mirror of https://gitee.com/openkylin/linux.git
50 lines
1.2 KiB
Plaintext
50 lines
1.2 KiB
Plaintext
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>;
|
|
};
|