Re: [RFC PATCH 3/5] dt-bindings: iio: Add KX022A accelerometer

[Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>]

On 21/09/2022 13:45, Matti Vaittinen wrote:
> KX022A is a 3-axis Accelerometer from ROHM/Kionix. The senor features
> include variable ODRs, I2C and SPI control, FIFO/LIFO with watermark IRQ,

Thank you for your patch. There is something to discuss/improve.

> tap/motion detection, wake-up & back-to-sleep events, four acceleration
> ranges (2, 4, 8 and 16g) and probably some other cool fatures.

s/fatures/features/

> +$id: http://devicetree.org/schemas/iio/accel/kionix,kx022a.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: ROHM/Kionix KX022A Accelerometer bindings

Drop "bindings"

> +
> +maintainers:
> +  - Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
> +
> +description: |
> +  KX022A is a 3-axis accelerometer supporting +/- 2G, 4G, 8G and 16G ranges,
> +  output data-rates from 0.78Hz to 1600Hz and a hardware-fifo buffering.
> +  KX022A can be accessed either via I2C or SPI.
> +
> +properties:
> +  compatible: kionix,kx022a

Missing const. I wonder how did it pass testing...

> +
> +  reg:
> +    description:
> +      I2C slave address or SPI chip-select.

Skip description, it's obvious.

> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  vdd-supply: true
> +  io_vdd-supply: true

No underscores, so io-vdd-supply

> +
> +  mount-matrix:
> +    description: |
> +      an optional 3x3 mounting rotation matrix.
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +    i2c {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +          accel@1f {

Messed up indentation.

> +            compatible = "kionix,kx022a";
> +            reg = <0x1f>;

Best regards,
Krzysztof