1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/i2c/ti,omap 4 $id: http://devicetree.org/schemas/i2c/ti,omap4-i2c.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: I2C controllers on TI's OMAP and K3 SoC !! 7 title: Bindings for I2C controllers on TI's OMAP and K3 SoCs
8 8
9 maintainers: 9 maintainers:
10 - Vignesh Raghavendra <vigneshr@ti.com> 10 - Vignesh Raghavendra <vigneshr@ti.com>
11 11
12 properties: 12 properties:
13 compatible: 13 compatible:
14 oneOf: 14 oneOf:
15 - enum: 15 - enum:
16 - ti,omap2420-i2c 16 - ti,omap2420-i2c
17 - ti,omap2430-i2c 17 - ti,omap2430-i2c
18 - ti,omap3-i2c 18 - ti,omap3-i2c
19 - ti,omap4-i2c 19 - ti,omap4-i2c
20 - items: 20 - items:
21 - enum: 21 - enum:
22 - ti,am4372-i2c 22 - ti,am4372-i2c
23 - ti,am64-i2c 23 - ti,am64-i2c
24 - ti,am654-i2c 24 - ti,am654-i2c
25 - ti,j721e-i2c 25 - ti,j721e-i2c
26 - const: ti,omap4-i2c 26 - const: ti,omap4-i2c
27 27
28 reg: 28 reg:
29 maxItems: 1 29 maxItems: 1
30 30
31 interrupts: 31 interrupts:
32 maxItems: 1 32 maxItems: 1
33 33
34 clocks: 34 clocks:
35 maxItems: 1 35 maxItems: 1
36 36
37 clock-names: 37 clock-names:
38 const: fck 38 const: fck
39 39
>> 40 clock-frequency: true
>> 41
40 power-domains: true 42 power-domains: true
41 43
>> 44 "#address-cells":
>> 45 const: 1
>> 46
>> 47 "#size-cells":
>> 48 const: 0
>> 49
42 ti,hwmods: 50 ti,hwmods:
43 description: 51 description:
44 Must be "i2c<n>", n being the instance n 52 Must be "i2c<n>", n being the instance number (1-based).
45 This property is applicable only on lega 53 This property is applicable only on legacy platforms mainly omap2/3
46 and ti81xx and should not be used on oth 54 and ti81xx and should not be used on other platforms.
47 $ref: /schemas/types.yaml#/definitions/str 55 $ref: /schemas/types.yaml#/definitions/string
48 deprecated: true 56 deprecated: true
49 57
>> 58 # subnode's properties
>> 59 patternProperties:
>> 60 "@[0-9a-f]+$":
>> 61 type: object
>> 62 description:
>> 63 Flash device uses the below defined properties in the subnode.
>> 64
50 required: 65 required:
51 - compatible 66 - compatible
52 - reg 67 - reg
53 - interrupts 68 - interrupts
54 69
55 allOf: !! 70 additionalProperties: false
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 71
77 unevaluatedProperties: false !! 72 if:
>> 73 properties:
>> 74 compatible:
>> 75 enum:
>> 76 - ti,omap2420-i2c
>> 77 - ti,omap2430-i2c
>> 78 - ti,omap3-i2c
>> 79 - ti,omap4-i2c
>> 80
>> 81 then:
>> 82 properties:
>> 83 ti,hwmods:
>> 84 items:
>> 85 - pattern: "^i2c([1-9])$"
>> 86
>> 87 else:
>> 88 properties:
>> 89 ti,hwmods: false
78 90
79 examples: 91 examples:
80 - | 92 - |
81 #include <dt-bindings/interrupt-controller 93 #include <dt-bindings/interrupt-controller/irq.h>
82 #include <dt-bindings/interrupt-controller 94 #include <dt-bindings/interrupt-controller/arm-gic.h>
83 95
84 main_i2c0: i2c@2000000 { 96 main_i2c0: i2c@2000000 {
85 compatible = "ti,j721e-i2c", "ti,omap4 !! 97 compatible = "ti,j721e-i2c", "ti,omap4-i2c";
86 reg = <0x2000000 0x100>; !! 98 reg = <0x2000000 0x100>;
87 interrupts = <GIC_SPI 200 IRQ_TYPE_LEV !! 99 interrupts = <GIC_SPI 200 IRQ_TYPE_LEVEL_HIGH>;
88 #address-cells = <1>; !! 100 #address-cells = <1>;
89 #size-cells = <0>; !! 101 #size-cells = <0>;
90 }; !! 102 };
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