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/freebsd/sys/contrib/device-tree/Bindings/
H A Dtrivial-devices.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/trivial-devices.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Rob Herring <robh@kernel.org>
27 spi-max-frequency: true
32 - enum:
34 - acbel,fsg032
35 … # SMBus/I2C Digital Temperature Sensor in 6-Pin SOT with SMBus Alert and Over Temperature Pin
36 - ad,ad7414 # Deprecated, use adi,ad7414
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/freebsd/sys/contrib/device-tree/Bindings/hwmon/
H A Damphenol,chipcap2.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ChipCap 2 humidity and temperature iio sensor
10 - Javier Carrasco <javier.carrasco.cruz@gmail.com>
13 Relative humidity and temperature sensor on I2C bus.
16 https://www.amphenol-sensors.com/en/telaire/humidity/527-humidity-sensors/3095-chipcap-2
21 - const: amphenol,cc2d23
22 - items:
23 - enum:
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H A Dsensirion,shtc1.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schema
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H A Dsht15.txt1 Sensirion SHT15 Humidity and Temperature Sensor
5 - "compatible": must be "sensirion,sht15".
6 - "data-gpios": GPIO connected to the data line.
7 - "clk-gpios": GPIO connected to the clock line.
8 - "vcc-supply": regulator that drives the VCC pin.
12 sensor {
13 pinctrl-names = "default";
14 pinctrl-0 = <&pinctrl_sensor>;
16 clk-gpios = <&gpio4 12 0>;
17 data-gpios = <&gpio4 13 0>;
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H A Dsensirion,sht15.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schema
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H A Dhih6130.txt1 Honeywell Humidicon HIH-6130 humidity/temperature sensor
2 --------------------------------------------------------
5 - compatible : "honeywell,hi6130"
6 - reg : the I2C address of the device. This is 0x27.
/freebsd/sys/contrib/device-tree/Bindings/iio/humidity/
H A Dhtu21.txt1 *HTU21 - Measurement-Specialties htu21 temperature & humidity sensor and humidity part of MS8607 se…
5 - compatible: should be "meas,htu21" or "meas,ms8607-humidity"
6 - reg: I2C address of the sensor
H A Dsciosense,ens210.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/humidity/sciosense,ens210.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ScioSense ENS210 temperature and humidity sensor
10 - Joshua Felmeden <jfelmeden@thegoodpenguin.co.uk>
13 Temperature and Humidity sensor.
16 https://www.sciosense.com/wp-content/uploads/2024/04/ENS21x-Datasheet.pdf
17 https://www.sciosense.com/wp-content/uploads/2023/12/ENS210-Datasheet.pdf
22 - items:
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H A Dti,hdc3020.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/humidity/ti,hdc3020.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: HDC3020/HDC3021/HDC3022 humidity and temperature iio sensors
10 - Li peiyu <579lpy@gmail.com>
11 - Javier Carrasco <javier.carrasco.cruz@gmail.com>
16 The HDC302x is an integrated capacitive based relative humidity (RH)
17 and temperature sensor.
22 - items:
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H A Ddht11.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/humidity/dht11.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: DHT11 humidity + temperature sensor
10 - Harald Geyer <harald@ccbib.org>
30 - compatible
31 - gpios
36 - |
37 humidity-sensor {
H A Dst,hts221.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/humidity/st,hts221.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: HTS221 STM humidity + temperature sensor
10 - Lorenzo Bianconi <lorenzo@kernel.org>
13 Humidity and temperature sensor with I2C interface and data ready
23 drive-open-drain:
29 vdd-supply: true
35 - compatible
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H A Ddht11.txt1 * DHT11 humidity/temperature sensor (and compatibles like DHT22)
4 - compatible: Should be "dht11"
5 - gpios: Should specify the GPIO connected to the sensor's data
H A Dhts221.txt1 * HTS221 STM humidity + temperature sensor
4 - compatible: should be "st,hts221"
5 - reg: i2c address of the sensor / spi cs line
8 - drive-open-drain: the interrupt/data ready line will be configured
12 IRQ_TYPE_EDGE_RISING a pull-down resistor is needed to drive the line
13 when it is not active, whereas a pull-up one is needed when interrupt
15 Refer to pinctrl/pinctrl-bindings.txt for the property description.
16 - interrupts: interrupt mapping for IRQ. It should be configured with
20 Refer to interrupt-controller/interrupts.txt for generic interrupt
28 interrupt-parent = <&gpio0>;
H A Dhdc100x.txt1 * HDC100x temperature + humidity sensors
4 - compatible: Should contain one of the following:
10 - reg: i2c address of the sensor
/freebsd/share/man/man4/
H A Dhtu21.42 .\" SPDX-License-Identifier: BSD-2-Clause
32 .Nd driver for HTU21D and compatible temperature and humidity sensors
37 .Bd -ragged -offset indent
45 .Bd -literal -offset indent
51 driver provides temperature and relative humidity readings over I2C bus
53 .Bl -bullet -compact
69 .Bl -tag -width temperature
72 .It humidity
73 The relative humidity, in hundredths of a percent.
80 The built-in heater control.
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H A Dgpioths.41 .\"-
2 .\" SPDX-License-Identifier: BSD-2-Clause
32 .Nd driver for DHTxx and AM320x temperature and humidity sensors
37 .Bd -ragged -offset indent
44 .Bd -literal -offset indent
51 temperature and humidity sensors.
52 The driver automatically reads the values from the sensor
61 .Bl -column -compact -offset indent "XXXXXXXX" "XXXXXXXX"
70 custom protocol which is not compatible with Maxim's 1-wire(tm).
72 but this driver supports only the single-wire connection option.
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/freebsd/sys/dev/gpio/
H A Dgpioths.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
30 * GPIOTHS - Temp/Humidity sensor over GPIO.
32 * This is driver for Temperature & Humidity sensor which provides digital
33 * output over single-wire protocol from embedded 8-bit microcontroller.
34 * Note that it uses a custom single-wire protocol, it is not 1-wire(tm).
37 * DHT11: Temp 0c to 50c +-2.0c, Humidity 20% to 90% +-5%
38 * DHT12: Temp -20c to 60c +-0.5c, Humidity 20% to 95% +-5%
39 * DHT21: Temp -40c to 80c +-0.3c, Humidity 0% to 100% +-3%
40 * DHT22: Temp -40c to 80c +-0.3c, Humidity 0% to 100% +-2%
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/freebsd/sys/contrib/device-tree/Bindings/iio/chemical/
H A Dsensirion,scd4x.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Sensirion SCD4X carbon dioxide sensor
10 - Roan van Dijk <roan@protonic.nl>
13 Air quality sensor capable of measuring co2 concentration, temperature
14 and relative humidity.
19 - sensirion,scd40
20 - sensirion,scd41
28 vdd-supply: true
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H A Dsensirion,scd30.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Sensirion SCD30 carbon dioxide sensor
10 - Tomasz Duszynski <tomasz.duszynski@octakon.com>
13 Air quality sensor capable of measuring co2 concentration, temperature
14 and relative humidity.
19 - sensirion,scd30
27 vdd-supply: true
29 sensirion,sel-gpios:
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/freebsd/sys/contrib/device-tree/src/arm/st/
H A Dstm32mp151a-prtt1s.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
6 /dts-v1/;
8 #include "stm32mp151a-prtt1l.dtsi"
16 phy-handle = <&phy0>;
20 pinctrl-names = "default", "sleep";
21 pinctrl-0 = <&i2c1_pins_a>;
22 pinctrl-1 = <&i2c1_sleep_pins_a>;
23 clock-frequency = <100000>;
24 /delete-property/dmas;
25 /delete-property/dma-names;
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/freebsd/sys/contrib/device-tree/Bindings/iio/pressure/
H A Dbmp085.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Andreas Klinger <ak@it-klinger.de>
13 Pressure, temperature and humidity iio sensors with i2c and spi interfaces
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
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/freebsd/sys/dev/iicbus/sensor/
H A Dhtu21.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
50 * Driver for HTU21D and compatible temperature and humidity sensors.
52 * - Measurement Specialties HTU21D datasheet,
53 * - Sensirion SHT21 datasheet,
54 * - Silicon Labs Si7021 datasheet,
55 * - HTU2X Serial Number Reading application note,
56 * - Sensirion Electronic Identification Code (How to read-out the serial number
132 msgs[0].slave = sc->sc_addr; in htu21_get_measurement()
137 msgs[1].slave = sc->sc_addr; in htu21_get_measurement()
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/freebsd/sys/contrib/device-tree/src/arm64/ti/
H A Dk3-am642-hummingboard-t.dts1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (C) 2023 Josua Mayer <josua@solid-run.com>
5 * DTS for SolidRun AM642 HummingBoard-T,
10 /dts-v1/;
12 #include <dt-bindings/leds/common.h>
13 #include <dt-bindings/phy/phy.h>
15 #include "k3-am642.dtsi"
16 #include "k3-am642-sr-som.dtsi"
19 model = "SolidRun AM642 HummingBoard-T";
20 compatible = "solidrun,am642-hummingboard-t", "solidrun,am642-sr-som", "ti,am642";
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/freebsd/sys/contrib/device-tree/src/arm/aspeed/
H A Daspeed-bmc-ibm-blueridge.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
3 /dts-v1/;
5 #include <dt-bindings/gpio/aspeed-gpio.h>
6 #include <dt-bindings/i2c/i2c.h>
7 #include <dt-bindings/leds/leds-pca955x.h>
8 #include "aspeed-g6.dtsi"
9 #include "ibm-power11-quad.dtsi"
13 compatible = "ibm,blueridge-bmc", "aspeed,ast2600";
35 stdout-path = &uart5;
43 reserved-memory {
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H A Daspeed-bmc-ibm-system1.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
3 /dts-v1/;
5 #include "aspeed-g6.dtsi"
6 #include <dt-bindings/gpio/aspeed-gpio.h>
7 #include <dt-bindings/i2c/i2c.h>
8 #include <dt-bindings/leds/leds-pca955x.h>
12 compatible = "ibm,system1-bmc", "aspeed,ast2600";
74 stdout-path = "uart5:115200n8";
82 reserved-memory {
83 #address-cells = <1>;
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