1 TI DA8xx MUSB
2 ~~~~~~~~~~~~~
3 For DA8xx/OMAP-L1x/AM17xx/AM18xx platforms.
4
5 Required properties:
6 ~~~~~~~~~~~~~~~~~~~~
7 - compatible : Should be set to "ti,da830-mus
8
9 - reg: Offset and length of the USB controlle
10
11 - interrupts: The USB interrupt number.
12
13 - interrupt-names: Should be set to "mc".
14
15 - dr_mode: The USB operation mode. Should be
16
17 - phys: Phandle for the PHY device
18
19 - phy-names: Should be "usb-phy"
20
21 - dmas: specifies the dma channels
22
23 - dma-names: specifies the names of the chann
24 and "txN" for transmit endpoints. N specifi
25
26 Optional properties:
27 ~~~~~~~~~~~~~~~~~~~~
28 - vbus-supply: Phandle to a regulator providi
29
30 DMA
31 ~~~
32 - compatible: ti,da830-cppi41
33 - reg: offset and length of the following regi
34 CPPI DMA Scheduler, Queue Manager
35 - reg-names: "controller", "scheduler", "queue
36 - #dma-cells: should be set to 2. The first nu
37 channel number (0 … 3 for endpoints 1 …
38 The second number is 0 for RX and 1 for TX t
39 - dma-channels: should be set to 4 representin
40 - #dma-channels: deprecated
41
42 Example:
43 usb_phy: usb-phy {
44 compatible = "ti,da830-usb-phy
45 #phy-cells = <0>;
46 };
47 usb0: usb@200000 {
48 compatible = "ti,da830-musb";
49 reg = <0x00200000 0x1000>;
50 ranges;
51 #address-cells = <1>;
52 #size-cells = <1>;
53 interrupts = <58>;
54 interrupt-names = "mc";
55
56 dr_mode = "host";
57 vbus-supply = <&usb_vbus>;
58 phys = <&usb_phy 0>;
59 phy-names = "usb-phy";
60
61 dmas = <&cppi41dma 0 0 &cppi41
62 &cppi41dma 2 0 &cppi41
63 &cppi41dma 0 1 &cppi41
64 &cppi41dma 2 1 &cppi41
65 dma-names =
66 "rx1", "rx2", "rx3", "
67 "tx1", "tx2", "tx3", "
68
69
70 cppi41dma: dma-controller@2010
71 compatible = "ti,da830
72 reg = <0x201000 0x100
73 0x202000 0x100
74 0x204000 0x400
75 reg-names = "controlle
76 interrupts = <58>;
77 #dma-cells = <2>;
78 dma-channels = <4>;
79 };
80
81 };
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