kernel/Documentation/devicetree/bindings/phy/renesas,usb2-phy.yaml
2024-07-22 17:22:30 +08:00

131 lines
3.1 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/phy/renesas,usb2-phy.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Renesas R-Car generation 3 USB 2.0 PHY
maintainers:
- Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
properties:
compatible:
oneOf:
- items:
- const: renesas,usb2-phy-r8a77470 # RZ/G1C
- items:
- enum:
- renesas,usb2-phy-r7s9210 # RZ/A2
- renesas,usb2-phy-r8a774a1 # RZ/G2M
- renesas,usb2-phy-r8a774b1 # RZ/G2N
- renesas,usb2-phy-r8a774c0 # RZ/G2E
- renesas,usb2-phy-r8a774e1 # RZ/G2H
- renesas,usb2-phy-r8a7795 # R-Car H3
- renesas,usb2-phy-r8a7796 # R-Car M3-W
- renesas,usb2-phy-r8a77961 # R-Car M3-W+
- renesas,usb2-phy-r8a77965 # R-Car M3-N
- renesas,usb2-phy-r8a77990 # R-Car E3
- renesas,usb2-phy-r8a77995 # R-Car D3
- const: renesas,rcar-gen3-usb2-phy
- items:
- enum:
- renesas,usb2-phy-r9a07g044 # RZ/G2{L,LC}
- const: renesas,rzg2l-usb2-phy # RZ/G2L family
reg:
maxItems: 1
clocks:
minItems: 1
maxItems: 2
clock-names:
minItems: 1
items:
- const: fck
- const: usb_x1
'#phy-cells':
enum: [0, 1] # and 0 is deprecated.
description: |
The phandle's argument in the PHY specifier is the INT_STATUS bit of
controller.
- 1 = USBH_INTA (OHCI)
- 2 = USBH_INTB (EHCI)
- 3 = UCOM_INT (OTG and BC)
interrupts:
maxItems: 1
power-domains:
maxItems: 1
resets:
minItems: 1
items:
- description: reset of USB 2.0 host side
- description: reset of USB 2.0 peripheral side
vbus-supply:
description: |
Phandle to a regulator that provides power to the VBUS. This regulator
will be managed during the PHY power on/off sequence.
renesas,no-otg-pins:
$ref: /schemas/types.yaml#/definitions/flag
description: |
specify when a board does not provide proper otg pins.
dr_mode: true
if:
properties:
compatible:
contains:
const: renesas,usb2-phy-r7s9210
then:
required:
- clock-names
required:
- compatible
- reg
- clocks
- '#phy-cells'
allOf:
- if:
properties:
compatible:
contains:
const: renesas,rzg2l-usb2-phy
then:
required:
- resets
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/r8a7795-cpg-mssr.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/power/r8a7795-sysc.h>
usb-phy@ee080200 {
compatible = "renesas,usb2-phy-r8a7795", "renesas,rcar-gen3-usb2-phy";
reg = <0xee080200 0x700>;
interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 703>;
#phy-cells = <1>;
};
usb-phy@ee0a0200 {
compatible = "renesas,usb2-phy-r8a7795", "renesas,rcar-gen3-usb2-phy";
reg = <0xee0a0200 0x700>;
clocks = <&cpg CPG_MOD 702>;
#phy-cells = <1>;
};