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# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/phy/brcm,brcmstb-usb-phy.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Broadcom STB USB PHY
description: Broadcom's PHY that handles EHCI/OHCI and/or XHCI
maintainers:
- Al Cooper <alcooperx@gmail.com>
- Rafał Miłecki <rafal@milecki.pl>
properties:
compatible:
enum:
- brcm,bcm4908-usb-phy
- brcm,bcm7211-usb-phy
- brcm,bcm7216-usb-phy
- brcm,brcmstb-usb-phy
reg:
minItems: 1
items:
- description: the base CTRL register
- description: XHCI EC register
- description: XHCI GBL register
- description: USB PHY register
- description: USB MDIO register
- description: BDC register
reg-names:
minItems: 1
items:
- const: ctrl
- const: xhci_ec
- const: xhci_gbl
- const: usb_phy
- const: usb_mdio
- const: bdc_ec
power-domains:
maxItems: 1
clocks:
minItems: 1
maxItems: 2
clock-names:
minItems: 1
items:
- const: sw_usb
- const: sw_usb3
interrupts:
description: wakeup interrupt
interrupt-names:
const: wake
brcm,ipp:
$ref: /schemas/types.yaml#/definitions/uint32
description: Invert Port Power
minimum: 0
maximum: 1
brcm,ioc:
$ref: /schemas/types.yaml#/definitions/uint32
description: Invert Over Current detection
minimum: 0
maximum: 1
dr_mode:
description: PHY Device mode. If this property is not defined, the PHY will
default to "host" mode.
enum:
- host
- peripheral
- drd
- typec-pd
brcm,syscon-piarbctl:
description: phandle to syscon for handling config registers
$ref: /schemas/types.yaml#/definitions/phandle
brcm,has-xhci:
description: Indicates the PHY has an XHCI PHY.
type: boolean
brcm,has-eohci:
description: Indicates the PHY has an EHCI/OHCI PHY.
type: boolean
"#phy-cells":
description: |
Cell allows setting the type of the PHY. Possible values are:
- PHY_TYPE_USB2 for USB1.1/2.0 PHY
- PHY_TYPE_USB3 for USB3.x PHY
const: 1
required:
- reg
- "#phy-cells"
anyOf:
- required:
- brcm,has-xhci
- required:
- brcm,has-eohci
allOf:
- if:
properties:
compatible:
contains:
enum:
- const: brcm,bcm4908-usb-phy
- const: brcm,brcmstb-usb-phy
then:
properties:
reg:
minItems: 1
maxItems: 2
- if:
properties:
compatible:
contains:
const: brcm,bcm7211-usb-phy
then:
properties:
reg:
minItems: 5
maxItems: 6
reg-names:
minItems: 5
maxItems: 6
- if:
properties:
compatible:
contains:
const: brcm,bcm7216-usb-phy
then:
properties:
reg:
minItems: 3
maxItems: 3
reg-names:
minItems: 3
maxItems: 3
additionalProperties: false
examples:
- |
#include <dt-bindings/phy/phy.h>
usb-phy@f0470200 {
compatible = "brcm,brcmstb-usb-phy";
reg = <0xf0470200 0xb8>,
<0xf0471940 0x6c0>;
#phy-cells = <1>;
dr_mode = "host";
brcm,ioc = <1>;
brcm,ipp = <1>;
brcm,has-xhci;
brcm,has-eohci;
clocks = <&usb20>, <&usb30>;
clock-names = "sw_usb", "sw_usb3";
};
- |
#include <dt-bindings/phy/phy.h>
usb-phy@29f0200 {
compatible = "brcm,bcm7211-usb-phy";
reg = <0x29f0200 0x200>,
<0x29c0880 0x30>,
<0x29cc100 0x534>,
<0x2808000 0x24>,
<0x2980080 0x8>;
reg-names = "ctrl",
"xhci_ec",
"xhci_gbl",
"usb_phy",
"usb_mdio";
brcm,ioc = <0x0>;
brcm,ipp = <0x0>;
interrupts = <0x30>;
interrupt-parent = <&vpu_intr1_nosec_intc>;
interrupt-names = "wake";
#phy-cells = <0x1>;
brcm,has-xhci;
brcm,syscon-piarbctl = <&syscon_piarbctl>;
clocks = <&scmi_clk 256>;
clock-names = "sw_usb";
};
|
