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Document the Renesas RZ/G3E USB3.2 Gen2 Host Controller (a.k.a USB3HOST).
The USB3HOST is compliant with the Universal Serial Bus 3.2 Specification
Revision 1.0.
- Supports 1 downstream USB receptacles
- Number of SSP Gen2 or SS ports: 1
- Number of HS or FS or LS ports: 1
- Supports Super Speed Plus Gen2x1 (10 Gbps), Super Speed (5 Gbps),
High Speed (480 Mbps), Full Speed (12Mbps), and Low Speed (1.5 Mbps).
- Supports all transfer-types: Control, Bulk, Interrupt, Isochronous, and
these split-transactions.
- Supports Power Control and Over Current Detection.
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Link: https://lore.kernel.org/r/20250916150255.4231-4-biju.das.jz@bp.renesas.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
88 lines
1.9 KiB
YAML
88 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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$id: http://devicetree.org/schemas/usb/renesas,rzg3e-xhci.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Renesas RZ/G3E USB 3.2 Gen2 Host controller
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maintainers:
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- Biju Das <biju.das.jz@bp.renesas.com>
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properties:
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compatible:
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const: renesas,r9a09g047-xhci
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reg:
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maxItems: 1
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interrupts:
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items:
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- description: Logical OR of all interrupt signals.
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- description: System management interrupt
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- description: Host system error interrupt
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- description: Power management event interrupt
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- description: xHC interrupt
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interrupt-names:
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items:
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- const: all
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- const: smi
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- const: hse
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- const: pme
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- const: xhc
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clocks:
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maxItems: 1
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phys:
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maxItems: 2
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phy-names:
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items:
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- const: usb2-phy
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- const: usb3-phy
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power-domains:
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maxItems: 1
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resets:
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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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- interrupts
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- interrupt-names
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- clocks
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- power-domains
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- resets
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- phys
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- phy-names
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allOf:
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- $ref: usb-xhci.yaml
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/clock/renesas,r9a09g047-cpg.h>
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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usb@15850000 {
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compatible = "renesas,r9a09g047-xhci";
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reg = <0x15850000 0x10000>;
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interrupts = <GIC_SPI 759 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 758 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 757 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 756 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 755 IRQ_TYPE_LEVEL_HIGH>;
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interrupt-names = "all", "smi", "hse", "pme", "xhc";
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clocks = <&cpg CPG_MOD 0xaf>;
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power-domains = <&cpg>;
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resets = <&cpg 0xaa>;
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phys = <&usb3_phy>, <&usb3_phy>;
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phy-names = "usb2-phy", "usb3-phy";
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};
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