1 Atmel SOC USB controllers 1 Atmel SOC USB controllers
2 2
3 OHCI 3 OHCI
4 4
5 Required properties: 5 Required properties:
6 - compatible: Should be "atmel,at91rm9200-ohc 6 - compatible: Should be "atmel,at91rm9200-ohci" for USB controllers
7 used in host mode. 7 used in host mode.
8 - reg: Address and length of the register set 8 - reg: Address and length of the register set for the device
9 - interrupts: Should contain ohci interrupt 9 - interrupts: Should contain ohci interrupt
10 - clocks: Should reference the peripheral, ho 10 - clocks: Should reference the peripheral, host and system clocks
11 - clock-names: Should contain three strings 11 - clock-names: Should contain three strings
12 "ohci_clk" for the peripheral 12 "ohci_clk" for the peripheral clock
13 "hclk" for the host clock 13 "hclk" for the host clock
14 "uhpck" for the system clock 14 "uhpck" for the system clock
15 - num-ports: Number of ports. 15 - num-ports: Number of ports.
16 - atmel,vbus-gpio: If present, specifies a gp 16 - atmel,vbus-gpio: If present, specifies a gpio that needs to be
17 activated for the bus to be powered. 17 activated for the bus to be powered.
18 - atmel,oc-gpio: If present, specifies a gpio 18 - atmel,oc-gpio: If present, specifies a gpio that needs to be
19 activated for the overcurrent detection. 19 activated for the overcurrent detection.
20 20
21 usb0: ohci@500000 { 21 usb0: ohci@500000 {
22 compatible = "atmel,at91rm9200-ohci", 22 compatible = "atmel,at91rm9200-ohci", "usb-ohci";
23 reg = <0x00500000 0x100000>; 23 reg = <0x00500000 0x100000>;
24 clocks = <&uhphs_clk>, <&uhphs_clk>, < 24 clocks = <&uhphs_clk>, <&uhphs_clk>, <&uhpck>;
25 clock-names = "ohci_clk", "hclk", "uhp 25 clock-names = "ohci_clk", "hclk", "uhpck";
26 interrupts = <20 4>; 26 interrupts = <20 4>;
27 num-ports = <2>; 27 num-ports = <2>;
28 }; 28 };
29 29
30 EHCI 30 EHCI
31 31
32 Required properties: 32 Required properties:
33 - compatible: Should be "atmel,at91sam9g45-eh 33 - compatible: Should be "atmel,at91sam9g45-ehci" for USB controllers
34 used in host mode. 34 used in host mode.
35 - reg: Address and length of the register set 35 - reg: Address and length of the register set for the device
36 - interrupts: Should contain ehci interrupt 36 - interrupts: Should contain ehci interrupt
37 - clocks: Should reference the peripheral and 37 - clocks: Should reference the peripheral and the UTMI clocks
38 - clock-names: Should contain two strings 38 - clock-names: Should contain two strings
39 "ehci_clk" for the peripheral 39 "ehci_clk" for the peripheral clock
40 "usb_clk" for the UTMI clock 40 "usb_clk" for the UTMI clock
41 41
42 Optional properties: <<
43 - phy_type : For multi port host USB controll <<
44 "utmi", or "hsic". <<
45 <<
46 usb1: ehci@800000 { 42 usb1: ehci@800000 {
47 compatible = "atmel,at91sam9g45-ehci", 43 compatible = "atmel,at91sam9g45-ehci", "usb-ehci";
48 reg = <0x00800000 0x100000>; 44 reg = <0x00800000 0x100000>;
49 interrupts = <22 4>; 45 interrupts = <22 4>;
50 clocks = <&utmi>, <&uhphs_clk>; 46 clocks = <&utmi>, <&uhphs_clk>;
51 clock-names = "usb_clk", "ehci_clk"; 47 clock-names = "usb_clk", "ehci_clk";
52 }; 48 };
53 49
54 AT91 USB device controller 50 AT91 USB device controller
55 51
56 Required properties: 52 Required properties:
57 - compatible: Should be one of the following 53 - compatible: Should be one of the following
58 "atmel,at91rm9200-udc" 54 "atmel,at91rm9200-udc"
59 "atmel,at91sam9260-udc" 55 "atmel,at91sam9260-udc"
60 "atmel,at91sam9261-udc" 56 "atmel,at91sam9261-udc"
61 "atmel,at91sam9263-udc" 57 "atmel,at91sam9263-udc"
62 - reg: Address and length of the register set 58 - reg: Address and length of the register set for the device
63 - interrupts: Should contain macb interrupt 59 - interrupts: Should contain macb interrupt
64 - clocks: Should reference the peripheral and 60 - clocks: Should reference the peripheral and the AHB clocks
65 - clock-names: Should contain two strings 61 - clock-names: Should contain two strings
66 "pclk" for the peripheral cloc 62 "pclk" for the peripheral clock
67 "hclk" for the AHB clock 63 "hclk" for the AHB clock
68 64
69 Optional properties: 65 Optional properties:
70 - atmel,vbus-gpio: If present, specifies a gp 66 - atmel,vbus-gpio: If present, specifies a gpio that needs to be
71 activated for the bus to be powered. 67 activated for the bus to be powered.
72 68
73 usb1: gadget@fffa4000 { 69 usb1: gadget@fffa4000 {
74 compatible = "atmel,at91rm9200-udc"; 70 compatible = "atmel,at91rm9200-udc";
75 reg = <0xfffa4000 0x4000>; 71 reg = <0xfffa4000 0x4000>;
76 interrupts = <10 4>; 72 interrupts = <10 4>;
77 clocks = <&udc_clk>, <&udpck>; 73 clocks = <&udc_clk>, <&udpck>;
78 clock-names = "pclk", "hclk"; 74 clock-names = "pclk", "hclk";
79 atmel,vbus-gpio = <&pioC 5 0>; 75 atmel,vbus-gpio = <&pioC 5 0>;
80 }; 76 };
81 77
82 Atmel High-Speed USB device controller 78 Atmel High-Speed USB device controller
83 79
84 Required properties: 80 Required properties:
85 - compatible: Should be one of the following 81 - compatible: Should be one of the following
86 "atmel,at91sam9rl-udc" 82 "atmel,at91sam9rl-udc"
87 "atmel,at91sam9g45-udc" 83 "atmel,at91sam9g45-udc"
88 "atmel,sama5d3-udc" 84 "atmel,sama5d3-udc"
89 "microchip,sam9x60-udc" 85 "microchip,sam9x60-udc"
90 "microchip,lan9662-udc" <<
91 For "microchip,lan9662-udc" the <<
92 is required. <<
93 - reg: Address and length of the register set 86 - reg: Address and length of the register set for the device
94 - interrupts: Should contain usba interrupt 87 - interrupts: Should contain usba interrupt
95 - clocks: Should reference the peripheral and 88 - clocks: Should reference the peripheral and host clocks
96 - clock-names: Should contain two strings 89 - clock-names: Should contain two strings
97 "pclk" for the peripheral cloc 90 "pclk" for the peripheral clock
98 "hclk" for the host clock 91 "hclk" for the host clock
99 92
100 Deprecated property: 93 Deprecated property:
101 - ep childnode: To specify the number of endp 94 - ep childnode: To specify the number of endpoints and their properties.
102 95
103 Optional properties: 96 Optional properties:
104 - atmel,vbus-gpio: If present, specifies a gp 97 - atmel,vbus-gpio: If present, specifies a gpio that allows to detect whether
105 vbus is present (USB is connected). 98 vbus is present (USB is connected).
106 99
107 Deprecated child node properties: 100 Deprecated child node properties:
108 - name: Name of the endpoint. 101 - name: Name of the endpoint.
109 - reg: Num of the endpoint. 102 - reg: Num of the endpoint.
110 - atmel,fifo-size: Size of the fifo. 103 - atmel,fifo-size: Size of the fifo.
111 - atmel,nb-banks: Number of banks. 104 - atmel,nb-banks: Number of banks.
112 - atmel,can-dma: Boolean to specify if the en 105 - atmel,can-dma: Boolean to specify if the endpoint support DMA.
113 - atmel,can-isoc: Boolean to specify if the e 106 - atmel,can-isoc: Boolean to specify if the endpoint support ISOC.
114 107
115 usb2: gadget@fff78000 { 108 usb2: gadget@fff78000 {
116 #address-cells = <1>; 109 #address-cells = <1>;
117 #size-cells = <0>; 110 #size-cells = <0>;
118 compatible = "atmel,at91sam9rl-udc"; 111 compatible = "atmel,at91sam9rl-udc";
119 reg = <0x00600000 0x80000 112 reg = <0x00600000 0x80000
120 0xfff78000 0x400>; 113 0xfff78000 0x400>;
121 interrupts = <27 4 0>; 114 interrupts = <27 4 0>;
122 clocks = <&utmi>, <&udphs_clk>; 115 clocks = <&utmi>, <&udphs_clk>;
123 clock-names = "hclk", "pclk"; 116 clock-names = "hclk", "pclk";
124 atmel,vbus-gpio = <&pioB 19 0>; 117 atmel,vbus-gpio = <&pioB 19 0>;
125 }; 118 };
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