xref: /linux/Documentation/devicetree/bindings/i2c/ti,omap4-i2c.yaml (revision 55d0969c451159cff86949b38c39171cab962069)
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/i2c/ti,omap4-i2c.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: I2C controllers on TI's OMAP and K3 SoCs
8
9maintainers:
10  - Vignesh Raghavendra <vigneshr@ti.com>
11
12properties:
13  compatible:
14    oneOf:
15      - enum:
16          - ti,omap2420-i2c
17          - ti,omap2430-i2c
18          - ti,omap3-i2c
19          - ti,omap4-i2c
20      - items:
21          - enum:
22              - ti,am4372-i2c
23              - ti,am64-i2c
24              - ti,am654-i2c
25              - ti,j721e-i2c
26          - const: ti,omap4-i2c
27
28  reg:
29    maxItems: 1
30
31  interrupts:
32    maxItems: 1
33
34  clocks:
35    maxItems: 1
36
37  clock-names:
38    const: fck
39
40  power-domains: true
41
42  ti,hwmods:
43    description:
44      Must be "i2c<n>", n being the instance number (1-based).
45      This property is applicable only on legacy platforms mainly omap2/3
46      and ti81xx and should not be used on other platforms.
47    $ref: /schemas/types.yaml#/definitions/string
48    deprecated: true
49
50required:
51  - compatible
52  - reg
53  - interrupts
54
55allOf:
56  - $ref: /schemas/i2c/i2c-controller.yaml#
57
58  - if:
59      properties:
60        compatible:
61          enum:
62            - ti,omap2420-i2c
63            - ti,omap2430-i2c
64            - ti,omap3-i2c
65            - ti,omap4-i2c
66
67    then:
68      properties:
69        ti,hwmods:
70          items:
71            - pattern: "^i2c([1-9])$"
72
73    else:
74      properties:
75        ti,hwmods: false
76
77unevaluatedProperties: false
78
79examples:
80  - |
81    #include <dt-bindings/interrupt-controller/irq.h>
82    #include <dt-bindings/interrupt-controller/arm-gic.h>
83
84    main_i2c0: i2c@2000000 {
85        compatible = "ti,j721e-i2c", "ti,omap4-i2c";
86        reg = <0x2000000 0x100>;
87        interrupts = <GIC_SPI 200 IRQ_TYPE_LEVEL_HIGH>;
88        #address-cells = <1>;
89        #size-cells = <0>;
90    };
91