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Document RZ/V2MA usb3-peri bindings. RZ/V2MA usb3-peri is identical to one found on the RZ/V2M SoC. No driver changes are required as generic compatible string "renesas,rzv2m-usb3-peri" will be used as a fallback. Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com> Acked-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20230121145853.4792-4-biju.das.jz@bp.renesas.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
150 lines
3.6 KiB
YAML
150 lines
3.6 KiB
YAML
# SPDX-License-Identifier: GPL-2.0-only
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/usb/renesas,usb3-peri.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Renesas USB 3.0 Peripheral controller
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maintainers:
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- Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
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properties:
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compatible:
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oneOf:
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- items:
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- enum:
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- renesas,r8a774a1-usb3-peri # RZ/G2M
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- renesas,r8a774b1-usb3-peri # RZ/G2N
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- renesas,r8a774c0-usb3-peri # RZ/G2E
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- renesas,r8a774e1-usb3-peri # RZ/G2H
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- renesas,r8a7795-usb3-peri # R-Car H3
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- renesas,r8a7796-usb3-peri # R-Car M3-W
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- renesas,r8a77961-usb3-peri # R-Car M3-W+
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- renesas,r8a77965-usb3-peri # R-Car M3-N
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- renesas,r8a77990-usb3-peri # R-Car E3
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- const: renesas,rcar-gen3-usb3-peri
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- items:
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- enum:
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- renesas,r9a09g011-usb3-peri # RZ/V2M
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- renesas,r9a09g055-usb3-peri # RZ/V2MA
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- const: renesas,rzv2m-usb3-peri
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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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clocks:
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minItems: 1
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items:
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- description: Main clock
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- description: Register access clock
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clock-names:
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minItems: 1
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items:
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- const: axi
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- const: reg
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phys:
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maxItems: 1
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phy-names:
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const: usb
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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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usb-role-switch:
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$ref: /schemas/types.yaml#/definitions/flag
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description: Support role switch.
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companion:
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$ref: /schemas/types.yaml#/definitions/phandle
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description: phandle of a companion.
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ports:
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$ref: /schemas/graph.yaml#/properties/ports
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description: |
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any connector to the data bus of this controller should be modelled
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using the OF graph bindings specified, if the "usb-role-switch"
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property is used.
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properties:
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port@0:
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$ref: /schemas/graph.yaml#/properties/port
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description: High Speed (HS) data bus.
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port@1:
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$ref: /schemas/graph.yaml#/properties/port
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description: Super Speed (SS) data bus.
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required:
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- port@0
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- port@1
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required:
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- compatible
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- interrupts
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- clocks
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allOf:
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- if:
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properties:
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compatible:
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contains:
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enum:
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- renesas,rzv2m-usb3-peri
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then:
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properties:
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clocks:
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minItems: 2
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clock-names:
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minItems: 2
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required:
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- clock-names
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- resets
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else:
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properties:
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clocks:
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maxItems: 1
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/clock/r8a774c0-cpg-mssr.h>
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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#include <dt-bindings/power/r8a774c0-sysc.h>
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usb3_peri0: usb@ee020000 {
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compatible = "renesas,r8a774c0-usb3-peri", "renesas,rcar-gen3-usb3-peri";
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reg = <0xee020000 0x400>;
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interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&cpg CPG_MOD 328>;
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companion = <&xhci0>;
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usb-role-switch;
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ports {
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#address-cells = <1>;
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#size-cells = <0>;
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port@0 {
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reg = <0>;
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usb3_hs_ep: endpoint {
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remote-endpoint = <&hs_ep>;
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};
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};
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port@1 {
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reg = <1>;
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usb3_role_switch: endpoint {
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remote-endpoint = <&hd3ss3220_out_ep>;
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};
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};
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};
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};
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