1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/usb/ti,keys 4 $id: http://devicetree.org/schemas/usb/ti,keystone-dwc3.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: TI Keystone Soc USB Controller 7 title: TI Keystone Soc USB Controller
8 8
9 maintainers: 9 maintainers:
10 - Roger Quadros <rogerq@kernel.org> !! 10 - Roger Quadros <rogerq@ti.com>
11 11
12 properties: 12 properties:
13 compatible: 13 compatible:
14 items: !! 14 oneOf:
15 - enum: !! 15 - const: "ti,keystone-dwc3"
16 - ti,keystone-dwc3 !! 16 - const: "ti,am654-dwc3"
17 - ti,am654-dwc3 <<
18 17
19 reg: 18 reg:
20 maxItems: 1 19 maxItems: 1
21 !! 20 description: Address and length of the register set for the USB subsystem on
22 '#address-cells': !! 21 the SOC.
23 const: 1 <<
24 <<
25 '#size-cells': <<
26 const: 1 <<
27 <<
28 ranges: true <<
29 22
30 interrupts: 23 interrupts:
31 maxItems: 1 24 maxItems: 1
>> 25 description: The irq number of this device that is used to interrupt the MPU.
>> 26
32 27
33 clocks: 28 clocks:
34 minItems: 1 !! 29 description: Clock ID for USB functional clock.
35 maxItems: 2 <<
36 30
37 power-domains: 31 power-domains:
38 maxItems: 1 <<
39 description: Should contain a phandle to a 32 description: Should contain a phandle to a PM domain provider node
40 and an args specifier containing the USB 33 and an args specifier containing the USB device id
41 value. This property is as per the bindi 34 value. This property is as per the binding,
42 Documentation/devicetree/bindings/soc/ti !! 35 Documentation/devicetree/bindings/soc/ti/sci-pm-domain.txt
43 36
44 phys: 37 phys:
45 maxItems: 1 <<
46 description: 38 description:
47 PHY specifier for the USB3.0 PHY. Some S 39 PHY specifier for the USB3.0 PHY. Some SoCs need the USB3.0 PHY
48 to be turned on before the controller. 40 to be turned on before the controller.
49 Documentation/devicetree/bindings/phy/ph 41 Documentation/devicetree/bindings/phy/phy-bindings.txt
50 42
51 phy-names: 43 phy-names:
52 items: 44 items:
53 - const: usb3-phy !! 45 - const: "usb3-phy"
54 <<
55 dma-coherent: true <<
56 46
57 dma-ranges: true !! 47 dwc3:
58 !! 48 description: This is the node representing the DWC3 controller instance
59 patternProperties: !! 49 Documentation/devicetree/bindings/usb/dwc3.txt
60 "usb@[a-f0-9]+$": <<
61 $ref: snps,dwc3.yaml# <<
62 50
63 required: 51 required:
64 - compatible 52 - compatible
65 - reg 53 - reg
66 - "#address-cells" <<
67 - "#size-cells" <<
68 - ranges <<
69 - interrupts 54 - interrupts
70 !! 55 - clocks
71 additionalProperties: false <<
72 56
73 examples: 57 examples:
74 - | 58 - |
75 #include <dt-bindings/interrupt-controller 59 #include <dt-bindings/interrupt-controller/arm-gic.h>
76 60
77 dwc3@2680000 { !! 61 usb: usb@2680000 {
78 compatible = "ti,keystone-dwc3"; 62 compatible = "ti,keystone-dwc3";
79 #address-cells = <1>; 63 #address-cells = <1>;
80 #size-cells = <1>; 64 #size-cells = <1>;
81 reg = <0x2680000 0x10000>; 65 reg = <0x2680000 0x10000>;
82 clocks = <&clkusb>; 66 clocks = <&clkusb>;
>> 67 clock-names = "usb";
83 interrupts = <GIC_SPI 393 IRQ_TYPE_EDGE_ 68 interrupts = <GIC_SPI 393 IRQ_TYPE_EDGE_RISING>;
84 ranges; 69 ranges;
85 70
86 usb@2690000 { !! 71 dwc3@2690000 {
87 compatible = "snps,dwc3"; !! 72 compatible = "synopsys,dwc3";
88 reg = <0x2690000 0x70000>; 73 reg = <0x2690000 0x70000>;
89 interrupts = <GIC_SPI 393 IRQ_TYPE_EDG 74 interrupts = <GIC_SPI 393 IRQ_TYPE_EDGE_RISING>;
90 usb-phy = <&usb_phy>, <&usb_phy>; 75 usb-phy = <&usb_phy>, <&usb_phy>;
91 }; 76 };
92 }; 77 };
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