Re: RFC: dt-binding: media: document ON Semi AR0521 sensor bindings
From: Laurent Pinchart
Date: Tue Mar 30 2021 - 05:58:56 EST
Hi Krzysztof,
On Tue, Mar 30, 2021 at 11:17:54AM +0200, Krzysztof Hałasa wrote:
> Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> writes:
>
> >> + reg:
> >> + description: I2C bus address of the sensor device
> >
> > You can drop this, it's implicit for I2C devices.
>
> Do you mean just dropping these two lines (and MaxItems: 1), and leaving
> "reg" in "required" and in the example? E.g.:
I meant dropping the description, sorry. You need to keep
reg:
maxItems: 1
> ...
> required:
> - compatible
> - reg
> - clocks
> - clock-names
> - port
>
> additionalProperties: false
>
> examples:
> - |
> #include <dt-bindings/gpio/gpio.h>
> #include <dt-bindings/clock/imx6qdl-clock.h>
>
> i2c {
> #address-cells = <1>;
> #size-cells = <0>;
>
> ar0521: camera-sensor@36 {
> compatible = "onnn,ar0521";
> reg = <0x36>;
> pinctrl-names = "default";
>
> ...
>
> It protests with:
>
> Documentation/devicetree/bindings/media/i2c/onnn,ar0521.example.dt.yaml:
> camera-sensor@36: 'reg' does not match any of the regexes: 'pinctrl-[0-9]+'
> From schema: /usr/src/linux/imx6/Documentation/devicetree/bindings/media/i2c/onnn,ar0521.yaml
>
> Thus I'm currently leaving it as is.
--
Regards,
Laurent Pinchart