| # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/usb/ti,keystone-dwc3.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: TI Keystone Soc USB Controller |
| |
| maintainers: |
| - Roger Quadros <rogerq@ti.com> |
| |
| properties: |
| compatible: |
| oneOf: |
| - const: "ti,keystone-dwc3" |
| - const: "ti,am654-dwc3" |
| |
| reg: |
| maxItems: 1 |
| description: Address and length of the register set for the USB subsystem on |
| the SOC. |
| |
| interrupts: |
| maxItems: 1 |
| description: The irq number of this device that is used to interrupt the MPU. |
| |
| |
| clocks: |
| description: Clock ID for USB functional clock. |
| |
| power-domains: |
| description: Should contain a phandle to a PM domain provider node |
| and an args specifier containing the USB device id |
| value. This property is as per the binding, |
| Documentation/devicetree/bindings/soc/ti/sci-pm-domain.txt |
| |
| phys: |
| description: |
| PHY specifier for the USB3.0 PHY. Some SoCs need the USB3.0 PHY |
| to be turned on before the controller. |
| Documentation/devicetree/bindings/phy/phy-bindings.txt |
| |
| phy-names: |
| items: |
| - const: "usb3-phy" |
| |
| dwc3: |
| description: This is the node representing the DWC3 controller instance |
| Documentation/devicetree/bindings/usb/dwc3.txt |
| |
| required: |
| - compatible |
| - reg |
| - interrupts |
| - clocks |
| |
| examples: |
| - | |
| #include <dt-bindings/interrupt-controller/arm-gic.h> |
| |
| usb: usb@2680000 { |
| compatible = "ti,keystone-dwc3"; |
| #address-cells = <1>; |
| #size-cells = <1>; |
| reg = <0x2680000 0x10000>; |
| clocks = <&clkusb>; |
| clock-names = "usb"; |
| interrupts = <GIC_SPI 393 IRQ_TYPE_EDGE_RISING>; |
| ranges; |
| |
| dwc3@2690000 { |
| compatible = "synopsys,dwc3"; |
| reg = <0x2690000 0x70000>; |
| interrupts = <GIC_SPI 393 IRQ_TYPE_EDGE_RISING>; |
| usb-phy = <&usb_phy>, <&usb_phy>; |
| }; |
| }; |