| 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,sun5i-a13-usb-phy.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Allwinner A13 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 | 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 | maxItems: 1 |
| 49 | description: GPIO to the USB OTG ID pin |
| 50 | |
| 51 | usb0_vbus_det-gpios: |
| 52 | maxItems: 1 |
| 53 | description: GPIO to the USB OTG VBUS detect pin |
| 54 | |
| 55 | usb0_vbus_power-supply: |
| 56 | description: Power supply to detect the USB OTG VBUS |
| 57 | |
| 58 | usb0_vbus-supply: |
| 59 | description: Regulator controlling USB OTG VBUS |
| 60 | |
| 61 | usb1_vbus-supply: |
| 62 | description: Regulator controlling USB1 Host controller |
| 63 | |
| 64 | required: |
| 65 | - "#phy-cells" |
| 66 | - compatible |
| 67 | - clocks |
| 68 | - clock-names |
| 69 | - reg |
| 70 | - reg-names |
| 71 | - resets |
| 72 | - reset-names |
| 73 | |
| 74 | additionalProperties: false |
| 75 | |
| 76 | examples: |
| 77 | - | |
| 78 | #include <dt-bindings/gpio/gpio.h> |
| 79 | #include <dt-bindings/clock/sun5i-ccu.h> |
| 80 | #include <dt-bindings/reset/sun5i-ccu.h> |
| 81 | |
| 82 | phy@1c13400 { |
| 83 | #phy-cells = <1>; |
| 84 | compatible = "allwinner,sun5i-a13-usb-phy"; |
| 85 | reg = <0x01c13400 0x10>, <0x01c14800 0x4>; |
| 86 | reg-names = "phy_ctrl", "pmu1"; |
| 87 | clocks = <&ccu CLK_USB_PHY0>; |
| 88 | clock-names = "usb_phy"; |
| 89 | resets = <&ccu RST_USB_PHY0>, <&ccu RST_USB_PHY1>; |
| 90 | reset-names = "usb0_reset", "usb1_reset"; |
| 91 | usb0_id_det-gpios = <&pio 6 2 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PG2 */ |
| 92 | usb0_vbus_det-gpios = <&pio 6 1 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>; /* PG1 */ |
| 93 | usb0_vbus-supply = <®_usb0_vbus>; |
| 94 | usb1_vbus-supply = <®_usb1_vbus>; |
| 95 | }; |