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$id: http://devicetree.org/schemas/phy/allwinner,sun5i-a13-usb-phy.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Allwinner A13 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,sun5i-a13-usb-phy
19
20 reg:
21 items:
22 - description: PHY Control registers
23 - description: PHY PMU1 registers
24
25 reg-names:
26 items:
27 - const: phy_ctrl
28 - const: pmu1
29
30 clocks:
31 maxItems: 1
32 description: USB OTG PHY bus clock
33
34 clock-names:
35 const: usb_phy
36
37 resets:
38 items:
39 - description: USB OTG reset
40 - description: USB Host 1 Controller reset
41
42 reset-names:
43 items:
44 - const: usb0_reset
45 - const: usb1_reset
46
47 usb0_id_det-gpios:
48 description: GPIO to the USB OTG ID pin
49
50 usb0_vbus_det-gpios:
51 description: GPIO to the USB OTG VBUS detect pin
52
53 usb0_vbus_power-supply:
54 description: Power supply to detect the USB OTG VBUS
55
56 usb0_vbus-supply:
57 description: Regulator controlling USB OTG VBUS
58
59 usb1_vbus-supply:
60 description: Regulator controlling USB1 Host controller
61
62required:
63 - "#phy-cells"
64 - compatible
65 - clocks
66 - clock-names
67 - reg
68 - reg-names
69 - resets
70 - reset-names
71
72additionalProperties: false
73
74examples:
75 - |
76 #include <dt-bindings/gpio/gpio.h>
77 #include <dt-bindings/clock/sun5i-ccu.h>
78 #include <dt-bindings/reset/sun5i-ccu.h>
79
80 phy@1c13400 {
81 #phy-cells = <1>;
82 compatible = "allwinner,sun5i-a13-usb-phy";
83 reg = <0x01c13400 0x10>, <0x01c14800 0x4>;
84 reg-names = "phy_ctrl", "pmu1";
85 clocks = <&ccu CLK_USB_PHY0>;
86 clock-names = "usb_phy";
87 resets = <&ccu RST_USB_PHY0>, <&ccu RST_USB_PHY1>;
88 reset-names = "usb0_reset", "usb1_reset";
89 usb0_id_det-gpios = <&pio 6 2 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PG2 */
90 usb0_vbus_det-gpios = <&pio 6 1 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>; /* PG1 */
91 usb0_vbus-supply = <®_usb0_vbus>;
92 usb1_vbus-supply = <®_usb1_vbus>;
93 };