xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/usb/intel,keembay-dwc3.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/usb/intel,keembay-dwc3.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Intel Keem Bay DWC3 USB controller
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Wan Ahmad Zainie <wan.ahmad.zainie.wan.mohamad@intel.com>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyunproperties:
13*4882a593Smuzhiyun  compatible:
14*4882a593Smuzhiyun    const: intel,keembay-dwc3
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun  clocks:
17*4882a593Smuzhiyun    maxItems: 4
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun  clock-names:
20*4882a593Smuzhiyun    items:
21*4882a593Smuzhiyun      - const: async_master
22*4882a593Smuzhiyun      - const: ref
23*4882a593Smuzhiyun      - const: alt_ref
24*4882a593Smuzhiyun      - const: suspend
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun  ranges: true
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun  '#address-cells':
29*4882a593Smuzhiyun    enum: [ 1, 2 ]
30*4882a593Smuzhiyun
31*4882a593Smuzhiyun  '#size-cells':
32*4882a593Smuzhiyun    enum: [ 1, 2 ]
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun# Required child node:
35*4882a593Smuzhiyun
36*4882a593SmuzhiyunpatternProperties:
37*4882a593Smuzhiyun  "^dwc3@[0-9a-f]+$":
38*4882a593Smuzhiyun    type: object
39*4882a593Smuzhiyun    description:
40*4882a593Smuzhiyun      A child node must exist to represent the core DWC3 IP block.
41*4882a593Smuzhiyun      The content of the node is defined in dwc3.txt.
42*4882a593Smuzhiyun
43*4882a593Smuzhiyunrequired:
44*4882a593Smuzhiyun  - compatible
45*4882a593Smuzhiyun  - clocks
46*4882a593Smuzhiyun  - clock-names
47*4882a593Smuzhiyun  - ranges
48*4882a593Smuzhiyun
49*4882a593SmuzhiyunadditionalProperties: false
50*4882a593Smuzhiyun
51*4882a593Smuzhiyunexamples:
52*4882a593Smuzhiyun  - |
53*4882a593Smuzhiyun    #include <dt-bindings/interrupt-controller/arm-gic.h>
54*4882a593Smuzhiyun    #include <dt-bindings/interrupt-controller/irq.h>
55*4882a593Smuzhiyun    #define KEEM_BAY_A53_AUX_USB
56*4882a593Smuzhiyun    #define KEEM_BAY_A53_AUX_USB_REF
57*4882a593Smuzhiyun    #define KEEM_BAY_A53_AUX_USB_ALT_REF
58*4882a593Smuzhiyun    #define KEEM_BAY_A53_AUX_USB_SUSPEND
59*4882a593Smuzhiyun
60*4882a593Smuzhiyun    usb {
61*4882a593Smuzhiyun          compatible = "intel,keembay-dwc3";
62*4882a593Smuzhiyun          clocks = <&scmi_clk KEEM_BAY_A53_AUX_USB>,
63*4882a593Smuzhiyun                   <&scmi_clk KEEM_BAY_A53_AUX_USB_REF>,
64*4882a593Smuzhiyun                   <&scmi_clk KEEM_BAY_A53_AUX_USB_ALT_REF>,
65*4882a593Smuzhiyun                   <&scmi_clk KEEM_BAY_A53_AUX_USB_SUSPEND>;
66*4882a593Smuzhiyun          clock-names = "async_master", "ref", "alt_ref", "suspend";
67*4882a593Smuzhiyun          ranges;
68*4882a593Smuzhiyun          #address-cells = <1>;
69*4882a593Smuzhiyun          #size-cells = <1>;
70*4882a593Smuzhiyun
71*4882a593Smuzhiyun          dwc3@34000000 {
72*4882a593Smuzhiyun                compatible = "snps,dwc3";
73*4882a593Smuzhiyun                reg = <0x34000000 0x10000>;
74*4882a593Smuzhiyun                interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
75*4882a593Smuzhiyun                dr_mode = "peripheral";
76*4882a593Smuzhiyun          };
77*4882a593Smuzhiyun    };
78