xref: /freebsd/sys/contrib/device-tree/Bindings/fsi/ibm,i2cr-fsi-master.yaml (revision 4757b351ea9d59d71d4a38b82506d2d16fcd560d) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/fsi/ibm,i2cr-fsi-master.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: IBM I2C Responder virtual FSI master
8
9maintainers:
10  - Eddie James <eajames@linux.ibm.com>
11
12description: |
13  The I2C Responder (I2CR) is a an I2C device that's connected to an FSI CFAM
14  (see fsi.txt). The I2CR translates I2C bus operations to FSI CFAM reads and
15  writes or SCOM operations, thereby acting as an FSI master.
16
17properties:
18  compatible:
19    enum:
20      - ibm,i2cr-fsi-master
21
22  reg:
23    maxItems: 1
24
25required:
26  - compatible
27  - reg
28
29allOf:
30  - $ref: fsi-controller.yaml#
31
32unevaluatedProperties: false
33
34examples:
35  - |
36    i2c {
37      #address-cells = <1>;
38      #size-cells = <0>;
39
40      i2cr@20 {
41        compatible = "ibm,i2cr-fsi-master";
42        reg = <0x20>;
43      };
44    };
45