| # SPDX-License-Identifier: GPL-2.0 |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/iio/pressure/bmp085.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: BMP085/BMP180/BMP280/BME280/BMP380 pressure iio sensors |
| |
| maintainers: |
| - Andreas Klinger <ak@it-klinger.de> |
| |
| description: | |
| Pressure, temperature and humidity iio sensors with i2c and spi interfaces |
| |
| Specifications about the sensor can be found at: |
| https://www.bosch-sensortec.com/bst/products/all_products/bmp180 |
| https://www.bosch-sensortec.com/bst/products/all_products/bmp280 |
| https://www.bosch-sensortec.com/bst/products/all_products/bme280 |
| https://www.bosch-sensortec.com/bst/products/all_products/bmp380 |
| https://www.bosch-sensortec.com/bst/products/all_products/bmp580 |
| |
| properties: |
| compatible: |
| enum: |
| - bosch,bmp085 |
| - bosch,bmp180 |
| - bosch,bmp280 |
| - bosch,bme280 |
| - bosch,bmp380 |
| - bosch,bmp580 |
| |
| reg: |
| maxItems: 1 |
| |
| vddd-supply: |
| description: |
| digital voltage regulator (see regulator/regulator.txt) |
| |
| vdda-supply: |
| description: |
| analog voltage regulator (see regulator/regulator.txt) |
| |
| reset-gpios: |
| description: |
| A GPIO line handling reset of the sensor. As the line is active low, |
| it should be marked GPIO_ACTIVE_LOW (see gpio/gpio.txt) |
| maxItems: 1 |
| |
| interrupts: |
| description: |
| interrupt mapping for IRQ (BMP085 only) |
| maxItems: 1 |
| |
| required: |
| - compatible |
| - vddd-supply |
| - vdda-supply |
| |
| additionalProperties: false |
| |
| examples: |
| - | |
| #include <dt-bindings/gpio/gpio.h> |
| #include <dt-bindings/interrupt-controller/irq.h> |
| i2c { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| pressure@77 { |
| compatible = "bosch,bmp085"; |
| reg = <0x77>; |
| interrupt-parent = <&gpio0>; |
| interrupts = <25 IRQ_TYPE_EDGE_RISING>; |
| reset-gpios = <&gpio0 26 GPIO_ACTIVE_LOW>; |
| vddd-supply = <&foo>; |
| vdda-supply = <&bar>; |
| }; |
| }; |
