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Diffstat (limited to 'Documentation/devicetree/bindings/usb/ti,keystone-dwc3.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/usb/ti,keystone-dwc3.yaml | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/ti,keystone-dwc3.yaml b/Documentation/devicetree/bindings/usb/ti,keystone-dwc3.yaml new file mode 100644 index 000000000000..f127535feb0b --- /dev/null +++ b/Documentation/devicetree/bindings/usb/ti,keystone-dwc3.yaml @@ -0,0 +1,77 @@ +# 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>; + }; + }; |