xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/i2c/i2c-pxa.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0-only
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/i2c/i2c-pxa.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Marvell MMP I2C controller bindings
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Rob Herring <robh+dt@kernel.org>
11*4882a593Smuzhiyun
12*4882a593SmuzhiyunallOf:
13*4882a593Smuzhiyun  - $ref: /schemas/i2c/i2c-controller.yaml#
14*4882a593Smuzhiyun  - if:
15*4882a593Smuzhiyun      not:
16*4882a593Smuzhiyun        required:
17*4882a593Smuzhiyun          - mrvl,i2c-polling
18*4882a593Smuzhiyun    then:
19*4882a593Smuzhiyun      required:
20*4882a593Smuzhiyun        - interrupts
21*4882a593Smuzhiyun
22*4882a593Smuzhiyunproperties:
23*4882a593Smuzhiyun  compatible:
24*4882a593Smuzhiyun    enum:
25*4882a593Smuzhiyun      - mrvl,mmp-twsi
26*4882a593Smuzhiyun      - mrvl,pxa-i2c
27*4882a593Smuzhiyun      - marvell,armada-3700-i2c
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun  reg:
30*4882a593Smuzhiyun    maxItems: 1
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun  interrupts:
33*4882a593Smuzhiyun    maxItems: 1
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun  clocks:
36*4882a593Smuzhiyun    minItems: 1
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun  resets:
39*4882a593Smuzhiyun    minItems: 1
40*4882a593Smuzhiyun
41*4882a593Smuzhiyun  mrvl,i2c-polling:
42*4882a593Smuzhiyun    $ref: /schemas/types.yaml#/definitions/flag
43*4882a593Smuzhiyun    description: |
44*4882a593Smuzhiyun      Disable interrupt of i2c controller. Polling status register of i2c
45*4882a593Smuzhiyun      controller instead.
46*4882a593Smuzhiyun
47*4882a593Smuzhiyun  mrvl,i2c-fast-mode:
48*4882a593Smuzhiyun    $ref: /schemas/types.yaml#/definitions/flag
49*4882a593Smuzhiyun    description: Enable fast mode of i2c controller.
50*4882a593Smuzhiyun
51*4882a593SmuzhiyununevaluatedProperties: false
52*4882a593Smuzhiyun
53*4882a593Smuzhiyunrequired:
54*4882a593Smuzhiyun  - compatible
55*4882a593Smuzhiyun  - reg
56*4882a593Smuzhiyun  - interrupts
57*4882a593Smuzhiyun  - clocks
58*4882a593Smuzhiyun  - '#address-cells'
59*4882a593Smuzhiyun  - '#size-cells'
60*4882a593Smuzhiyun
61*4882a593Smuzhiyunexamples:
62*4882a593Smuzhiyun  - |
63*4882a593Smuzhiyun    #include <dt-bindings/clock/marvell,mmp2.h>
64*4882a593Smuzhiyun    i2c@d4011000 {
65*4882a593Smuzhiyun        compatible = "mrvl,mmp-twsi";
66*4882a593Smuzhiyun        reg = <0xd4011000 0x1000>;
67*4882a593Smuzhiyun        interrupts = <7>;
68*4882a593Smuzhiyun        clocks = <&soc_clocks MMP2_CLK_TWSI1>;
69*4882a593Smuzhiyun        mrvl,i2c-fast-mode;
70*4882a593Smuzhiyun        #address-cells = <1>;
71*4882a593Smuzhiyun        #size-cells = <0>;
72*4882a593Smuzhiyun    };
73*4882a593Smuzhiyun
74*4882a593Smuzhiyun...
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