xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/usb/ti,hd3ss3220.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/usb/ti,hd3ss3220.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: TI HD3SS3220 TypeC DRP Port Controller
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Biju Das <biju.das.jz@bp.renesas.com>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyundescription: |-
13*4882a593Smuzhiyun  HD3SS3220 is a USB SuperSpeed (SS) 2:1 mux with DRP port controller. The device provides Channel
14*4882a593Smuzhiyun  Configuration (CC) logic and 5V VCONN sourcing for ecosystems implementing USB Type-C. The
15*4882a593Smuzhiyun  HD3SS3220 can be configured as a Downstream Facing Port (DFP), Upstream Facing Port (UFP) or a
16*4882a593Smuzhiyun  Dual Role Port (DRP) making it ideal for any application.
17*4882a593Smuzhiyun
18*4882a593Smuzhiyunproperties:
19*4882a593Smuzhiyun  compatible:
20*4882a593Smuzhiyun    const: ti,hd3ss3220
21*4882a593Smuzhiyun
22*4882a593Smuzhiyun  reg:
23*4882a593Smuzhiyun    maxItems: 1
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun  interrupts:
26*4882a593Smuzhiyun    maxItems: 1
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun  ports:
29*4882a593Smuzhiyun    description: OF graph bindings (specified in bindings/graph.txt) that model
30*4882a593Smuzhiyun      SS data bus to the SS capable connector.
31*4882a593Smuzhiyun    type: object
32*4882a593Smuzhiyun    properties:
33*4882a593Smuzhiyun      port@0:
34*4882a593Smuzhiyun        type: object
35*4882a593Smuzhiyun        description: Super Speed (SS) MUX inputs connected to SS capable connector.
36*4882a593Smuzhiyun        $ref: /connector/usb-connector.yaml#/properties/ports/properties/port@1
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun      port@1:
39*4882a593Smuzhiyun        type: object
40*4882a593Smuzhiyun        description: Output of 2:1 MUX connected to Super Speed (SS) data bus.
41*4882a593Smuzhiyun
42*4882a593Smuzhiyun    required:
43*4882a593Smuzhiyun      - port@0
44*4882a593Smuzhiyun      - port@1
45*4882a593Smuzhiyun
46*4882a593Smuzhiyunrequired:
47*4882a593Smuzhiyun  - compatible
48*4882a593Smuzhiyun  - reg
49*4882a593Smuzhiyun  - interrupts
50*4882a593Smuzhiyun
51*4882a593SmuzhiyunadditionalProperties: false
52*4882a593Smuzhiyun
53*4882a593Smuzhiyunexamples:
54*4882a593Smuzhiyun  - |
55*4882a593Smuzhiyun    i2c0 {
56*4882a593Smuzhiyun        #address-cells = <1>;
57*4882a593Smuzhiyun        #size-cells = <0>;
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun        hd3ss3220@47 {
60*4882a593Smuzhiyun                compatible = "ti,hd3ss3220";
61*4882a593Smuzhiyun                reg = <0x47>;
62*4882a593Smuzhiyun                interrupt-parent = <&gpio6>;
63*4882a593Smuzhiyun                interrupts = <3>;
64*4882a593Smuzhiyun
65*4882a593Smuzhiyun                ports {
66*4882a593Smuzhiyun                        #address-cells = <1>;
67*4882a593Smuzhiyun                        #size-cells = <0>;
68*4882a593Smuzhiyun                        port@0 {
69*4882a593Smuzhiyun                                reg = <0>;
70*4882a593Smuzhiyun                                hd3ss3220_in_ep: endpoint {
71*4882a593Smuzhiyun                                        remote-endpoint = <&ss_ep>;
72*4882a593Smuzhiyun                                };
73*4882a593Smuzhiyun                        };
74*4882a593Smuzhiyun                        port@1 {
75*4882a593Smuzhiyun                                reg = <1>;
76*4882a593Smuzhiyun                                hd3ss3220_out_ep: endpoint {
77*4882a593Smuzhiyun                                        remote-endpoint = <&usb3_role_switch>;
78*4882a593Smuzhiyun                                };
79*4882a593Smuzhiyun                        };
80*4882a593Smuzhiyun                };
81*4882a593Smuzhiyun        };
82*4882a593Smuzhiyun    };
83