Re: [PATCH 1/2] dt-bindings: iio: light: Avago APDS9306

From: Jonathan Cameron
Date: Tue Oct 10 2023 - 09:51:27 EST


On Mon, 9 Oct 2023 02:18:56 +1030
Subhajit Ghosh <subhajit.ghosh@xxxxxxxxxxxxxx> wrote:

> Add devicetree bindings for Avago APDS9306 Ambient Light Sensor.
>
> Signed-off-by: Subhajit Ghosh <subhajit.ghosh@xxxxxxxxxxxxxx>
> ---
> .../bindings/iio/light/avago,apds9306.yaml | 49 +++++++++++++++++++
> 1 file changed, 49 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/iio/light/avago,apds9306.yaml
>
> diff --git a/Documentation/devicetree/bindings/iio/light/avago,apds9306.yaml b/Documentation/devicetree/bindings/iio/light/avago,apds9306.yaml
> new file mode 100644
> index 000000000000..e8bb897782fc
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/light/avago,apds9306.yaml
> @@ -0,0 +1,49 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/iio/light/avago,apds9306.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Avago APDS9306 Ambient Light Sensor
> +
> +maintainers:
> + - Subhajit Ghosh <subhajit.ghosh@xxxxxxxxxxxxxx>
> +
> +description:
> + Datasheet at https://docs.broadcom.com/doc/AV02-4755EN
> +
> +properties:
> + compatible:
> + const: avago,apds9306
> +
> + reg:
> + maxItems: 1
> +
> + vin-supply:
> + description: Regulator supply to the sensor

Why vin? It seems to be vdd on the datasheet.
We tend to match the datasheet naming for power supplies as that is normally
what is seen on circuit board schematics.


> +
> + interrupts:
> + maxItems: 1
> +
> +required:
> + - compatible
> + - reg
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/interrupt-controller/irq.h>
> +
> + i2c {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + light-sensor@52 {
> + compatible = "avago,apds9306";
> + reg = <0x52>;
> + interrupt-parent = <&gpiof>;
> + interrupts = <6 IRQ_TYPE_LEVEL_LOW>;
> + };
> + };
> +...