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 - reg: Address and length of the register set for the device
9 - interrupts: Should contain ohci interrupt
10 - clocks: Should reference the peripheral, host and system clocks
11 - clock-names: Should contain three strings
12		"ohci_clk" for the peripheral clock
13		"hclk" for the host clock
14		"uhpck" for the system clock
15 - num-ports: Number of ports.
16 - atmel,vbus-gpio: If present, specifies a gpio that needs to be
17   activated for the bus to be powered.
18 - atmel,oc-gpio: If present, specifies a gpio that needs to be
19   activated for the overcurrent detection.
20
21usb0: ohci@500000 {
22	compatible = "atmel,at91rm9200-ohci", "usb-ohci";
23	reg = <0x00500000 0x100000>;
24	clocks = <&uhphs_clk>, <&uhphs_clk>, <&uhpck>;
25	clock-names = "ohci_clk", "hclk", "uhpck";
26	interrupts = <20 4>;
27	num-ports = <2>;
28};
29
30EHCI
31
32Required properties:
33 - compatible: Should be "atmel,at91sam9g45-ehci" for USB controllers
34   used in host mode.
35 - reg: Address and length of the register set for the device
36 - interrupts: Should contain ehci interrupt
37 - clocks: Should reference the peripheral and the UTMI clocks
38 - clock-names: Should contain two strings
39		"ehci_clk" for the peripheral clock
40		"usb_clk" for the UTMI clock
41
42Optional properties:
43 - phy_type : For multi port host USB controllers, should be one of
44   "utmi", or "hsic".
45
46usb1: ehci@800000 {
47	compatible = "atmel,at91sam9g45-ehci", "usb-ehci";
48	reg = <0x00800000 0x100000>;
49	interrupts = <22 4>;
50	clocks = <&utmi>, <&uhphs_clk>;
51	clock-names = "usb_clk", "ehci_clk";
52};
53
54AT91 USB device controller
55
56Required properties:
57 - compatible: Should be one of the following
58	       "atmel,at91rm9200-udc"
59	       "atmel,at91sam9260-udc"
60	       "atmel,at91sam9261-udc"
61	       "atmel,at91sam9263-udc"
62 - reg: Address and length of the register set for the device
63 - interrupts: Should contain macb interrupt
64 - clocks: Should reference the peripheral and the AHB clocks
65 - clock-names: Should contain two strings
66		"pclk" for the peripheral clock
67		"hclk" for the AHB clock
68
69Optional properties:
70 - atmel,vbus-gpio: If present, specifies a gpio that needs to be
71   activated for the bus to be powered.
72
73usb1: gadget@fffa4000 {
74	compatible = "atmel,at91rm9200-udc";
75	reg = <0xfffa4000 0x4000>;
76	interrupts = <10 4>;
77	clocks = <&udc_clk>, <&udpck>;
78	clock-names = "pclk", "hclk";
79	atmel,vbus-gpio = <&pioC 5 0>;
80};
81
82Atmel High-Speed USB device controller
83
84Required properties:
85 - compatible: Should be one of the following
86	       "atmel,at91sam9rl-udc"
87	       "atmel,at91sam9g45-udc"
88	       "atmel,sama5d3-udc"
89	       "microchip,sam9x60-udc"
90 - reg: Address and length of the register set for the device
91 - interrupts: Should contain usba interrupt
92 - clocks: Should reference the peripheral and host clocks
93 - clock-names: Should contain two strings
94		"pclk" for the peripheral clock
95		"hclk" for the host clock
96
97Deprecated property:
98 - ep childnode: To specify the number of endpoints and their properties.
99
100Optional properties:
101 - atmel,vbus-gpio: If present, specifies a gpio that allows to detect whether
102   vbus is present (USB is connected).
103
104Deprecated child node properties:
105 - name: Name of the endpoint.
106 - reg: Num of the endpoint.
107 - atmel,fifo-size: Size of the fifo.
108 - atmel,nb-banks: Number of banks.
109 - atmel,can-dma: Boolean to specify if the endpoint support DMA.
110 - atmel,can-isoc: Boolean to specify if the endpoint support ISOC.
111
112usb2: gadget@fff78000 {
113	#address-cells = <1>;
114	#size-cells = <0>;
115	compatible = "atmel,at91sam9rl-udc";
116	reg = <0x00600000 0x80000
117	       0xfff78000 0x400>;
118	interrupts = <27 4 0>;
119	clocks = <&utmi>, <&udphs_clk>;
120	clock-names = "hclk", "pclk";
121	atmel,vbus-gpio = <&pioB 19 0>;
122};
123