projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 7e000fbf JA |
1 | # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) |
| 2 | %YAML 1.2 | |
| 3 | --- | |
| 4 | $id: http://devicetree.org/schemas/iio/magnetometer/asahi-kasei,ak8975.yaml# | |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# | |
| 6 | ||
| 7 | title: AsahiKASEI AK8975 magnetometer sensor | |
| 8 | ||
| 9 | maintainers: | |
| 10 | - Jonathan Albrieux <jonathan.albrieux@gmail.com> | |
| 11 | ||
| 12 | properties: | |
| 13 | compatible: | |
| 14 | oneOf: | |
| 15 | - enum: | |
| f516fb70 RH |
16 | - asahi-kasei,ak8975 |
| 17 | - asahi-kasei,ak8963 | |
| 18 | - asahi-kasei,ak09911 | |
| 19 | - asahi-kasei,ak09912 | |
| 7e000fbf | 20 | - enum: |
| f516fb70 RH |
21 | - ak8975 |
| 22 | - ak8963 | |
| 23 | - ak09911 | |
| 24 | - ak09912 | |
| 7e000fbf JA |
25 | deprecated: true |
| 26 | ||
| 27 | reg: | |
| 28 | maxItems: 1 | |
| 29 | ||
| 30 | gpios: | |
| 31 | maxItems: 1 | |
| 32 | description: | | |
| 33 | AK8975 has a "Data ready" pin (DRDY) which informs that data | |
| 34 | is ready to be read and is possible to listen on it. If used, | |
| 35 | this should be active high. Prefer interrupt over this. | |
| 36 | ||
| 37 | interrupts: | |
| 38 | maxItems: 1 | |
| 39 | description: interrupt for DRDY pin. Triggered on rising edge. | |
| 40 | ||
| 41 | vdd-supply: | |
| 42 | description: | | |
| 43 | an optional regulator that needs to be on to provide VDD power to | |
| 44 | the sensor. | |
| 45 | ||
| 46 | mount-matrix: | |
| 47 | description: an optional 3x3 mounting rotation matrix. | |
| 48 | ||
| 94d2adc9 JA |
49 | reset-gpios: |
| 50 | description: | | |
| 51 | an optional pin needed for AK09911 to set the reset state. This should | |
| 52 | be usually active low | |
| 53 | ||
| 7e000fbf JA |
54 | required: |
| 55 | - compatible | |
| 56 | - reg | |
| 57 | ||
| 58 | examples: | |
| 59 | - | | |
| 60 | #include <dt-bindings/interrupt-controller/irq.h> | |
| 94d2adc9 | 61 | #include <dt-bindings/gpio/gpio.h> |
| 7e000fbf JA |
62 | i2c { |
| 63 | #address-cells = <1>; | |
| 64 | #size-cells = <0>; | |
| 65 | ||
| 66 | magnetometer@c { | |
| 67 | compatible = "asahi-kasei,ak8975"; | |
| 68 | reg = <0x0c>; | |
| 69 | interrupt-parent = <&gpio6>; | |
| 70 | interrupts = <15 IRQ_TYPE_EDGE_RISING>; | |
| 71 | vdd-supply = <&ldo_3v3_gnss>; | |
| 94d2adc9 | 72 | reset-gpios = <&msmgpio 111 GPIO_ACTIVE_LOW>; |
| 7e000fbf JA |
73 | mount-matrix = "-0.984807753012208", /* x0 */ |
| 74 | "0", /* y0 */ | |
| 75 | "-0.173648177666930", /* z0 */ | |
| 76 | "0", /* x1 */ | |
| 77 | "-1", /* y1 */ | |
| 78 | "0", /* z1 */ | |
| 79 | "-0.173648177666930", /* x2 */ | |
| 80 | "0", /* y2 */ | |
| 81 | "0.984807753012208"; /* z2 */ | |
| 82 | }; | |
| 83 | }; |