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- Atmel SOC USB controllers
- OHCI
- Required properties:
- - compatible: Should be "atmel,at91rm9200-ohci" for USB controllers
- used in host mode.
- - num-ports: Number of ports.
- - atmel,vbus-gpio: If present, specifies a gpio that needs to be
- activated for the bus to be powered.
- - atmel,oc-gpio: If present, specifies a gpio that needs to be
- activated for the overcurrent detection.
- usb0: ohci@00500000 {
- compatible = "atmel,at91rm9200-ohci", "usb-ohci";
- reg = <0x00500000 0x100000>;
- interrupts = <20 4>;
- num-ports = <2>;
- };
- EHCI
- Required properties:
- - compatible: Should be "atmel,at91sam9g45-ehci" for USB controllers
- used in host mode.
- usb1: ehci@00800000 {
- compatible = "atmel,at91sam9g45-ehci", "usb-ehci";
- reg = <0x00800000 0x100000>;
- interrupts = <22 4>;
- };
- AT91 USB device controller
- Required properties:
- - compatible: Should be "atmel,at91rm9200-udc"
- - reg: Address and length of the register set for the device
- - interrupts: Should contain macb interrupt
- Optional properties:
- - atmel,vbus-gpio: If present, specifies a gpio that needs to be
- activated for the bus to be powered.
- usb1: gadget@fffa4000 {
- compatible = "atmel,at91rm9200-udc";
- reg = <0xfffa4000 0x4000>;
- interrupts = <10 4>;
- atmel,vbus-gpio = <&pioC 5 0>;
- };
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