Documentation/devicetree/bindings/iio/pressure/bmp085.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/iio/pressure/bmp085.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: BMP085/BMP180/BMP280/BME280/BMP380 pressure iio sensors
   8
   9 maintainers:
  10   - Andreas Klinger <ak@it-klinger.de>
  11
  12 description: |
  13   Pressure, temperature and humidity iio sensors with i2c and spi interfaces
  14
  15   Specifications about the sensor can be found at:
  16     https://www.bosch-sensortec.com/bst/products/all_products/bmp180
  17     https://www.bosch-sensortec.com/bst/products/all_products/bmp280
  18     https://www.bosch-sensortec.com/bst/products/all_products/bme280
  19     https://www.bosch-sensortec.com/bst/products/all_products/bmp380
  20
  21 properties:
  22   compatible:
  23     enum:
  24       - bosch,bmp085
  25       - bosch,bmp180
  26       - bosch,bmp280
  27       - bosch,bme280
  28       - bosch,bmp380
  29
  30   reg:
  31     maxItems: 1
  32
  33   vddd-supply:
  34     description:
  35       digital voltage regulator (see regulator/regulator.txt)
  36
  37   vdda-supply:
  38     description:
  39       analog voltage regulator (see regulator/regulator.txt)
  40
  41   reset-gpios:
  42     description:
  43       A GPIO line handling reset of the sensor. As the line is active low,
  44       it should be marked GPIO_ACTIVE_LOW (see gpio/gpio.txt)
  45     maxItems: 1
  46
  47   interrupts:
  48     description:
  49       interrupt mapping for IRQ (BMP085 only)
  50     maxItems: 1
  51
  52 required:
  53   - compatible
  54   - vddd-supply
  55   - vdda-supply
  56
  57 additionalProperties: false
  58
  59 examples:
  60   - |
  61     #include <dt-bindings/gpio/gpio.h>
  62     #include <dt-bindings/interrupt-controller/irq.h>
  63     i2c0 {
  64       #address-cells = <1>;
  65       #size-cells = <0>;
  66       pressure@77 {
  67           compatible = "bosch,bmp085";
  68           reg = <0x77>;
  69           interrupt-parent = <&gpio0>;
  70           interrupts = <25 IRQ_TYPE_EDGE_RISING>;
  71           reset-gpios = <&gpio0 26 GPIO_ACTIVE_LOW>;
  72           vddd-supply = <&foo>;
  73           vdda-supply = <&bar>;
  74       };
  75     };