| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 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 | |
| 7 | title: Allwinner A23 USB PHY |
| 8 | |
| 9 | maintainers: |
| 10 | - Chen-Yu Tsai <wens@csie.org> |
| 11 | - Maxime Ripard <mripard@kernel.org> |
| 12 | |
| 13 | properties: |
| 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 | maxItems: 1 |
| 54 | description: GPIO to the USB OTG ID pin |
| 55 | |
| 56 | usb0_vbus_det-gpios: |
| 57 | maxItems: 1 |
| 58 | description: GPIO to the USB OTG VBUS detect pin |
| 59 | |
| 60 | usb0_vbus_power-supply: |
| 61 | description: Power supply to detect the USB OTG VBUS |
| 62 | |
| 63 | usb0_vbus-supply: |
| 64 | description: Regulator controlling USB OTG VBUS |
| 65 | |
| 66 | usb1_vbus-supply: |
| 67 | description: Regulator controlling USB1 Host controller |
| 68 | |
| 69 | required: |
| 70 | - "#phy-cells" |
| 71 | - compatible |
| 72 | - clocks |
| 73 | - clock-names |
| 74 | - reg |
| 75 | - reg-names |
| 76 | - resets |
| 77 | - reset-names |
| 78 | |
| 79 | additionalProperties: false |
| 80 | |
| 81 | examples: |
| 82 | - | |
| 83 | #include <dt-bindings/gpio/gpio.h> |
| 84 | #include <dt-bindings/clock/sun8i-a23-a33-ccu.h> |
| 85 | #include <dt-bindings/reset/sun8i-a23-a33-ccu.h> |
| 86 | |
| 87 | phy@1c19400 { |
| 88 | #phy-cells = <1>; |
| 89 | compatible = "allwinner,sun8i-a23-usb-phy"; |
| 90 | reg = <0x01c19400 0x10>, <0x01c1a800 0x4>; |
| 91 | reg-names = "phy_ctrl", "pmu1"; |
| 92 | clocks = <&ccu CLK_USB_PHY0>, |
| 93 | <&ccu CLK_USB_PHY1>; |
| 94 | clock-names = "usb0_phy", |
| 95 | "usb1_phy"; |
| 96 | resets = <&ccu RST_USB_PHY0>, |
| 97 | <&ccu RST_USB_PHY1>; |
| 98 | reset-names = "usb0_reset", |
| 99 | "usb1_reset"; |
| 100 | usb0_id_det-gpios = <&pio 1 3 GPIO_ACTIVE_HIGH>; /* PB3 */ |
| 101 | usb0_vbus_power-supply = <&usb_power_supply>; |
| 102 | usb0_vbus-supply = <®_drivevbus>; |
| 103 | usb1_vbus-supply = <®_usb1_vbus>; |
| 104 | }; |