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$id: http://devicetree.org/schemas/phy/allwinner,sun8i-h3-usb-phy.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Allwinner H3 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-h3-usb-phy
19
20 reg:
21 items:
22 - description: PHY Control registers
23 - description: PHY PMU0 registers
24 - description: PHY PMU1 registers
25 - description: PHY PMU2 registers
26 - description: PHY PMU3 registers
27
28 reg-names:
29 items:
30 - const: phy_ctrl
31 - const: pmu0
32 - const: pmu1
33 - const: pmu2
34 - const: pmu3
35
36 clocks:
37 items:
38 - description: USB OTG PHY bus clock
39 - description: USB Host 0 PHY bus clock
40 - description: USB Host 1 PHY bus clock
41 - description: USB Host 2 PHY bus clock
42
43 clock-names:
44 items:
45 - const: usb0_phy
46 - const: usb1_phy
47 - const: usb2_phy
48 - const: usb3_phy
49
50 resets:
51 items:
52 - description: USB OTG reset
53 - description: USB Host 1 Controller reset
54 - description: USB Host 2 Controller reset
55 - description: USB Host 3 Controller reset
56
57 reset-names:
58 items:
59 - const: usb0_reset
60 - const: usb1_reset
61 - const: usb2_reset
62 - const: usb3_reset
63
64 usb0_id_det-gpios:
65 description: GPIO to the USB OTG ID pin
66
67 usb0_vbus_det-gpios:
68 description: GPIO to the USB OTG VBUS detect pin
69
70 usb0_vbus_power-supply:
71 description: Power supply to detect the USB OTG VBUS
72
73 usb0_vbus-supply:
74 description: Regulator controlling USB OTG VBUS
75
76 usb1_vbus-supply:
77 description: Regulator controlling USB1 Host controller
78
79 usb2_vbus-supply:
80 description: Regulator controlling USB2 Host controller
81
82 usb3_vbus-supply:
83 description: Regulator controlling USB3 Host controller
84
85required:
86 - "#phy-cells"
87 - compatible
88 - clocks
89 - clock-names
90 - reg
91 - reg-names
92 - resets
93 - reset-names
94
95additionalProperties: false
96
97examples:
98 - |
99 #include <dt-bindings/gpio/gpio.h>
100 #include <dt-bindings/clock/sun8i-h3-ccu.h>
101 #include <dt-bindings/reset/sun8i-h3-ccu.h>
102
103 phy@1c19400 {
104 #phy-cells = <1>;
105 compatible = "allwinner,sun8i-h3-usb-phy";
106 reg = <0x01c19400 0x2c>,
107 <0x01c1a800 0x4>,
108 <0x01c1b800 0x4>,
109 <0x01c1c800 0x4>,
110 <0x01c1d800 0x4>;
111 reg-names = "phy_ctrl",
112 "pmu0",
113 "pmu1",
114 "pmu2",
115 "pmu3";
116 clocks = <&ccu CLK_USB_PHY0>,
117 <&ccu CLK_USB_PHY1>,
118 <&ccu CLK_USB_PHY2>,
119 <&ccu CLK_USB_PHY3>;
120 clock-names = "usb0_phy",
121 "usb1_phy",
122 "usb2_phy",
123 "usb3_phy";
124 resets = <&ccu RST_USB_PHY0>,
125 <&ccu RST_USB_PHY1>,
126 <&ccu RST_USB_PHY2>,
127 <&ccu RST_USB_PHY3>;
128 reset-names = "usb0_reset",
129 "usb1_reset",
130 "usb2_reset",
131 "usb3_reset";
132 usb0_id_det-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
133 usb0_vbus-supply = <®_usb0_vbus>;
134 usb1_vbus-supply = <®_usb1_vbus>;
135 usb2_vbus-supply = <®_usb2_vbus>;
136 usb3_vbus-supply = <®_usb3_vbus>;
137 };