be host.
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- if a USB DRD channel: first clock should be host and second
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one should be peripheral
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big-endian:
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$ref: /schemas/types.yaml#/definitions/flag
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description:
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Set this flag for HCDs with big endian descriptors and big
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endian registers.
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big-endian-desc:
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$ref: /schemas/types.yaml#/definitions/flag
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description:
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Set this flag for HCDs with big endian descriptors.
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big-endian-regs:
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$ref: /schemas/types.yaml#/definitions/flag
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description:
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Set this flag for HCDs with big endian registers.
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has-transaction-translator:
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$ref: /schemas/types.yaml#/definitions/flag
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description:
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Set this flag if EHCI has a Transaction Translator built into
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the root hub.
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needs-reset-on-resume:
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$ref: /schemas/types.yaml#/definitions/flag
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description:
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Set this flag to force EHCI reset after resume.
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phys: true
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required:
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- compatible
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- reg
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- interrupts
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additionalProperties: false
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examples:
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- |
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usb@e0000300 {
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compatible = "ibm,usb-ehci-440epx", "generic-ehci";
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interrupt-parent = <&UIC0>;
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interrupts = <0x1a 4>;
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reg = <0 0xe0000300 90 0 0xe0000390 70>;
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big-endian;
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};
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- |
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ehci0: usb@1c14000 {
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compatible = "allwinner,sun4i-a10-ehci", "generic-ehci";
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reg = <0x01c14000 0x100>;
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interrupts = <39>;
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clocks = <&ahb_gates 1>;
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phys = <&usbphy 1>;
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};
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...
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