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 ehci interrupt
10 - clocks: Should reference the peripheral, host and system clocks
11 - clock-names: Should contains two 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@00500000 {
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 contains two strings
39		"ehci_clk" for the peripheral clock
40		"usb_clk" for the UTMI clock
41
42usb1: ehci@00800000 {
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 contains 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 contains two strings
89		"pclk" for the peripheral clock
90		"hclk" for the host clock
91 - ep childnode: To specify the number of endpoints and their properties.
92
93Optional properties:
94 - atmel,vbus-gpio: If present, specifies a gpio that allows to detect whether
95   vbus is present (USB is connected).
96
97Required child node properties:
98 - name: Name of the endpoint.
99 - reg: Num of the endpoint.
100 - atmel,fifo-size: Size of the fifo.
101 - atmel,nb-banks: Number of banks.
102 - atmel,can-dma: Boolean to specify if the endpoint support DMA.
103 - atmel,can-isoc: Boolean to specify if the endpoint support ISOC.
104
105usb2: gadget@fff78000 {
106	#address-cells = <1>;
107	#size-cells = <0>;
108	compatible = "atmel,at91sam9rl-udc";
109	reg = <0x00600000 0x80000
110	       0xfff78000 0x400>;
111	interrupts = <27 4 0>;
112	clocks = <&utmi>, <&udphs_clk>;
113	clock-names = "hclk", "pclk";
114	atmel,vbus-gpio = <&pioB 19 0>;
115
116	ep@0 {
117		reg = <0>;
118		atmel,fifo-size = <64>;
119		atmel,nb-banks = <1>;
120	};
121
122	ep@1 {
123		reg = <1>;
124		atmel,fifo-size = <1024>;
125		atmel,nb-banks = <2>;
126		atmel,can-dma;
127		atmel,can-isoc;
128	};
129
130	ep@2 {
131		reg = <2>;
132		atmel,fifo-size = <1024>;
133		atmel,nb-banks = <2>;
134		atmel,can-dma;
135		atmel,can-isoc;
136	};
137
138	ep@3 {
139		reg = <3>;
140		atmel,fifo-size = <1024>;
141		atmel,nb-banks = <3>;
142		atmel,can-dma;
143	};
144
145	ep@4 {
146		reg = <4>;
147		atmel,fifo-size = <1024>;
148		atmel,nb-banks = <3>;
149		atmel,can-dma;
150	};
151
152	ep@5 {
153		reg = <5>;
154		atmel,fifo-size = <1024>;
155		atmel,nb-banks = <3>;
156		atmel,can-dma;
157		atmel,can-isoc;
158	};
159
160	ep@6 {
161		reg = <6>;
162		atmel,fifo-size = <1024>;
163		atmel,nb-banks = <3>;
164		atmel,can-dma;
165		atmel,can-isoc;
166	};
167};
168