Documentation/devicetree/bindings/i2c/nxp,pca9541.yaml

   1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/i2c/nxp,pca9541.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: NXP PCA9541 I2C bus master selector
   8
   9 maintainers:
  10   - Peter Rosin <peda@axentia.se>
  11
  12 properties:
  13   compatible:
  14     const: nxp,pca9541
  15
  16   reg:
  17     maxItems: 1
  18
  19   i2c-arb:
  20     type: object
  21     $ref: /schemas/i2c/i2c-controller.yaml
  22     unevaluatedProperties: false
  23     description:
  24       I2C arbitration bus node.
  25
  26 required:
  27   - compatible
  28   - reg
  29   - i2c-arb
  30
  31 additionalProperties: false
  32
  33 examples:
  34   - |
  35     #include <dt-bindings/gpio/gpio.h>
  36     #include <dt-bindings/interrupt-controller/irq.h>
  37
  38     i2c {
  39         #address-cells = <1>;
  40         #size-cells = <0>;
  41
  42         i2c-arbitrator@74 {
  43             compatible = "nxp,pca9541";
  44             reg = <0x74>;
  45
  46             i2c-arb {
  47                 #address-cells = <1>;
  48                 #size-cells = <0>;
  49
  50                 eeprom@54 {
  51                     compatible = "atmel,24c08";
  52                     reg = <0x54>;
  53                 };
  54             };
  55         };
  56     };