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dt-bindings: iio: imu: smi330: Add binding
Add devicetree binding for Bosch imu smi330.
The smi330 is a combined three axis angular rate and
three axis acceleration sensor module.
Signed-off-by: Jianping Shen <Jianping.Shen@de.bosch.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
authored by
Jianping Shen
and committed by
Jonathan Cameron
1c9986e7
c5ebcc80
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Documentation/devicetree/bindings/iio/imu/bosch,smi330.yaml
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Documentation/devicetree/bindings/iio/imu/bosch,smi330.yaml
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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/iio/imu/bosch,smi330.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Bosch SMI330 6-Axis IMU
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maintainers:
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- Stefan Gutmann <stefam.gutmann@de.bosch.com>
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description:
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SMI330 is a 6-axis inertial measurement unit that supports acceleration and
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gyroscopic measurements with hardware fifo buffering. Sensor also provides
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events information such as motion, no-motion and tilt detection.
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properties:
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compatible:
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const: bosch,smi330
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reg:
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maxItems: 1
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vdd-supply:
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description: provide VDD power to the sensor.
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vddio-supply:
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description: provide VDD IO power to the sensor.
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interrupts:
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minItems: 1
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maxItems: 2
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interrupt-names:
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minItems: 1
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maxItems: 2
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items:
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enum:
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- INT1
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- INT2
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drive-open-drain:
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type: boolean
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description:
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set if the interrupt pin(s) should be configured as
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open drain. If not set, defaults to push-pull.
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required:
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- compatible
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- reg
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allOf:
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- $ref: /schemas/spi/spi-peripheral-props.yaml#
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unevaluatedProperties: false
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examples:
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- |
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// Example for I2C
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#include <dt-bindings/interrupt-controller/irq.h>
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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imu@68 {
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compatible = "bosch,smi330";
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reg = <0x68>;
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vddio-supply = <&vddio>;
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vdd-supply = <&vdd>;
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interrupt-parent = <&gpio>;
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interrupts = <26 IRQ_TYPE_EDGE_RISING>;
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interrupt-names = "INT1";
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};
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};
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// Example for SPI
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#include <dt-bindings/interrupt-controller/irq.h>
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spi {
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#address-cells = <1>;
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#size-cells = <0>;
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imu@0 {
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compatible = "bosch,smi330";
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reg = <0>;
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spi-max-frequency = <10000000>;
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interrupt-parent = <&gpio>;
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interrupts = <26 IRQ_TYPE_EDGE_RISING>;
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interrupt-names = "INT1";
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};
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};