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
42usb1: ehci@800000 {
43	compatible = "atmel,at91sam9g45-ehci", "usb-ehci";
44	reg = <0x00800000 0x100000>;
45	interrupts = <22 4>;
46	clocks = <&utmi>, <&uhphs_clk>;
47	clock-names = "usb_clk", "ehci_clk";
48};
49
50AT91 USB device controller
51
52Required properties:
53 - compatible: Should be one of the following
54	       "atmel,at91rm9200-udc"
55	       "atmel,at91sam9260-udc"
56	       "atmel,at91sam9261-udc"
57	       "atmel,at91sam9263-udc"
58 - reg: Address and length of the register set for the device
59 - interrupts: Should contain macb interrupt
60 - clocks: Should reference the peripheral and the AHB clocks
61 - clock-names: Should contain two strings
62		"pclk" for the peripheral clock
63		"hclk" for the AHB clock
64
65Optional properties:
66 - atmel,vbus-gpio: If present, specifies a gpio that needs to be
67   activated for the bus to be powered.
68
69usb1: gadget@fffa4000 {
70	compatible = "atmel,at91rm9200-udc";
71	reg = <0xfffa4000 0x4000>;
72	interrupts = <10 4>;
73	clocks = <&udc_clk>, <&udpck>;
74	clock-names = "pclk", "hclk";
75	atmel,vbus-gpio = <&pioC 5 0>;
76};
77
78Atmel High-Speed USB device controller
79
80Required properties:
81 - compatible: Should be one of the following
82	       "atmel,at91sam9rl-udc"
83	       "atmel,at91sam9g45-udc"
84	       "atmel,sama5d3-udc"
85 - reg: Address and length of the register set for the device
86 - interrupts: Should contain usba interrupt
87 - clocks: Should reference the peripheral and host clocks
88 - clock-names: Should contain two strings
89		"pclk" for the peripheral clock
90		"hclk" for the host clock
91
92Deprecated property:
93 - ep childnode: To specify the number of endpoints and their properties.
94
95Optional properties:
96 - atmel,vbus-gpio: If present, specifies a gpio that allows to detect whether
97   vbus is present (USB is connected).
98
99Deprecated child node properties:
100 - name: Name of the endpoint.
101 - reg: Num of the endpoint.
102 - atmel,fifo-size: Size of the fifo.
103 - atmel,nb-banks: Number of banks.
104 - atmel,can-dma: Boolean to specify if the endpoint support DMA.
105 - atmel,can-isoc: Boolean to specify if the endpoint support ISOC.
106
107usb2: gadget@fff78000 {
108	#address-cells = <1>;
109	#size-cells = <0>;
110	compatible = "atmel,at91sam9rl-udc";
111	reg = <0x00600000 0x80000
112	       0xfff78000 0x400>;
113	interrupts = <27 4 0>;
114	clocks = <&utmi>, <&udphs_clk>;
115	clock-names = "hclk", "pclk";
116	atmel,vbus-gpio = <&pioB 19 0>;
117};
118