mirror of https://github.com/torvalds/linux.git
107 lines
2.6 KiB
YAML
107 lines
2.6 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/reset/renesas,rzg2l-usbphy-ctrl.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Renesas RZ/{G2L,V2L} USBPHY Control
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maintainers:
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- Biju Das <biju.das.jz@bp.renesas.com>
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description:
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The RZ/G2L USBPHY Control mainly controls reset and power down of the
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USB/PHY.
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properties:
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compatible:
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oneOf:
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- items:
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- enum:
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- renesas,r9a07g043-usbphy-ctrl # RZ/G2UL and RZ/Five
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- renesas,r9a07g044-usbphy-ctrl # RZ/G2{L,LC}
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- renesas,r9a07g054-usbphy-ctrl # RZ/V2L
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- const: renesas,rzg2l-usbphy-ctrl
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- const: renesas,r9a08g045-usbphy-ctrl # RZ/G3S
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reg:
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maxItems: 1
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clocks:
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maxItems: 1
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resets:
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maxItems: 1
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power-domains:
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maxItems: 1
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'#reset-cells':
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const: 1
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description: |
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The phandle's argument in the reset specifier is the PHY reset associated
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with the USB port.
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0 = Port 1 Phy reset
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1 = Port 2 Phy reset
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regulator-vbus:
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type: object
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description: USB VBUS regulator
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$ref: /schemas/regulator/regulator.yaml#
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unevaluatedProperties: false
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renesas,sysc-pwrrdy:
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description:
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The system controller PWRRDY indicates to the USB PHY if the power supply
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is ready. PWRRDY needs to be set during power-on before applying any
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other settings. It also needs to be set before powering off the USB.
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$ref: /schemas/types.yaml#/definitions/phandle-array
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items:
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- items:
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- description:
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System controller phandle required by USB PHY CTRL driver to set
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PWRRDY
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- description: Register offset associated with PWRRDY
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- description: Register bitmask associated with PWRRDY
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required:
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- compatible
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- reg
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- clocks
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- resets
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- power-domains
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- '#reset-cells'
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- regulator-vbus
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allOf:
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- if:
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properties:
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compatible:
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contains:
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const: renesas,r9a08g045-usbphy-ctrl
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then:
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required:
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- renesas,sysc-pwrrdy
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else:
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properties:
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renesas,sysc-pwrrdy: false
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/clock/r9a07g044-cpg.h>
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phyrst: usbphy-ctrl@11c40000 {
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compatible = "renesas,r9a07g044-usbphy-ctrl",
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"renesas,rzg2l-usbphy-ctrl";
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reg = <0x11c40000 0x10000>;
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clocks = <&cpg CPG_MOD R9A07G044_USB_PCLK>;
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resets = <&cpg R9A07G044_USB_PRESETN>;
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power-domains = <&cpg>;
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#reset-cells = <1>;
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regulator-vbus {
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regulator-name = "vbus";
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};
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};
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