tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1# SPDX-License-Identifier: GPL-2.0
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/phy/allwinner,sun8i-a83t-usb-phy.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Allwinner A83t 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,sun8i-a83t-usb-phy
19
20 reg:
21 items:
22 - description: PHY Control registers
23 - description: PHY PMU1 registers
24 - description: PHY PMU2 registers
25
26 reg-names:
27 items:
28 - const: phy_ctrl
29 - const: pmu1
30 - const: pmu2
31
32 clocks:
33 items:
34 - description: USB OTG PHY bus clock
35 - description: USB Host 0 PHY bus clock
36 - description: USB Host 1 PHY bus clock
37 - description: USB HSIC 12MHz clock
38
39 clock-names:
40 items:
41 - const: usb0_phy
42 - const: usb1_phy
43 - const: usb2_phy
44 - const: usb2_hsic_12M
45
46 resets:
47 items:
48 - description: USB OTG reset
49 - description: USB Host 1 Controller reset
50 - description: USB Host 2 Controller reset
51
52 reset-names:
53 items:
54 - const: usb0_reset
55 - const: usb1_reset
56 - const: usb2_reset
57
58 usb0_id_det-gpios:
59 description: GPIO to the USB OTG ID pin
60
61 usb0_vbus_det-gpios:
62 description: GPIO to the USB OTG VBUS detect pin
63
64 usb0_vbus_power-supply:
65 description: Power supply to detect the USB OTG VBUS
66
67 usb0_vbus-supply:
68 description: Regulator controlling USB OTG VBUS
69
70 usb1_vbus-supply:
71 description: Regulator controlling USB1 Host controller
72
73 usb2_vbus-supply:
74 description: Regulator controlling USB2 Host controller
75
76required:
77 - "#phy-cells"
78 - compatible
79 - clocks
80 - clock-names
81 - reg
82 - reg-names
83 - resets
84 - reset-names
85
86additionalProperties: false
87
88examples:
89 - |
90 #include <dt-bindings/gpio/gpio.h>
91 #include <dt-bindings/clock/sun8i-a83t-ccu.h>
92 #include <dt-bindings/reset/sun8i-a83t-ccu.h>
93
94 phy@1c19400 {
95 #phy-cells = <1>;
96 compatible = "allwinner,sun8i-a83t-usb-phy";
97 reg = <0x01c19400 0x10>,
98 <0x01c1a800 0x14>,
99 <0x01c1b800 0x14>;
100 reg-names = "phy_ctrl",
101 "pmu1",
102 "pmu2";
103 clocks = <&ccu CLK_USB_PHY0>,
104 <&ccu CLK_USB_PHY1>,
105 <&ccu CLK_USB_HSIC>,
106 <&ccu CLK_USB_HSIC_12M>;
107 clock-names = "usb0_phy",
108 "usb1_phy",
109 "usb2_phy",
110 "usb2_hsic_12M";
111 resets = <&ccu RST_USB_PHY0>,
112 <&ccu RST_USB_PHY1>,
113 <&ccu RST_USB_HSIC>;
114 reset-names = "usb0_reset",
115 "usb1_reset",
116 "usb2_reset";
117 usb0_id_det-gpios = <&pio 7 11 GPIO_ACTIVE_HIGH>; /* PH11 */
118 usb0_vbus_power-supply = <&usb_power_supply>;
119 usb0_vbus-supply = <®_drivevbus>;
120 usb1_vbus-supply = <®_usb1_vbus>;
121 usb2_vbus-supply = <®_usb2_vbus>;
122 };