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| author | Rob Herring (Arm) <robh@kernel.org> | 2026-01-05 19:24:16 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2026-01-07 18:14:06 +0300 |
| commit | f6d7aa617f11b92d762a52dea63fa59c9de7e79a (patch) | |
| tree | fe076cdd20f5d992543aa593790fe27367b45b8d | |
| parent | 6708b117cc49d9d1615c3b1e2ac3611a11b511c5 (diff) | |
| download | linux-f6d7aa617f11b92d762a52dea63fa59c9de7e79a.tar.xz | |
dt-bindings: usb: Add Socionext Uniphier DWC3 controller
The Socionext Uniphier DWC3 controller binding is already in use, but
undocumented. It's a straight-forward binding similar to other DWC3
bindings.
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Link: https://patch.msgid.link/20260105162418.2842825-1-robh@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | Documentation/devicetree/bindings/usb/socionext,uniphier-dwc3.yaml | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/socionext,uniphier-dwc3.yaml b/Documentation/devicetree/bindings/usb/socionext,uniphier-dwc3.yaml new file mode 100644 index 000000000000..2b253339c199 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/socionext,uniphier-dwc3.yaml @@ -0,0 +1,89 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/usb/socionext,uniphier-dwc3.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Socionext Uniphier SuperSpeed DWC3 USB SoC controller + +maintainers: + - Kunihiko Hayashi <hayashi.kunihiko@socionext.com> + - Masami Hiramatsu <mhiramat@kernel.org> + +select: + properties: + compatible: + contains: + const: socionext,uniphier-dwc3 + required: + - compatible + +properties: + compatible: + items: + - const: socionext,uniphier-dwc3 + - const: snps,dwc3 + + reg: + maxItems: 1 + + interrupts: + minItems: 1 + items: + - description: Host or single combined interrupt + - description: Peripheral interrupt + + interrupt-names: + minItems: 1 + items: + - enum: + - dwc_usb3 + - host + - const: peripheral + + clocks: + maxItems: 3 + + clock-names: + items: + - const: ref + - const: bus_early + - const: suspend + + phys: + description: 1 to 4 HighSpeed PHYs followed by 1 or 2 SuperSpeed PHYs + minItems: 1 + maxItems: 6 + + resets: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - phys + +unevaluatedProperties: false + +allOf: + - $ref: snps,dwc3.yaml# + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + + usb@65a00000 { + compatible = "socionext,uniphier-dwc3", "snps,dwc3"; + reg = <0x65a00000 0xcd00>; + interrupt-names = "dwc_usb3"; + interrupts = <GIC_SPI 134 IRQ_TYPE_LEVEL_HIGH>; + clock-names = "ref", "bus_early", "suspend"; + clocks = <&sys_clk 12>, <&sys_clk 12>, <&sys_clk 12>; + resets = <&usb0_rst 15>; + phys = <&usb0_hsphy0>, <&usb0_hsphy1>, + <&usb0_ssphy0>, <&usb0_ssphy1>; + dr_mode = "host"; + }; |