1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/usb/usb-nop-xceiv.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: USB NOP PHY
8
9 maintainers:
10 - Rob Herring <robh@kernel.org>
11
12 properties:
13 compatible:
14 const: usb-nop-xceiv
15
16 clocks:
17 maxItems: 1
18
19 clock-names:
20 const: main_clk
21
22 clock-frequency: true
23
24 '#phy-cells':
25 const: 0
26
27 vcc-supply:
28 description: phandle to the regulator that provides power to the PHY.
29
30 power-domains:
31 maxItems: 1
32
33 reset-gpios:
34 maxItems: 1
35
36 vbus-detect-gpio:
37 description: Should specify the GPIO detecting a VBus insertion
38 maxItems: 1
39
40 vbus-supply:
41 description: regulator supplying VBUS. It will be enabled and disabled
42 dynamically in OTG mode. If the regulator is controlled by a
43 GPIO line, this should be modeled as a regulator-fixed and
44 referenced by this supply.
45
46 wakeup-source:
47 description:
48 Specify if the USB phy can detect the remote wakeup signal
49 while the system sleep.
50
51 required:
52 - compatible
53 - '#phy-cells'
54
55 additionalProperties: false
56
57 examples:
58 - |
59 #include <dt-bindings/gpio/gpio.h>
60
61 hsusb1_phy {
62 compatible = "usb-nop-xceiv";
63 clock-frequency = <19200000>;
64 clocks = <&osc 0>;
65 clock-names = "main_clk";
66 vcc-supply = <&hsusb1_vcc_regulator>;
67 reset-gpios = <&gpio1 7 GPIO_ACTIVE_LOW>;
68 vbus-detect-gpio = <&gpio2 13 GPIO_ACTIVE_HIGH>;
69 vbus-supply = <&vbus_regulator>;
70 #phy-cells = <0>;
71 };
72
73 ...
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