linux/Documentation/devicetree/bindings/phy/bcm-ns-usb3-phy.yaml

63 lines
1.3 KiB
YAML

# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/phy/bcm-ns-usb3-phy.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Broadcom Northstar USB 3.0 PHY
description: |
Initialization of USB 3.0 PHY depends on Northstar version. There are currently
three known series: Ax, Bx and Cx.
Known A0: BCM4707 rev 0
Known B0: BCM4707 rev 4, BCM53573 rev 2
Known B1: BCM4707 rev 6
Known C0: BCM47094 rev 0
maintainers:
- Rafał Miłecki <rafal@milecki.pl>
properties:
compatible:
enum:
- brcm,ns-ax-usb3-phy
- brcm,ns-bx-usb3-phy
reg:
description: address of MDIO bus device
maxItems: 1
usb3-dmp-syscon:
$ref: /schemas/types.yaml#/definitions/phandle
description:
Phandle to the DMP (Device Management Plugin) syscon
"#phy-cells":
const: 0
required:
- compatible
- reg
- usb3-dmp-syscon
- "#phy-cells"
additionalProperties: false
examples:
- |
mdio {
#address-cells = <1>;
#size-cells = <0>;
usb3-phy@10 {
compatible = "brcm,ns-ax-usb3-phy";
reg = <0x10>;
usb3-dmp-syscon = <&usb3_dmp>;
#phy-cells = <0>;
};
};
usb3_dmp: syscon@18105000 {
reg = <0x18105000 0x1000>;
};