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X-OriginatorOrg: de.bosch.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 May 2025 15:17:52.9219 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 096d7b22-cc44-48f0-680d-08dd8be8017f X-MS-Exchange-CrossTenant-Id: 0ae51e19-07c8-4e4b-bb6d-648ee58410f4 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=0ae51e19-07c8-4e4b-bb6d-648ee58410f4;Ip=[139.15.153.205];Helo=[eop.bosch-org.com] X-MS-Exchange-CrossTenant-AuthSource: DB5PEPF00014B89.eurprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB9PR10MB6522 From: Jianping Shen Add devicetree binding for Bosch imu smi330. The smi330 is a combined three axis angular rate and three axis acceleration sensor module. Signed-off-by: Jianping Shen --- .../bindings/iio/imu/bosch,smi330.yaml | 89 +++++++++++++++++++ 1 file changed, 89 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/imu/bosch,smi330.yaml diff --git a/Documentation/devicetree/bindings/iio/imu/bosch,smi330.yaml b/Documentation/devicetree/bindings/iio/imu/bosch,smi330.yaml new file mode 100644 index 00000000000..fb65bd26ada --- /dev/null +++ b/Documentation/devicetree/bindings/iio/imu/bosch,smi330.yaml @@ -0,0 +1,89 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/imu/bosch,smi330.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Bosch SMI330 6-Axis IMU + +maintainers: + - Stefan Gutmann + +description: + SMI330 is a 6-axis inertial measurement unit that supports acceleration and + gyroscopic measurements with hardware fifo buffering. Sensor also provides + events information such as motion, no-motion and tilt detection. + +properties: + compatible: + const: bosch,smi330 + + reg: + maxItems: 1 + + vdd-supply: + description: provide VDD power to the sensor. + + vddio-supply: + description: provide VDD IO power to the sensor. + + interrupts: + minItems: 1 + maxItems: 2 + + interrupt-names: + minItems: 1 + maxItems: 2 + items: + enum: + - INT1 + - INT2 + + drive-open-drain: + description: + set if the specified interrupt pin should be configured as + open drain. If not set, defaults to push-pull. + +required: + - compatible + - reg + +allOf: + - $ref: /schemas/spi/spi-peripheral-props.yaml# + +unevaluatedProperties: false + +examples: + - | + // Example for I2C + #include + i2c { + #address-cells = <1>; + #size-cells = <0>; + + imu@68 { + compatible = "bosch,smi330"; + reg = <0x68>; + vddio-supply = <&vddio>; + vdd-supply = <&vdd>; + interrupt-parent = <&gpio>; + interrupts = <26 IRQ_TYPE_EDGE_RISING>; + interrupt-names = "INT1"; + }; + }; + + // Example for SPI + #include + spi { + #address-cells = <1>; + #size-cells = <0>; + + imu@0 { + compatible = "bosch,smi330"; + reg = <0>; + spi-max-frequency = <10000000>; + interrupt-parent = <&gpio>; + interrupts = <26 IRQ_TYPE_EDGE_RISING>, <20 IRQ_TYPE_EDGE_RISING>; + interrupt-names = "INT1", "INT2"; + }; + }; -- 2.34.1