xref: /linux/Documentation/devicetree/bindings/iio/accel/fsl,mma7455.yaml (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/iio/accel/fsl,mma7455.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Freescale MMA7455 and MMA7456 three axis accelerometers
8
9maintainers:
10  - Jonathan Cameron <jic23@kernel.org>
11
12description:
13  Devices support both SPI and I2C interfaces.
14
15properties:
16  compatible:
17    enum:
18      - fsl,mma7455
19      - fsl,mma7456
20  reg:
21    maxItems: 1
22
23  avdd-supply: true
24  vddio-supply: true
25
26  interrupts:
27    minItems: 1
28    maxItems: 2
29
30  interrupt-names:
31    description:
32      Data ready is only available on INT1, but events can use either or
33      both pins.  If not specified, first element assumed to correspond
34      to INT1 and second (where present) to INT2.
35    minItems: 1
36    maxItems: 2
37    items:
38      enum:
39        - INT1
40        - INT2
41
42required:
43  - compatible
44  - reg
45
46allOf:
47  - $ref: /schemas/spi/spi-peripheral-props.yaml#
48
49unevaluatedProperties: false
50
51examples:
52  - |
53    # include <dt-bindings/interrupt-controller/irq.h>
54    i2c {
55        #address-cells = <1>;
56        #size-cells = <0>;
57
58        accelerometer@18 {
59            compatible = "fsl,mma7455";
60            reg = <0x18>;
61            vddio-supply = <&iovdd>;
62            avdd-supply = <&avdd>;
63            interrupts = <57 IRQ_TYPE_EDGE_FALLING>, <58 IRQ_TYPE_EDGE_FALLING>;
64            interrupt-names = "INT2", "INT1";
65        };
66    };
67  - |
68    # include <dt-bindings/interrupt-controller/irq.h>
69    spi {
70        #address-cells = <1>;
71        #size-cells = <0>;
72        accelerometer@0 {
73            compatible = "fsl,mma7456";
74            reg = <0>;
75            spi-max-frequency = <10000000>;
76            vddio-supply = <&iovdd>;
77            avdd-supply = <&avdd>;
78            interrupts = <57 IRQ_TYPE_EDGE_FALLING>;
79            interrupt-names = "INT1";
80        };
81    };
82...
83