linux/Documentation/devicetree/bindings/usb/atmel-usb.txt
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   1Atmel SOC USB controllers
   2
   3OHCI
   4
   5Required properties:
   6 - compatible: Should be "atmel,at91rm9200-ohci" for USB controllers
   7   used in host mode.
   8 - num-ports: Number of ports.
   9 - atmel,vbus-gpio: If present, specifies a gpio that needs to be
  10   activated for the bus to be powered.
  11 - atmel,oc-gpio: If present, specifies a gpio that needs to be
  12   activated for the overcurrent detection.
  13
  14usb0: ohci@00500000 {
  15        compatible = "atmel,at91rm9200-ohci", "usb-ohci";
  16        reg = <0x00500000 0x100000>;
  17        interrupts = <20 4>;
  18        num-ports = <2>;
  19};
  20
  21EHCI
  22
  23Required properties:
  24 - compatible: Should be "atmel,at91sam9g45-ehci" for USB controllers
  25   used in host mode.
  26
  27usb1: ehci@00800000 {
  28        compatible = "atmel,at91sam9g45-ehci", "usb-ehci";
  29        reg = <0x00800000 0x100000>;
  30        interrupts = <22 4>;
  31};
  32
  33AT91 USB device controller
  34
  35Required properties:
  36 - compatible: Should be "atmel,at91rm9200-udc"
  37 - reg: Address and length of the register set for the device
  38 - interrupts: Should contain macb interrupt
  39
  40Optional properties:
  41 - atmel,vbus-gpio: If present, specifies a gpio that needs to be
  42   activated for the bus to be powered.
  43
  44usb1: gadget@fffa4000 {
  45        compatible = "atmel,at91rm9200-udc";
  46        reg = <0xfffa4000 0x4000>;
  47        interrupts = <10 4>;
  48        atmel,vbus-gpio = <&pioC 5 0>;
  49};
  50
  51Atmel High-Speed USB device controller
  52
  53Required properties:
  54 - compatible: Should be "atmel,at91sam9rl-udc"
  55 - reg: Address and length of the register set for the device
  56 - interrupts: Should contain usba interrupt
  57 - ep childnode: To specify the number of endpoints and their properties.
  58
  59Optional properties:
  60 - atmel,vbus-gpio: If present, specifies a gpio that needs to be
  61   activated for the bus to be powered.
  62
  63Required child node properties:
  64 - name: Name of the endpoint.
  65 - reg: Num of the endpoint.
  66 - atmel,fifo-size: Size of the fifo.
  67 - atmel,nb-banks: Number of banks.
  68 - atmel,can-dma: Boolean to specify if the endpoint support DMA.
  69 - atmel,can-isoc: Boolean to specify if the endpoint support ISOC.
  70
  71usb2: gadget@fff78000 {
  72        #address-cells = <1>;
  73        #size-cells = <0>;
  74        compatible = "atmel,at91sam9rl-udc";
  75        reg = <0x00600000 0x80000
  76               0xfff78000 0x400>;
  77        interrupts = <27 4 0>;
  78        atmel,vbus-gpio = <&pioB 19 0>;
  79
  80        ep0 {
  81                reg = <0>;
  82                atmel,fifo-size = <64>;
  83                atmel,nb-banks = <1>;
  84        };
  85
  86        ep1 {
  87                reg = <1>;
  88                atmel,fifo-size = <1024>;
  89                atmel,nb-banks = <2>;
  90                atmel,can-dma;
  91                atmel,can-isoc;
  92        };
  93
  94        ep2 {
  95                reg = <2>;
  96                atmel,fifo-size = <1024>;
  97                atmel,nb-banks = <2>;
  98                atmel,can-dma;
  99                atmel,can-isoc;
 100        };
 101
 102        ep3 {
 103                reg = <3>;
 104                atmel,fifo-size = <1024>;
 105                atmel,nb-banks = <3>;
 106                atmel,can-dma;
 107        };
 108
 109        ep4 {
 110                reg = <4>;
 111                atmel,fifo-size = <1024>;
 112                atmel,nb-banks = <3>;
 113                atmel,can-dma;
 114        };
 115
 116        ep5 {
 117                reg = <5>;
 118                atmel,fifo-size = <1024>;
 119                atmel,nb-banks = <3>;
 120                atmel,can-dma;
 121                atmel,can-isoc;
 122        };
 123
 124        ep6 {
 125                reg = <6>;
 126                atmel,fifo-size = <1024>;
 127                atmel,nb-banks = <3>;
 128                atmel,can-dma;
 129                atmel,can-isoc;
 130        };
 131};
 132