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104 lines
2.4 KiB
104 lines
2.4 KiB
# SPDX-License-Identifier: GPL-2.0 |
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%YAML 1.2 |
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--- |
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$id: http://devicetree.org/schemas/phy/allwinner,sun8i-a23-usb-phy.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: Allwinner A23 USB PHY Device Tree Bindings |
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maintainers: |
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- Chen-Yu Tsai <[email protected]> |
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- Maxime Ripard <[email protected]> |
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properties: |
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"#phy-cells": |
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const: 1 |
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compatible: |
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enum: |
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- allwinner,sun8i-a23-usb-phy |
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- allwinner,sun8i-a33-usb-phy |
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reg: |
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items: |
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- description: PHY Control registers |
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- description: PHY PMU1 registers |
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reg-names: |
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items: |
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- const: phy_ctrl |
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- const: pmu1 |
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clocks: |
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items: |
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- description: USB OTG PHY bus clock |
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- description: USB Host 0 PHY bus clock |
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clock-names: |
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items: |
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- const: usb0_phy |
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- const: usb1_phy |
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resets: |
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items: |
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- description: USB OTG reset |
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- description: USB Host 1 Controller reset |
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reset-names: |
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items: |
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- const: usb0_reset |
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- const: usb1_reset |
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usb0_id_det-gpios: |
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maxItems: 1 |
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description: GPIO to the USB OTG ID pin |
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usb0_vbus_det-gpios: |
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maxItems: 1 |
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description: GPIO to the USB OTG VBUS detect pin |
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usb0_vbus_power-supply: |
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description: Power supply to detect the USB OTG VBUS |
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usb0_vbus-supply: |
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description: Regulator controlling USB OTG VBUS |
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usb1_vbus-supply: |
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description: Regulator controlling USB1 Host controller |
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required: |
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- "#phy-cells" |
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- compatible |
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- clocks |
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- clock-names |
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- reg |
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- reg-names |
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- resets |
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- reset-names |
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additionalProperties: false |
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examples: |
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- | |
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#include <dt-bindings/gpio/gpio.h> |
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#include <dt-bindings/clock/sun8i-a23-a33-ccu.h> |
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#include <dt-bindings/reset/sun8i-a23-a33-ccu.h> |
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phy@1c19400 { |
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#phy-cells = <1>; |
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compatible = "allwinner,sun8i-a23-usb-phy"; |
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reg = <0x01c19400 0x10>, <0x01c1a800 0x4>; |
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reg-names = "phy_ctrl", "pmu1"; |
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clocks = <&ccu CLK_USB_PHY0>, |
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<&ccu CLK_USB_PHY1>; |
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clock-names = "usb0_phy", |
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"usb1_phy"; |
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resets = <&ccu RST_USB_PHY0>, |
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<&ccu RST_USB_PHY1>; |
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reset-names = "usb0_reset", |
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"usb1_reset"; |
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usb0_id_det-gpios = <&pio 1 3 GPIO_ACTIVE_HIGH>; /* PB3 */ |
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usb0_vbus_power-supply = <&usb_power_supply>; |
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usb0_vbus-supply = <®_drivevbus>; |
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usb1_vbus-supply = <®_usb1_vbus>; |
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};
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