Re: [PATCH v2 1/2] dt-bindings: hwmon: ti,ina2xx: Add INA233 device

From: Krzysztof Kozlowski
Date: Fri Jan 10 2025 - 03:22:51 EST


On 10/01/2025 09:15, Leo Yang wrote:
> Add TI INA233 Current and Power Monitor bindings.
>
> Signed-off-by: Leo Yang <Leo-Yang@xxxxxxxxxxxx>
> ---
> .../devicetree/bindings/hwmon/ti,ina2xx.yaml | 17 +++++++++++++++++
> 1 file changed, 17 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml b/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml
> index 05a9cb36cd82..9759c69b904b 100644
> --- a/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml
> +++ b/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml
> @@ -27,6 +27,7 @@ properties:
> - ti,ina226
> - ti,ina230
> - ti,ina231
> + - ti,ina233
> - ti,ina237
> - ti,ina238
> - ti,ina260
> @@ -75,6 +76,22 @@ properties:
> the alert polarity to active-high.
> $ref: /schemas/types.yaml#/definitions/flag
>
> + ti,current-lsb:
> + description:
> + This value depends on the maximum current that can be expected to be

Then use microamp unit suffix and drop the ref and all these calculations.

> + measured by ina233 in your circuit, divide Maximum Expected Current
> + by 2^15 and express it in microamps.
> +
> + This value will be used to calculate the current/power coefficient for
> + the pmbus and to calibrate the IC.
> +
> + For device INA233.

And not valid for other devices? Then in allOf:if:then: you should
disallow it for others and drop redundant descriptions (don't repeat the
schema).

Best regards,
Krzysztof