1*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0 2*4882a593Smuzhiyun%YAML 1.2 3*4882a593Smuzhiyun--- 4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/iio/pressure/bmp085.yaml# 5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml# 6*4882a593Smuzhiyun 7*4882a593Smuzhiyuntitle: BMP085/BMP180/BMP280/BME280 pressure iio sensors 8*4882a593Smuzhiyun 9*4882a593Smuzhiyunmaintainers: 10*4882a593Smuzhiyun - Andreas Klinger <ak@it-klinger.de> 11*4882a593Smuzhiyun 12*4882a593Smuzhiyundescription: | 13*4882a593Smuzhiyun Pressure, temperature and humidity iio sensors with i2c and spi interfaces 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun Specifications about the sensor can be found at: 16*4882a593Smuzhiyun https://www.bosch-sensortec.com/bst/products/all_products/bmp180 17*4882a593Smuzhiyun https://www.bosch-sensortec.com/bst/products/all_products/bmp280 18*4882a593Smuzhiyun https://www.bosch-sensortec.com/bst/products/all_products/bme280 19*4882a593Smuzhiyun 20*4882a593Smuzhiyunproperties: 21*4882a593Smuzhiyun compatible: 22*4882a593Smuzhiyun enum: 23*4882a593Smuzhiyun - bosch,bmp085 24*4882a593Smuzhiyun - bosch,bmp180 25*4882a593Smuzhiyun - bosch,bmp280 26*4882a593Smuzhiyun - bosch,bme280 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun reg: 29*4882a593Smuzhiyun maxItems: 1 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun vddd-supply: 32*4882a593Smuzhiyun description: 33*4882a593Smuzhiyun digital voltage regulator (see regulator/regulator.txt) 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun vdda-supply: 36*4882a593Smuzhiyun description: 37*4882a593Smuzhiyun analog voltage regulator (see regulator/regulator.txt) 38*4882a593Smuzhiyun 39*4882a593Smuzhiyun reset-gpios: 40*4882a593Smuzhiyun description: 41*4882a593Smuzhiyun A GPIO line handling reset of the sensor. As the line is active low, 42*4882a593Smuzhiyun it should be marked GPIO_ACTIVE_LOW (see gpio/gpio.txt) 43*4882a593Smuzhiyun maxItems: 1 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun interrupts: 46*4882a593Smuzhiyun description: 47*4882a593Smuzhiyun interrupt mapping for IRQ (BMP085 only) 48*4882a593Smuzhiyun maxItems: 1 49*4882a593Smuzhiyun 50*4882a593Smuzhiyunrequired: 51*4882a593Smuzhiyun - compatible 52*4882a593Smuzhiyun - vddd-supply 53*4882a593Smuzhiyun - vdda-supply 54*4882a593Smuzhiyun 55*4882a593SmuzhiyunadditionalProperties: false 56*4882a593Smuzhiyun 57*4882a593Smuzhiyunexamples: 58*4882a593Smuzhiyun - | 59*4882a593Smuzhiyun #include <dt-bindings/gpio/gpio.h> 60*4882a593Smuzhiyun #include <dt-bindings/interrupt-controller/irq.h> 61*4882a593Smuzhiyun i2c0 { 62*4882a593Smuzhiyun #address-cells = <1>; 63*4882a593Smuzhiyun #size-cells = <0>; 64*4882a593Smuzhiyun pressure@77 { 65*4882a593Smuzhiyun compatible = "bosch,bmp085"; 66*4882a593Smuzhiyun reg = <0x77>; 67*4882a593Smuzhiyun interrupt-parent = <&gpio0>; 68*4882a593Smuzhiyun interrupts = <25 IRQ_TYPE_EDGE_RISING>; 69*4882a593Smuzhiyun reset-gpios = <&gpio0 26 GPIO_ACTIVE_LOW>; 70*4882a593Smuzhiyun vddd-supply = <&foo>; 71*4882a593Smuzhiyun vdda-supply = <&bar>; 72*4882a593Smuzhiyun }; 73*4882a593Smuzhiyun }; 74