0001 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
0002 %YAML 1.2
0003 ---
0004 $id: http://devicetree.org/schemas/iio/accel/fsl,mma7455.yaml#
0005 $schema: http://devicetree.org/meta-schemas/core.yaml#
0006
0007 title: Freescale MMA7455 and MMA7456 three axis accelerometers
0008
0009 maintainers:
0010 - Jonathan Cameron <jic23@kernel.org>
0011
0012 description:
0013 Devices support both SPI and I2C interfaces.
0014
0015 properties:
0016 compatible:
0017 enum:
0018 - fsl,mma7455
0019 - fsl,mma7456
0020 reg:
0021 maxItems: 1
0022
0023 avdd-supply: true
0024 vddio-supply: true
0025
0026 interrupts:
0027 minItems: 1
0028 maxItems: 2
0029
0030 interrupt-names:
0031 description:
0032 Data ready is only available on INT1, but events can use either or
0033 both pins. If not specified, first element assumed to correspond
0034 to INT1 and second (where present) to INT2.
0035 minItems: 1
0036 maxItems: 2
0037 items:
0038 enum:
0039 - "INT1"
0040 - "INT2"
0041
0042 spi-max-frequency: true
0043
0044 required:
0045 - compatible
0046 - reg
0047
0048 additionalProperties: false
0049
0050 examples:
0051 - |
0052 # include <dt-bindings/interrupt-controller/irq.h>
0053 i2c {
0054 #address-cells = <1>;
0055 #size-cells = <0>;
0056
0057 accelerometer@18 {
0058 compatible = "fsl,mma7455";
0059 reg = <0x18>;
0060 vddio-supply = <&iovdd>;
0061 avdd-supply = <&avdd>;
0062 interrupts = <57 IRQ_TYPE_EDGE_FALLING>, <58 IRQ_TYPE_EDGE_FALLING>;
0063 interrupt-names = "INT2", "INT1";
0064 };
0065 };
0066 - |
0067 # include <dt-bindings/interrupt-controller/irq.h>
0068 spi {
0069 #address-cells = <1>;
0070 #size-cells = <0>;
0071 accelerometer@0 {
0072 compatible = "fsl,mma7456";
0073 reg = <0>;
0074 spi-max-frequency = <10000000>;
0075 vddio-supply = <&iovdd>;
0076 avdd-supply = <&avdd>;
0077 interrupts = <57 IRQ_TYPE_EDGE_FALLING>;
0078 interrupt-names = "INT1";
0079 };
0080 };
0081 ...
