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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml | |
parent | Initial commit. (diff) | |
download | linux-upstream/5.10.209.tar.xz linux-upstream/5.10.209.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml b/Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml new file mode 100644 index 000000000..929a3f413 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml @@ -0,0 +1,112 @@ +# 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: + 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 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + 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: + 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. + type: object + properties: + port@0: + type: object + description: High Speed (HS) data bus. + + port@1: + type: object + description: Super Speed (SS) data bus. + + required: + - port@0 + - port@1 + +required: + - compatible + - interrupts + - clocks + +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>; + }; + }; + }; + }; |