1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/usb/usb-uhci.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Generic Platform UHCI Controller
8
9 maintainers:
10 - Greg Kroah-Hartman <gregkh@linuxfoundation.org>
11
12 properties:
13 compatible:
14 oneOf:
15 - const: generic-uhci
16 - const: platform-uhci
17 deprecated: true
18 - items:
19 - enum:
20 - aspeed,ast2400-uhci
21 - aspeed,ast2500-uhci
22 - aspeed,ast2600-uhci
23 - const: generic-uhci
24
25 reg:
26 maxItems: 1
27
28 interrupts:
29 maxItems: 1
30
31 '#ports':
32 $ref: /schemas/types.yaml#/definitions/uint32
33
34 clocks:
35 maxItems: 1
36
37 required:
38 - compatible
39 - reg
40 - interrupts
41
42 allOf:
43 - $ref: usb-hcd.yaml
44 - if:
45 properties:
46 compatible:
47 contains:
48 const: generic-uhci
49 then:
50 required:
51 - clocks
52
53 unevaluatedProperties: false
54
55 examples:
56 - |
57 #include <dt-bindings/clock/aspeed-clock.h>
58
59 usb@d8007b00 {
60 compatible = "generic-uhci";
61 reg = <0xd8007b00 0x200>;
62 interrupts = <43>;
63 clocks = <&syscon ASPEED_CLK_GATE_USBUHCICLK>;
64 };
65 - |
66 #include <dt-bindings/clock/aspeed-clock.h>
67
68 usb@1e6b0000 {
69 compatible = "aspeed,ast2500-uhci", "generic-uhci";
70 reg = <0x1e6b0000 0x100>;
71 interrupts = <14>;
72 #ports = <2>;
73 clocks = <&syscon ASPEED_CLK_GATE_USBUHCICLK>;
74 };
75 ...
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