linuxdebug/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.yaml

189 lines
4.0 KiB
YAML

# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/phy/phy-rockchip-inno-usb2.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Rockchip USB2.0 phy with inno IP block
maintainers:
- Heiko Stuebner <heiko@sntech.de>
properties:
compatible:
enum:
- rockchip,px30-usb2phy
- rockchip,rk3128-usb2phy
- rockchip,rk3228-usb2phy
- rockchip,rk3308-usb2phy
- rockchip,rk3328-usb2phy
- rockchip,rk3366-usb2phy
- rockchip,rk3399-usb2phy
- rockchip,rk3568-usb2phy
- rockchip,rv1108-usb2phy
reg:
maxItems: 1
clock-output-names:
description:
The usb 480m output clock name.
"#clock-cells":
const: 0
clocks:
maxItems: 1
clock-names:
const: phyclk
assigned-clocks:
description:
Phandle of the usb 480m clock.
assigned-clock-parents:
description:
Parent of the usb 480m clock.
Select between usb-phy output 480m and xin24m.
Refer to clk/clock-bindings.txt for generic clock consumer properties.
extcon:
description:
Phandle to the extcon device providing the cable state for the otg phy.
interrupts:
description: Muxed interrupt for both ports
maxItems: 1
rockchip,usbgrf:
$ref: /schemas/types.yaml#/definitions/phandle
description:
Phandle to the syscon managing the 'usb general register files'.
When set the driver will request its phandle as one companion-grf
for some special SoCs (e.g rv1108).
host-port:
type: object
additionalProperties: false
properties:
"#phy-cells":
const: 0
interrupts:
description: host linestate interrupt
maxItems: 1
interrupt-names:
const: linestate
phy-supply:
description:
Phandle to a regulator that provides power to VBUS.
See ./phy-bindings.txt for details.
required:
- "#phy-cells"
otg-port:
type: object
additionalProperties: false
properties:
"#phy-cells":
const: 0
interrupts:
minItems: 1
maxItems: 3
interrupt-names:
oneOf:
- const: linestate
- const: otg-mux
- items:
- const: otg-bvalid
- const: otg-id
- const: linestate
phy-supply:
description:
Phandle to a regulator that provides power to VBUS.
See ./phy-bindings.txt for details.
required:
- "#phy-cells"
required:
- compatible
- reg
- clock-output-names
- "#clock-cells"
- host-port
- otg-port
allOf:
- if:
properties:
compatible:
contains:
const: rockchip,rk3568-usb2phy
then:
properties:
host-port:
properties:
interrupts: false
otg-port:
properties:
interrupts: false
required:
- interrupts
else:
properties:
interrupts: false
host-port:
required:
- interrupts
- interrupt-names
otg-port:
required:
- interrupts
- interrupt-names
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/rk3399-cru.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interrupt-controller/irq.h>
u2phy0: usb2phy@e450 {
compatible = "rockchip,rk3399-usb2phy";
reg = <0xe450 0x10>;
clocks = <&cru SCLK_USB2PHY0_REF>;
clock-names = "phyclk";
clock-output-names = "clk_usbphy0_480m";
#clock-cells = <0>;
u2phy0_host: host-port {
interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH 0>;
interrupt-names = "linestate";
#phy-cells = <0>;
};
u2phy0_otg: otg-port {
interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH 0>,
<GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH 0>,
<GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH 0>;
interrupt-names = "otg-bvalid", "otg-id", "linestate";
#phy-cells = <0>;
};
};