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     1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/iio/samsung,sensorhub-rinato.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Samsung Sensorhub driver
    8 
    9 maintainers:
   10   - Jonathan Cameron <jic23@kernel.org>
   11 
   12 description: |
   13   Sensorhub is a MCU which manages several sensors and also plays the role
   14   of a virtual sensor device.
   15 
   16 properties:
   17   compatible:
   18     enum:
   19       - samsung,sensorhub-rinato
   20       - samsung,sensorhub-thermostat
   21 
   22   reg:
   23     maxItems: 1
   24 
   25   interrupts:
   26     maxItems: 1
   27 
   28   ap-mcu-gpios:
   29     maxItems: 1
   30     description:
   31       Application Processor to sensorhub line - used during communication
   32 
   33   mcu-ap-gpios:
   34     maxItems: 1
   35     description:
   36       Sensorhub to Application Processor - used during communication
   37 
   38   mcu-reset-gpios:
   39     maxItems: 1
   40     description:
   41       Reset the sensorhub.
   42 
   43   spi-max-frequency: true
   44 
   45 additionalProperties: false
   46 
   47 required:
   48   - compatible
   49   - reg
   50   - interrupts
   51   - ap-mcu-gpios
   52   - mcu-ap-gpios
   53   - mcu-reset-gpios
   54 
   55 examples:
   56   - |
   57     spi {
   58         #address-cells = <1>;
   59         #size-cells = <0>;
   60 
   61         sensorhub@0 {
   62             compatible = "samsung,sensorhub-rinato";
   63             reg = <0>;
   64             spi-max-frequency = <5000000>;
   65             interrupt-parent = <&gpx0>;
   66             interrupts = <2 0>;
   67             ap-mcu-gpios = <&gpx0 0 0>;
   68             mcu-ap-gpios = <&gpx0 4 0>;
   69             mcu-reset-gpios = <&gpx0 5 0>;
   70         };
   71     };
   72 ...
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