xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/phy/allwinner,sun5i-a13-usb-phy.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/phy/allwinner,sun5i-a13-usb-phy.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Allwinner A13 USB PHY Device Tree Bindings
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Chen-Yu Tsai <wens@csie.org>
11*4882a593Smuzhiyun  - Maxime Ripard <mripard@kernel.org>
12*4882a593Smuzhiyun
13*4882a593Smuzhiyunproperties:
14*4882a593Smuzhiyun  "#phy-cells":
15*4882a593Smuzhiyun    const: 1
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun  compatible:
18*4882a593Smuzhiyun    const: allwinner,sun5i-a13-usb-phy
19*4882a593Smuzhiyun
20*4882a593Smuzhiyun  reg:
21*4882a593Smuzhiyun    items:
22*4882a593Smuzhiyun      - description: PHY Control registers
23*4882a593Smuzhiyun      - description: PHY PMU1 registers
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun  reg-names:
26*4882a593Smuzhiyun    items:
27*4882a593Smuzhiyun      - const: phy_ctrl
28*4882a593Smuzhiyun      - const: pmu1
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun  clocks:
31*4882a593Smuzhiyun    maxItems: 1
32*4882a593Smuzhiyun    description: USB OTG PHY bus clock
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun  clock-names:
35*4882a593Smuzhiyun    const: usb_phy
36*4882a593Smuzhiyun
37*4882a593Smuzhiyun  resets:
38*4882a593Smuzhiyun    items:
39*4882a593Smuzhiyun      - description: USB OTG reset
40*4882a593Smuzhiyun      - description: USB Host 1 Controller reset
41*4882a593Smuzhiyun
42*4882a593Smuzhiyun  reset-names:
43*4882a593Smuzhiyun    items:
44*4882a593Smuzhiyun      - const: usb0_reset
45*4882a593Smuzhiyun      - const: usb1_reset
46*4882a593Smuzhiyun
47*4882a593Smuzhiyun  usb0_id_det-gpios:
48*4882a593Smuzhiyun    description: GPIO to the USB OTG ID pin
49*4882a593Smuzhiyun
50*4882a593Smuzhiyun  usb0_vbus_det-gpios:
51*4882a593Smuzhiyun    description: GPIO to the USB OTG VBUS detect pin
52*4882a593Smuzhiyun
53*4882a593Smuzhiyun  usb0_vbus_power-supply:
54*4882a593Smuzhiyun    description: Power supply to detect the USB OTG VBUS
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun  usb0_vbus-supply:
57*4882a593Smuzhiyun    description: Regulator controlling USB OTG VBUS
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun  usb1_vbus-supply:
60*4882a593Smuzhiyun    description: Regulator controlling USB1 Host controller
61*4882a593Smuzhiyun
62*4882a593Smuzhiyunrequired:
63*4882a593Smuzhiyun  - "#phy-cells"
64*4882a593Smuzhiyun  - compatible
65*4882a593Smuzhiyun  - clocks
66*4882a593Smuzhiyun  - clock-names
67*4882a593Smuzhiyun  - reg
68*4882a593Smuzhiyun  - reg-names
69*4882a593Smuzhiyun  - resets
70*4882a593Smuzhiyun  - reset-names
71*4882a593Smuzhiyun
72*4882a593SmuzhiyunadditionalProperties: false
73*4882a593Smuzhiyun
74*4882a593Smuzhiyunexamples:
75*4882a593Smuzhiyun  - |
76*4882a593Smuzhiyun    #include <dt-bindings/gpio/gpio.h>
77*4882a593Smuzhiyun    #include <dt-bindings/clock/sun5i-ccu.h>
78*4882a593Smuzhiyun    #include <dt-bindings/reset/sun5i-ccu.h>
79*4882a593Smuzhiyun
80*4882a593Smuzhiyun    phy@1c13400 {
81*4882a593Smuzhiyun        #phy-cells = <1>;
82*4882a593Smuzhiyun        compatible = "allwinner,sun5i-a13-usb-phy";
83*4882a593Smuzhiyun        reg = <0x01c13400 0x10>, <0x01c14800 0x4>;
84*4882a593Smuzhiyun        reg-names = "phy_ctrl", "pmu1";
85*4882a593Smuzhiyun        clocks = <&ccu CLK_USB_PHY0>;
86*4882a593Smuzhiyun        clock-names = "usb_phy";
87*4882a593Smuzhiyun        resets = <&ccu RST_USB_PHY0>, <&ccu RST_USB_PHY1>;
88*4882a593Smuzhiyun        reset-names = "usb0_reset", "usb1_reset";
89*4882a593Smuzhiyun        usb0_id_det-gpios = <&pio 6 2 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PG2 */
90*4882a593Smuzhiyun        usb0_vbus_det-gpios = <&pio 6 1 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>; /* PG1 */
91*4882a593Smuzhiyun        usb0_vbus-supply = <&reg_usb0_vbus>;
92*4882a593Smuzhiyun        usb1_vbus-supply = <&reg_usb1_vbus>;
93*4882a593Smuzhiyun    };
94