Document Allwinner v853 USB phy. Signed-off-by: Andras Szemzo <szemzo.andras@xxxxxxxxx> --- .../phy/allwinner,sun8i-v853-usb-phy.yaml | 89 +++++++++++++++++++ 1 file changed, 89 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/allwinner,sun8i-v853-usb-phy.yaml diff --git a/Documentation/devicetree/bindings/phy/allwinner,sun8i-v853-usb-phy.yaml b/Documentation/devicetree/bindings/phy/allwinner,sun8i-v853-usb-phy.yaml new file mode 100644 index 000000000000..773c3f476db8 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/allwinner,sun8i-v853-usb-phy.yaml @@ -0,0 +1,89 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/phy/allwinner,sun8i-v853-usb-phy.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Allwinner V853 USB PHY + +maintainers: + - Chen-Yu Tsai <wens@xxxxxxxx> + - Maxime Ripard <mripard@xxxxxxxxxx> + +properties: + "#phy-cells": + const: 1 + + compatible: + const: + - allwinner,sun8i-v853-usb-phy + + reg: + items: + - description: PHY Control registers + - description: PHY PMU0 registers + + reg-names: + items: + - const: phy_ctrl + - const: pmu0 + + clocks: + maxItems: 1 + description: USB OHCI PHY bus clock + + clock-names: + const: usb0_phy + + resets: + maxItems: 1 + description: USB OHCI reset + + reset-names: + const: usb0_reset + + usb0_id_det-gpios: + maxItems: 1 + description: GPIO to the USB OTG ID pin + + usb0_vbus_det-gpios: + maxItems: 1 + description: GPIO to the USB OTG VBUS detect pin + + usb0_vbus_power-supply: + description: Power supply to detect the USB OTG VBUS + + usb0_vbus-supply: + description: Regulator controlling USB OTG VBUS + +required: + - "#phy-cells" + - compatible + - clocks + - clock-names + - reg + - reg-names + - resets + - reset-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/clock/sun8i-v853-ccu.h> + #include <dt-bindings/reset/sun8i-v853-ccu.h> + + usbphy: phy@4100400 { + #phy-cells = <1>; + compatible = "allwinner,sun8i-v853-usb-phy"; + reg = <0x4100400 0x100>, + <0x4101800 0x100>; + reg-names = "phy_ctrl", + "pmu0"; + clocks = <&ccu CLK_USB_OHCI>; + clock-names = "usb0_phy"; + resets = <&ccu RST_USB_PHY>; + reset-names = "usb0_reset"; + usb0_id_det-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; + }; -- 2.39.5
