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+# 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
+ - const: renesas,rzv2m-usb3-peri
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ minItems: 1
+ items:
+ - description: Combined interrupt for DMA, SYS and ERR
+ - description: Dual Role Device (DRD)
+ - description: Battery Charging
+ - description: Global Purpose Input
+
+ interrupt-names:
+ minItems: 1
+ items:
+ - const: all_p
+ - const: drd
+ - const: bc
+ - const: gpi
+
+ clocks:
+ minItems: 1
+ items:
+ - description: Main clock
+ - description: Register access clock
+
+ clock-names:
+ minItems: 1
+ items:
+ - const: aclk
+ - const: reg
+
+ phys:
+ maxItems: 1
+
+ phy-names:
+ const: usb
+
+ power-domains:
+ maxItems: 1
+
+ resets:
+ minItems: 1
+ items:
+ - description: Peripheral reset
+ - description: DRD reset
+
+ reset-names:
+ items:
+ - const: aresetn_p
+ - const: drd_reset
+
+ 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
+ interrupts:
+ minItems: 4
+ interrupt-names:
+ minItems: 4
+ resets:
+ minItems: 2
+ required:
+ - clock-names
+ - interrupt-names
+ - resets
+ - reset-names
+ else:
+ properties:
+ clocks:
+ maxItems: 1
+ interrupts:
+ maxItems: 1
+ resets:
+ 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>;
+ };
+ };
+ };
+ };