Documentation/devicetree/bindings/iio/accel/fsl,mma7455.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/iio/accel/fsl,mma7455.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Freescale MMA7455 and MMA7456 three axis accelerometers
   8
   9 maintainers:
  10   - Joachim Eastwood <manabian@gmail.com>
  11   - Jonathan Cameron <jic23@kernel.org>
  12
  13 description:
  14   Devices support both SPI and I2C interfaces.
  15
  16 properties:
  17   compatible:
  18     enum:
  19       - fsl,mma7455
  20       - fsl,mma7456
  21   reg:
  22     maxItems: 1
  23
  24   avdd-supply: true
  25   vddio-supply: true
  26
  27   interrupts:
  28     minItems: 1
  29     maxItems: 2
  30
  31   interrupt-names:
  32     description:
  33       Data ready is only available on INT1, but events can use either or
  34       both pins.  If not specified, first element assumed to correspond
  35       to INT1 and second (where present) to INT2.
  36     minItems: 1
  37     maxItems: 2
  38     items:
  39       enum:
  40         - "INT1"
  41         - "INT2"
  42
  43   spi-max-frequency: true
  44
  45 required:
  46   - compatible
  47   - reg
  48
  49 additionalProperties: false
  50
  51 examples:
  52   - |
  53     # include <dt-bindings/interrupt-controller/irq.h>
  54     i2c {
  55         #address-cells = <1>;
  56         #size-cells = <0>;
  57
  58         accelerometer@18 {
  59             compatible = "fsl,mma7455";
  60             reg = <0x18>;
  61             vddio-supply = <&iovdd>;
  62             avdd-supply = <&avdd>;
  63             interrupts = <57 IRQ_TYPE_EDGE_FALLING>, <58 IRQ_TYPE_EDGE_FALLING>;
  64             interrupt-names = "INT2", "INT1";
  65         };
  66     };
  67   - |
  68     # include <dt-bindings/interrupt-controller/irq.h>
  69     spi {
  70         #address-cells = <1>;
  71         #size-cells = <0>;
  72         accelerometer@0 {
  73             compatible = "fsl,mma7456";
  74             reg = <0>;
  75             spi-max-frequency = <10000000>;
  76             vddio-supply = <&iovdd>;
  77             avdd-supply = <&avdd>;
  78             interrupts = <57 IRQ_TYPE_EDGE_FALLING>;
  79             interrupt-names = "INT1";
  80         };
  81     };
  82 ...