[PATCH v6 1/2] dt-bindings: iio: accel: Add bmi088 accelerometer bindings

Mike Looijmans
2021-01-19T13:03:03Z

This adds the device-tree bindings for the Bosch Sensortec BMI088 IMU,
the accelerometer part.

Signed-off-by: Mike Looijmans <mike.looijmans@topic.nl>

---

Changes in v6:
I't been almost a year since the last commit, sorry...
Fixed the yaml errors
Add interrupt, vdd and vddio properties

Changes in v5:
submit together with driver code as patch series

Changes in v2:
convert to yaml format

.../bindings/iio/accel/bosch,bmi088.yaml | 55 +++++++++++++++++++
1 file changed, 55 insertions(+)
create mode 100644 Documentation/devicetree/bindings/iio/accel/bosch,bmi088.yaml

diff --git a/Documentation/devicetree/bindings/iio/accel/bosch,bmi088.yaml b/Documentation/devicetree/bindings/iio/accel/bosch,bmi088.yaml
new file mode 100644
index 000000000000..459b9969fd12
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/accel/bosch,bmi088.yaml
@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/accel/bosch,bmi088.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Bosch BMI088 IMU accelerometer part
+
+maintainers:
+ - Mike Looijmans <mike.looijmans@topic.nl>
+
+description: |
+ Acceleration part of the IMU sensor with an SPI interface
+ Specifications about the sensor can be found at:
+ https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bmi088-ds001.pdf
+
+properties:
+ compatible:
+ enum:
+ - bosch,bmi088_accel
+
+ reg:
+ maxItems: 1
+
+ vdd-supply: true
+
+ vddio-supply: true
+
+ interrupts:
+ minItems: 1
+ maxItems: 2
+ description: |
+ Type should be either IRQ_TYPE_LEVEL_HIGH or IRQ_TYPE_LEVEL_LOW.
+ The first interrupt listed must be the one connected to the INT1 pin, the
+ second must be the one connected to the INT2 pin.
+
+required:
+ - compatible
+ - reg
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ bmi088_accel@1 {
+ compatible = "bosch,bmi088_accel";
+ reg = <1>;
+ spi-max-frequency = <10000000>;
+ interrupt-parent = <&gpio6>;
+ interrupts = <19 IRQ_TYPE_LEVEL_LOW>;
+ };
+ };
+...
--
2.17.1