| Message ID | 20240627102617.24416-1-antoniu.miclaus@analog.com (mailing list archive) |
|---|---|
| State | Changes Requested |
| Headers | show |
| Series | [v3,1/3] dt-bindings: iio: accel: add ADXL380 | expand |
On Thu, Jun 27, 2024 at 01:25:17PM +0300, Antoniu Miclaus wrote: > Add dt-bindings for ADXL380/ADLX382 low noise density, low > power, 3-axis accelerometer with selectable measurement ranges. > > Signed-off-by: Ramona Gradinariu <ramona.gradinariu@analog.com> > Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com> > --- > changes in v3: > - add power support > - add support for both interrupts > .../bindings/iio/accel/adi,adxl380.yaml | 103 ++++++++++++++++++ > MAINTAINERS | 7 ++ > 2 files changed, 110 insertions(+) > create mode 100644 Documentation/devicetree/bindings/iio/accel/adi,adxl380.yaml > > diff --git a/Documentation/devicetree/bindings/iio/accel/adi,adxl380.yaml b/Documentation/devicetree/bindings/iio/accel/adi,adxl380.yaml > new file mode 100644 > index 000000000000..55e25a9b31ac > --- /dev/null > +++ b/Documentation/devicetree/bindings/iio/accel/adi,adxl380.yaml > @@ -0,0 +1,103 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/iio/accel/adi,adxl380.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Analog Devices ADXL380/382 3-Axis Digital Accelerometer > + > +maintainers: > + - Ramona Gradinariu <ramona.gradinariu@analog.com> > + - Antoniu Miclaus <antoniu.miclaus@analog.com> > + > +description: | > + The ADXL380/ADXL382 is a low noise density, low power, 3-axis > + accelerometer with selectable measurement ranges. The ADXL380 > + supports the ±4 g, ±8 g, and ±16 g ranges, and the ADXL382 supports > + ±15 g, ±30 g, and ±60 g ranges. > + The ADXL380/ADXL382 offers industry leading noise, enabling precision > + applications with minimal calibration. The low noise, and low power > + ADXL380/ADXL382 enables accurate measurement in an environment with > + high vibration, heart sounds and audio. > + > + In addition to its low power consumption, the ADXL380/ADXL382 has > + many features to enable true system level performance. These > + include a built-in micropower temperature sensor, single / double / > + triple tap detection and a state machine to prevent a false > + triggering. In addition, the ADXL380/ADXL382 has provisions for > + external control of the sampling time and/or an external clock. Please cull the marketing from the descriptions. "Industry leading" may or may not be accurate at the time of going to print, but might be completely incorrect in 5 years. Ditto "low power consumption". With the marketing gone, Reviewed-by: Conor Dooley <conor.dooley@microchip.com> > diff --git a/MAINTAINERS b/MAINTAINERS > index be590c462d91..1425182c85e2 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -618,6 +618,13 @@ F: drivers/iio/accel/adxl372.c > F: drivers/iio/accel/adxl372_i2c.c > F: drivers/iio/accel/adxl372_spi.c > > +ADXL380 THREE-AXIS DIGITAL ACCELEROMETER DRIVER > +M: Ramona Gradinariu <ramona.gradinariu@analog.com> > +M: Antoniu Miclaus <antoniu.miclaus@analog.com> > +S: Supported > +W: https://ez.analog.com/linux-software-drivers Seems like having a website like https://wiki.analog.com/resources/tools-software/linux-drivers/input-misc/adxl345 would make more sense than a generic forum for all of your drivers?
diff --git a/Documentation/devicetree/bindings/iio/accel/adi,adxl380.yaml b/Documentation/devicetree/bindings/iio/accel/adi,adxl380.yaml new file mode 100644 index 000000000000..55e25a9b31ac --- /dev/null +++ b/Documentation/devicetree/bindings/iio/accel/adi,adxl380.yaml @@ -0,0 +1,103 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/accel/adi,adxl380.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices ADXL380/382 3-Axis Digital Accelerometer + +maintainers: + - Ramona Gradinariu <ramona.gradinariu@analog.com> + - Antoniu Miclaus <antoniu.miclaus@analog.com> + +description: | + The ADXL380/ADXL382 is a low noise density, low power, 3-axis + accelerometer with selectable measurement ranges. The ADXL380 + supports the ±4 g, ±8 g, and ±16 g ranges, and the ADXL382 supports + ±15 g, ±30 g, and ±60 g ranges. + The ADXL380/ADXL382 offers industry leading noise, enabling precision + applications with minimal calibration. The low noise, and low power + ADXL380/ADXL382 enables accurate measurement in an environment with + high vibration, heart sounds and audio. + + In addition to its low power consumption, the ADXL380/ADXL382 has + many features to enable true system level performance. These + include a built-in micropower temperature sensor, single / double / + triple tap detection and a state machine to prevent a false + triggering. In addition, the ADXL380/ADXL382 has provisions for + external control of the sampling time and/or an external clock. + + https://www.analog.com/en/products/adxl380.html + +properties: + compatible: + enum: + - adi,adxl380 + - adi,adxl382 + + reg: + maxItems: 1 + + interrupts: + minItems: 1 + maxItems: 2 + + interrupt-names: + minItems: 1 + items: + - enum: [INT0, INT1] + - const: INT1 + + vddio-supply: true + + vsupply-supply: true + +required: + - compatible + - reg + - interrupts + - interrupt-names + - vddio-supply + - vsupply-supply + +allOf: + - $ref: /schemas/spi/spi-peripheral-props.yaml# + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + accelerometer@54 { + compatible = "adi,adxl380"; + reg = <0x54>; + vddio-supply = <&vddio>; + vsupply-supply = <&vsupply>; + interrupt-parent = <&gpio>; + interrupts = <25 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "INT0"; + }; + }; + - | + #include <dt-bindings/interrupt-controller/irq.h> + + spi { + #address-cells = <1>; + #size-cells = <0>; + + accelerometer@0 { + compatible = "adi,adxl380"; + reg = <0>; + spi-max-frequency = <8000000>; + vddio-supply = <&vddio>; + vsupply-supply = <&vsupply>; + interrupt-parent = <&gpio>; + interrupts = <25 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "INT0"; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index be590c462d91..1425182c85e2 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -618,6 +618,13 @@ F: drivers/iio/accel/adxl372.c F: drivers/iio/accel/adxl372_i2c.c F: drivers/iio/accel/adxl372_spi.c +ADXL380 THREE-AXIS DIGITAL ACCELEROMETER DRIVER +M: Ramona Gradinariu <ramona.gradinariu@analog.com> +M: Antoniu Miclaus <antoniu.miclaus@analog.com> +S: Supported +W: https://ez.analog.com/linux-software-drivers +F: Documentation/devicetree/bindings/iio/accel/adi,adxl380.yaml + AF8133J THREE-AXIS MAGNETOMETER DRIVER M: Ondřej Jirman <megi@xff.cz> S: Maintained