[PATCH v5 1/2] dt-bindings: iio: imu: smi240: add Bosch smi240

Jianping.Shen
2024-09-04T14:05:38Z

Add devicetree binding for Bosch imu smi240.
The smi240 is a combined three axis angular rate and
three axis acceleration sensor module.

* The smi240 requires VDD and VDDIO
* Provides only spi interface.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Shen Jianping <Jianping.Shen@de.bosch.com>
---
.../bindings/iio/imu/bosch,smi240.yaml | 52 +++++++++++++++++++
1 file changed, 52 insertions(+)
create mode 100644 Documentation/devicetree/bindings/iio/imu/bosch,smi240.yaml

diff --git a/Documentation/devicetree/bindings/iio/imu/bosch,smi240.yaml b/Documentation/devicetree/bindings/iio/imu/bosch,smi240.yaml
new file mode 100644
index 00000000000..6f1fb4b892c
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/imu/bosch,smi240.yaml
@@ -0,0 +1,52 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/imu/bosch,smi240.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Bosch smi240 imu
+
+maintainers:
+ - Jianping Shen <Jianping.Shen@de.bosch.com>
+
+description:
+ The smi240 is a combined three axis angular rate and three
+ axis acceleration sensor module with a measurement range of
+ +/-300°/s and up to 16g.
+ https://www.bosch-semiconductors.com/mems-sensors/highly-automated-driving/smi240/
+
+properties:
+ compatible:
+ const: bosch,smi240
+
+ reg:
+ maxItems: 1
+
+ vdd-supply: true
+ vddio-supply: true
+
+required:
+ - compatible
+ - reg
+ - vdd-supply
+ - vddio-supply
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ imu@0 {
+ compatible = "bosch,smi240";
+ reg = <0>;
+ vdd-supply = <&vdd>;
+ vddio-supply = <&vddio>;
+ spi-max-frequency = <10000000>;
+ };
+ };
--
2.34.1