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$id: http://devicetree.org/schemas/phy/allwinner,sun8i-a23-usb-phy.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Allwinner A23 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 enum:
19 - allwinner,sun8i-a23-usb-phy
20 - allwinner,sun8i-a33-usb-phy
21
22 reg:
23 items:
24 - description: PHY Control registers
25 - description: PHY PMU1 registers
26
27 reg-names:
28 items:
29 - const: phy_ctrl
30 - const: pmu1
31
32 clocks:
33 items:
34 - description: USB OTG PHY bus clock
35 - description: USB Host 0 PHY bus clock
36
37 clock-names:
38 items:
39 - const: usb0_phy
40 - const: usb1_phy
41
42 resets:
43 items:
44 - description: USB OTG reset
45 - description: USB Host 1 Controller reset
46
47 reset-names:
48 items:
49 - const: usb0_reset
50 - const: usb1_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 usb1_vbus-supply:
65 description: Regulator controlling USB1 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/sun8i-a23-a33-ccu.h>
83 #include <dt-bindings/reset/sun8i-a23-a33-ccu.h>
84
85 phy@1c19400 {
86 #phy-cells = <1>;
87 compatible = "allwinner,sun8i-a23-usb-phy";
88 reg = <0x01c19400 0x10>, <0x01c1a800 0x4>;
89 reg-names = "phy_ctrl", "pmu1";
90 clocks = <&ccu CLK_USB_PHY0>,
91 <&ccu CLK_USB_PHY1>;
92 clock-names = "usb0_phy",
93 "usb1_phy";
94 resets = <&ccu RST_USB_PHY0>,
95 <&ccu RST_USB_PHY1>;
96 reset-names = "usb0_reset",
97 "usb1_reset";
98 usb0_id_det-gpios = <&pio 1 3 GPIO_ACTIVE_HIGH>; /* PB3 */
99 usb0_vbus_power-supply = <&usb_power_supply>;
100 usb0_vbus-supply = <®_drivevbus>;
101 usb1_vbus-supply = <®_usb1_vbus>;
102 };