xref: /freebsd/sys/contrib/device-tree/Bindings/usb/samsung,exynos-dwc3.yaml (revision 38a52bd3b5cac3da6f7f6eef3dd050e6aa08ebb3) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/usb/samsung,exynos-dwc3.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Samsung Exynos SoC USB 3.0 DWC3 Controller
8
9maintainers:
10  - Krzysztof Kozlowski <krzk@kernel.org>
11
12properties:
13  compatible:
14    enum:
15      - samsung,exynos5250-dwusb3
16      - samsung,exynos5433-dwusb3
17      - samsung,exynos7-dwusb3
18
19  '#address-cells':
20    const: 1
21
22  clocks:
23    minItems: 1
24    maxItems: 4
25
26  clock-names:
27    minItems: 1
28    maxItems: 4
29
30  ranges: true
31
32  '#size-cells':
33    const: 1
34
35  vdd10-supply:
36    description: 1.0V power supply
37
38  vdd33-supply:
39    description: 3.0V/3.3V power supply
40
41patternProperties:
42  "^usb@[0-9a-f]+$":
43    $ref: snps,dwc3.yaml#
44    description: Required child node
45
46required:
47  - compatible
48  - '#address-cells'
49  - clocks
50  - clock-names
51  - ranges
52  - '#size-cells'
53  - vdd10-supply
54  - vdd33-supply
55
56allOf:
57  - if:
58      properties:
59        compatible:
60          contains:
61            const: samsung,exynos5250-dwusb3
62    then:
63      properties:
64        clocks:
65          minItems: 1
66          maxItems: 1
67        clock-names:
68          items:
69            - const: usbdrd30
70
71  - if:
72      properties:
73        compatible:
74          contains:
75            const: samsung,exynos54333-dwusb3
76    then:
77      properties:
78        clocks:
79          minItems: 4
80          maxItems: 4
81        clock-names:
82          items:
83            - const: aclk
84            - const: susp_clk
85            - const: pipe_pclk
86            - const: phyclk
87
88  - if:
89      properties:
90        compatible:
91          contains:
92            const: samsung,exynos7-dwusb3
93    then:
94      properties:
95        clocks:
96          minItems: 3
97          maxItems: 3
98        clock-names:
99          items:
100            - const: usbdrd30
101            - const: usbdrd30_susp_clk
102            - const: usbdrd30_axius_clk
103
104additionalProperties: false
105
106examples:
107  - |
108    #include <dt-bindings/clock/exynos5420.h>
109    #include <dt-bindings/interrupt-controller/arm-gic.h>
110
111    usb {
112        compatible = "samsung,exynos5250-dwusb3";
113        #address-cells = <1>;
114        #size-cells = <1>;
115        ranges;
116        clocks = <&clock CLK_USBD300>;
117        clock-names = "usbdrd30";
118        vdd33-supply = <&ldo9_reg>;
119        vdd10-supply = <&ldo11_reg>;
120
121        usb@12000000 {
122            compatible = "snps,dwc3";
123            reg = <0x12000000 0x10000>;
124            interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
125            phys = <&usbdrd_phy0 0>, <&usbdrd_phy0 1>;
126            phy-names = "usb2-phy", "usb3-phy";
127            snps,dis_u3_susphy_quirk;
128        };
129    };
130