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| author | Linus Walleij <linus.walleij@linaro.org> | 2020-11-15 21:57:43 +0100 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2020-12-03 20:32:41 +0100 |
| commit | 6259551cf19bffebbae75923e025f0398c7c889c (patch) | |
| tree | 4ba5e1488511c4f79d991aeba5980b5122d87205 /Documentation/devicetree/bindings/iio/accel | |
| parent | iio: ad_sigma_delta: Don't put SPI transfer buffer on the stack (diff) | |
| download | linux-6259551cf19bffebbae75923e025f0398c7c889c.tar.xz linux-6259551cf19bffebbae75923e025f0398c7c889c.zip | |
iio: accel: bmc150-accel: Add DT bindings
These accelerometers have bindings used in the kernel and
several device trees but no proper bindings documentation.
Add it.
Also add a compatible for the BMA222 that I am right now
adding support for in the driver.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Cc: devicetree@vger.kernel.org
Link: https://lore.kernel.org/r/20201115205745.618455-1-linus.walleij@linaro.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'Documentation/devicetree/bindings/iio/accel')
| -rw-r--r-- | Documentation/devicetree/bindings/iio/accel/bosch,bma255.yaml | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/iio/accel/bosch,bma255.yaml b/Documentation/devicetree/bindings/iio/accel/bosch,bma255.yaml new file mode 100644 index 000000000000..6eef3480ea8f --- /dev/null +++ b/Documentation/devicetree/bindings/iio/accel/bosch,bma255.yaml @@ -0,0 +1,73 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/accel/bosch,bma255.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Bosch BMA255 and Similar Accelerometers + +maintainers: + - Linus Walleij <linus.walleij@linaro.org> + +description: + 3 axis accelerometers with varying range and I2C or SPI + 4-wire interface. + +properties: + compatible: + enum: + - bosch,bmc150 + - bosch,bmi055 + - bosch,bma255 + - bosch,bma250e + - bosch,bma222 + - bosch,bma222e + - bosch,bma280 + + reg: + maxItems: 1 + + vdd-supply: true + vddio-supply: true + + interrupts: + maxItems: 1 + + mount-matrix: + description: an optional 3x3 mounting rotation matrix. + + spi-max-frequency: + maximum: 10000000 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + i2c { + #address-cells = <1>; + #size-cells = <0>; + accelerometer@8 { + compatible = "bosch,bma222"; + reg = <0x08>; + vddio-supply = <&vddio>; + vdd-supply = <&vdd>; + interrupts = <57 IRQ_TYPE_EDGE_FALLING>; + }; + }; + - | + # include <dt-bindings/interrupt-controller/irq.h> + spi { + #address-cells = <1>; + #size-cells = <0>; + accel@0 { + compatible = "bosch,bma222"; + reg = <0>; + spi-max-frequency = <10000000>; + }; + }; +... |