xref: /linux/Documentation/devicetree/bindings/iio/pressure/bmp085.yaml (revision 3a38ef2b3cb6b63c105247b5ea4a9cf600e673f0) 
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
7title: BMP085/BMP180/BMP280/BME280/BMP380 pressure iio sensors
8
9maintainers:
10  - Andreas Klinger <ak@it-klinger.de>
11
12description: |
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
21properties:
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
52required:
53  - compatible
54  - vddd-supply
55  - vdda-supply
56
57additionalProperties: false
58
59examples:
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    };
76