0001 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
0002 %YAML 1.2
0003 ---
0004 $id: http://devicetree.org/schemas/usb/ti,keystone-dwc3.yaml#
0005 $schema: http://devicetree.org/meta-schemas/core.yaml#
0006
0007 title: TI Keystone Soc USB Controller
0008
0009 maintainers:
0010 - Roger Quadros <rogerq@kernel.org>
0011
0012 properties:
0013 compatible:
0014 items:
0015 - enum:
0016 - ti,keystone-dwc3
0017 - ti,am654-dwc3
0018
0019 reg:
0020 maxItems: 1
0021
0022 '#address-cells':
0023 const: 1
0024
0025 '#size-cells':
0026 const: 1
0027
0028 ranges: true
0029
0030 interrupts:
0031 maxItems: 1
0032
0033 clocks:
0034 minItems: 1
0035 maxItems: 2
0036
0037 assigned-clocks:
0038 minItems: 1
0039 maxItems: 2
0040
0041 assigned-clock-parents:
0042 minItems: 1
0043 maxItems: 2
0044
0045 power-domains:
0046 maxItems: 1
0047 description: Should contain a phandle to a PM domain provider node
0048 and an args specifier containing the USB device id
0049 value. This property is as per the binding,
0050 Documentation/devicetree/bindings/soc/ti/sci-pm-domain.yaml
0051
0052 phys:
0053 maxItems: 1
0054 description:
0055 PHY specifier for the USB3.0 PHY. Some SoCs need the USB3.0 PHY
0056 to be turned on before the controller.
0057 Documentation/devicetree/bindings/phy/phy-bindings.txt
0058
0059 phy-names:
0060 items:
0061 - const: usb3-phy
0062
0063 dma-coherent: true
0064
0065 dma-ranges: true
0066
0067 patternProperties:
0068 "usb@[a-f0-9]+$":
0069 $ref: snps,dwc3.yaml#
0070
0071 required:
0072 - compatible
0073 - reg
0074 - "#address-cells"
0075 - "#size-cells"
0076 - ranges
0077 - interrupts
0078
0079 additionalProperties: false
0080
0081 examples:
0082 - |
0083 #include <dt-bindings/interrupt-controller/arm-gic.h>
0084
0085 dwc3@2680000 {
0086 compatible = "ti,keystone-dwc3";
0087 #address-cells = <1>;
0088 #size-cells = <1>;
0089 reg = <0x2680000 0x10000>;
0090 clocks = <&clkusb>;
0091 interrupts = <GIC_SPI 393 IRQ_TYPE_EDGE_RISING>;
0092 ranges;
0093
0094 usb@2690000 {
0095 compatible = "snps,dwc3";
0096 reg = <0x2690000 0x70000>;
0097 interrupts = <GIC_SPI 393 IRQ_TYPE_EDGE_RISING>;
0098 usb-phy = <&usb_phy>, <&usb_phy>;
0099 };
0100 };
