linux/Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml
Biju Das 2c5502a4dc dt-bindings: usb: renesas,usb3-peri: Document RZ/V2MA bindings
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>
2023-01-25 15:47:03 +01:00

151 lines
3.6 KiB
YAML

# SPDX-License-Identifier: GPL-2.0-only
%YAML 1.2
---
$id: http://devicetree.org/schemas/usb/renesas,usb3-peri.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Renesas USB 3.0 Peripheral controller
maintainers:
- Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
properties:
compatible:
oneOf:
- items:
- enum:
- renesas,r8a774a1-usb3-peri # RZ/G2M
- renesas,r8a774b1-usb3-peri # RZ/G2N
- renesas,r8a774c0-usb3-peri # RZ/G2E
- renesas,r8a774e1-usb3-peri # RZ/G2H
- renesas,r8a7795-usb3-peri # R-Car H3
- renesas,r8a7796-usb3-peri # R-Car M3-W
- renesas,r8a77961-usb3-peri # R-Car M3-W+
- renesas,r8a77965-usb3-peri # R-Car M3-N
- renesas,r8a77990-usb3-peri # R-Car E3
- const: renesas,rcar-gen3-usb3-peri
- items:
- enum:
- renesas,r9a09g011-usb3-peri # RZ/V2M
- renesas,r9a09g055-usb3-peri # RZ/V2MA
- const: renesas,rzv2m-usb3-peri
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
minItems: 1
items:
- description: Main clock
- description: Register access clock
clock-names:
minItems: 1
items:
- const: axi
- const: reg
phys:
maxItems: 1
phy-names:
const: usb
power-domains:
maxItems: 1
resets:
maxItems: 1
usb-role-switch:
$ref: /schemas/types.yaml#/definitions/flag
description: Support role switch.
companion:
$ref: /schemas/types.yaml#/definitions/phandle
description: phandle of a companion.
ports:
$ref: /schemas/graph.yaml#/properties/ports
description: |
any connector to the data bus of this controller should be modelled
using the OF graph bindings specified, if the "usb-role-switch"
property is used.
properties:
port@0:
$ref: /schemas/graph.yaml#/properties/port
description: High Speed (HS) data bus.
port@1:
$ref: /schemas/graph.yaml#/properties/port
description: Super Speed (SS) data bus.
required:
- port@0
- port@1
required:
- compatible
- interrupts
- clocks
allOf:
- if:
properties:
compatible:
contains:
enum:
- renesas,rzv2m-usb3-peri
then:
properties:
clocks:
minItems: 2
clock-names:
minItems: 2
required:
- clock-names
- resets
else:
properties:
clocks:
maxItems: 1
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/r8a774c0-cpg-mssr.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/power/r8a774c0-sysc.h>
usb3_peri0: usb@ee020000 {
compatible = "renesas,r8a774c0-usb3-peri", "renesas,rcar-gen3-usb3-peri";
reg = <0xee020000 0x400>;
interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 328>;
companion = <&xhci0>;
usb-role-switch;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
usb3_hs_ep: endpoint {
remote-endpoint = <&hs_ep>;
};
};
port@1 {
reg = <1>;
usb3_role_switch: endpoint {
remote-endpoint = <&hd3ss3220_out_ep>;
};
};
};
};