94 lines
2.5 KiB
YAML
94 lines
2.5 KiB
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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$id: http://devicetree.org/schemas/iio/magnetometer/asahi-kasei,ak8975.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: AsahiKASEI AK8975 magnetometer sensor
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maintainers:
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- Jonathan Albrieux <jonathan.albrieux@gmail.com>
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properties:
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compatible:
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oneOf:
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- enum:
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- asahi-kasei,ak8975
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- asahi-kasei,ak8963
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- asahi-kasei,ak09911
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- asahi-kasei,ak09912
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- asahi-kasei,ak09916
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- enum:
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- ak8975
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- ak8963
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- ak09911
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- ak09912
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- ak09916
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deprecated: true
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reg:
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maxItems: 1
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gpios:
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maxItems: 1
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description: |
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AK8975 has a "Data ready" pin (DRDY) which informs that data
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is ready to be read and is possible to listen on it. If used,
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this should be active high. Prefer interrupt over this.
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interrupts:
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maxItems: 1
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description: interrupt for DRDY pin. Triggered on rising edge.
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vdd-supply:
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description: |
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an optional regulator that needs to be on to provide VDD power to
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the sensor.
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vid-supply:
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description: |
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an optional regulator that needs to be on to provide VID power to
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the sensor.
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mount-matrix:
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description: an optional 3x3 mounting rotation matrix.
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reset-gpios:
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maxItems: 1
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description: |
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an optional pin needed for AK09911 to set the reset state. This should
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be usually active low
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required:
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- compatible
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- reg
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/irq.h>
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#include <dt-bindings/gpio/gpio.h>
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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magnetometer@c {
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compatible = "asahi-kasei,ak8975";
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reg = <0x0c>;
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interrupt-parent = <&gpio6>;
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interrupts = <15 IRQ_TYPE_EDGE_RISING>;
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vdd-supply = <&ldo_3v3_gnss>;
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reset-gpios = <&msmgpio 111 GPIO_ACTIVE_LOW>;
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mount-matrix = "-0.984807753012208", /* x0 */
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"0", /* y0 */
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"-0.173648177666930", /* z0 */
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"0", /* x1 */
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"-1", /* y1 */
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"0", /* z1 */
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"-0.173648177666930", /* x2 */
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"0", /* y2 */
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"0.984807753012208"; /* z2 */
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};
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};
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