linux-zen-desktop/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml

116 lines
2.8 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/usb/starfive,jh7110-usb.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: StarFive JH7110 wrapper module for the Cadence USBSS-DRD controller
maintainers:
- Minda Chen <minda.chen@starfivetech.com>
properties:
compatible:
const: starfive,jh7110-usb
ranges: true
starfive,stg-syscon:
$ref: /schemas/types.yaml#/definitions/phandle-array
items:
- items:
- description: phandle to System Register Controller stg_syscon node.
- description: dr mode register offset of STG_SYSCONSAIF__SYSCFG register for USB.
description:
The phandle to System Register Controller syscon node and the offset
of STG_SYSCONSAIF__SYSCFG register for USB.
dr_mode:
enum: [host, otg, peripheral]
"#address-cells":
enum: [1, 2]
"#size-cells":
enum: [1, 2]
clocks:
items:
- description: link power management clock
- description: standby clock
- description: APB clock
- description: AXI clock
- description: UTMI APB clock
clock-names:
items:
- const: lpm
- const: stb
- const: apb
- const: axi
- const: utmi_apb
resets:
items:
- description: Power up reset
- description: APB clock reset
- description: AXI clock reset
- description: UTMI APB clock reset
reset-names:
items:
- const: pwrup
- const: apb
- const: axi
- const: utmi_apb
patternProperties:
"^usb@[0-9a-f]+$":
$ref: cdns,usb3.yaml#
description: Required child node
required:
- compatible
- ranges
- starfive,stg-syscon
- '#address-cells'
- '#size-cells'
- dr_mode
- clocks
- resets
additionalProperties: false
examples:
- |
usb@10100000 {
compatible = "starfive,jh7110-usb";
ranges = <0x0 0x10100000 0x100000>;
#address-cells = <1>;
#size-cells = <1>;
starfive,stg-syscon = <&stg_syscon 0x4>;
clocks = <&syscrg 4>,
<&stgcrg 5>,
<&stgcrg 1>,
<&stgcrg 3>,
<&stgcrg 2>;
clock-names = "lpm", "stb", "apb", "axi", "utmi_apb";
resets = <&stgcrg 10>,
<&stgcrg 8>,
<&stgcrg 7>,
<&stgcrg 9>;
reset-names = "pwrup", "apb", "axi", "utmi_apb";
dr_mode = "host";
usb@0 {
compatible = "cdns,usb3";
reg = <0x0 0x10000>,
<0x10000 0x10000>,
<0x20000 0x10000>;
reg-names = "otg", "xhci", "dev";
interrupts = <100>, <108>, <110>;
interrupt-names = "host", "peripheral", "otg";
maximum-speed = "super-speed";
};
};