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$id: http://devicetree.org/schemas/phy/allwinner,sun6i-a31-usb-phy.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Allwinner A31 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,sun6i-a31-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
38 clock-names:
39 items:
40 - const: usb0_phy
41 - const: usb1_phy
42 - const: usb2_phy
43
44 resets:
45 items:
46 - description: USB OTG reset
47 - description: USB Host 1 Controller reset
48 - description: USB Host 2 Controller reset
49
50 reset-names:
51 items:
52 - const: usb0_reset
53 - const: usb1_reset
54 - const: usb2_reset
55
56 usb0_id_det-gpios:
57 description: GPIO to the USB OTG ID pin
58
59 usb0_vbus_det-gpios:
60 description: GPIO to the USB OTG VBUS detect pin
61
62 usb0_vbus_power-supply:
63 description: Power supply to detect the USB OTG VBUS
64
65 usb0_vbus-supply:
66 description: Regulator controlling USB OTG VBUS
67
68 usb1_vbus-supply:
69 description: Regulator controlling USB1 Host controller
70
71 usb2_vbus-supply:
72 description: Regulator controlling USB2 Host controller
73
74required:
75 - "#phy-cells"
76 - compatible
77 - clocks
78 - clock-names
79 - reg
80 - reg-names
81 - resets
82 - reset-names
83
84additionalProperties: false
85
86examples:
87 - |
88 #include <dt-bindings/gpio/gpio.h>
89 #include <dt-bindings/clock/sun6i-a31-ccu.h>
90 #include <dt-bindings/reset/sun6i-a31-ccu.h>
91
92 phy@1c19400 {
93 #phy-cells = <1>;
94 compatible = "allwinner,sun6i-a31-usb-phy";
95 reg = <0x01c19400 0x10>,
96 <0x01c1a800 0x4>,
97 <0x01c1b800 0x4>;
98 reg-names = "phy_ctrl",
99 "pmu1",
100 "pmu2";
101 clocks = <&ccu CLK_USB_PHY0>,
102 <&ccu CLK_USB_PHY1>,
103 <&ccu CLK_USB_PHY2>;
104 clock-names = "usb0_phy",
105 "usb1_phy",
106 "usb2_phy";
107 resets = <&ccu RST_USB_PHY0>,
108 <&ccu RST_USB_PHY1>,
109 <&ccu RST_USB_PHY2>;
110 reset-names = "usb0_reset",
111 "usb1_reset",
112 "usb2_reset";
113 usb0_id_det-gpios = <&pio 0 15 GPIO_ACTIVE_HIGH>; /* PA15 */
114 usb0_vbus_det-gpios = <&pio 0 16 GPIO_ACTIVE_HIGH>; /* PA16 */
115 usb0_vbus_power-supply = <&usb_power_supply>;
116 usb0_vbus-supply = <®_drivevbus>;
117 usb1_vbus-supply = <®_usb1_vbus>;
118 usb2_vbus-supply = <®_usb2_vbus>;
119 };