xref: /linux/Documentation/devicetree/bindings/phy/allwinner,sun50i-h6-usb-phy.yaml (revision 06ed6aa56ffac9241e03a24649e8d048f8f1b10c) 
1# SPDX-License-Identifier: GPL-2.0
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/phy/allwinner,sun50i-h6-usb-phy.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Allwinner H6 USB PHY Device Tree Bindings
8
9maintainers:
10  - Chen-Yu Tsai <wens@csie.org>
11  - Maxime Ripard <mripard@kernel.org>
12
13properties:
14  "#phy-cells":
15    const: 1
16
17  compatible:
18    const: allwinner,sun50i-h6-usb-phy
19
20  reg:
21    items:
22      - description: PHY Control registers
23      - description: PHY PMU0 registers
24      - description: PHY PMU3 registers
25
26  reg-names:
27    items:
28      - const: phy_ctrl
29      - const: pmu0
30      - const: pmu3
31
32  clocks:
33    items:
34      - description: USB OTG PHY bus clock
35      - description: USB Host PHY bus clock
36
37  clock-names:
38    items:
39      - const: usb0_phy
40      - const: usb3_phy
41
42  resets:
43    items:
44      - description: USB OTG reset
45      - description: USB Host Controller reset
46
47  reset-names:
48    items:
49      - const: usb0_reset
50      - const: usb3_reset
51
52  usb0_id_det-gpios:
53    description: GPIO to the USB OTG ID pin
54
55  usb0_vbus_det-gpios:
56    description: GPIO to the USB OTG VBUS detect pin
57
58  usb0_vbus_power-supply:
59    description: Power supply to detect the USB OTG VBUS
60
61  usb0_vbus-supply:
62    description: Regulator controlling USB OTG VBUS
63
64  usb3_vbus-supply:
65    description: Regulator controlling USB3 Host controller
66
67required:
68  - "#phy-cells"
69  - compatible
70  - clocks
71  - clock-names
72  - reg
73  - reg-names
74  - resets
75  - reset-names
76
77additionalProperties: false
78
79examples:
80  - |
81    #include <dt-bindings/gpio/gpio.h>
82    #include <dt-bindings/clock/sun50i-h6-ccu.h>
83    #include <dt-bindings/reset/sun50i-h6-ccu.h>
84
85    phy@5100400 {
86        #phy-cells = <1>;
87        compatible = "allwinner,sun50i-h6-usb-phy";
88        reg = <0x05100400 0x24>,
89              <0x05101800 0x4>,
90              <0x05311800 0x4>;
91        reg-names = "phy_ctrl",
92                    "pmu0",
93                    "pmu3";
94        clocks = <&ccu CLK_USB_PHY0>,
95                 <&ccu CLK_USB_PHY3>;
96        clock-names = "usb0_phy",
97                      "usb3_phy";
98        resets = <&ccu RST_USB_PHY0>,
99                 <&ccu RST_USB_PHY3>;
100        reset-names = "usb0_reset",
101                      "usb3_reset";
102        usb0_id_det-gpios = <&pio 2 6 GPIO_ACTIVE_HIGH>; /* PC6 */
103        usb0_vbus-supply = <&reg_vcc5v>;
104        usb3_vbus-supply = <&reg_vcc5v>;
105    };
106