Re: [PATCH] dt-bindings: pincfg-node: Add "input-schmitt" property

From: Inochi Amaoto
Date: Mon Jul 15 2024 - 05:55:51 EST


On Mon, Jul 15, 2024 at 11:21:25AM GMT, Krzysztof Kozlowski wrote:
> On 14/07/2024 13:28, Inochi Amaoto wrote:
> > On Sophgo CV18XX platform, threshold strength of schmitt trigger can
> > be configured. As this standard property is already supported by the
> > common pinconf code. Add "input-schmitt" property in pincfg-node.yaml
> > so that other platforms requiring such feature can make use of this
> > property.
> >
> > Signed-off-by: Inochi Amaoto <inochiama@xxxxxxxxxxx>
> > ---
> > Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml | 4 ++++
> > 1 file changed, 4 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml b/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml
> > index d0af21a564b4..e838fcac7f2a 100644
> > --- a/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml
> > +++ b/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml
> > @@ -88,6 +88,10 @@ properties:
> > description: disable input on pin (no effect on output, such as
> > disabling an input buffer)
> >
> > + input-schmitt:
> > + $ref: /schemas/types.yaml#/definitions/uint32
> > + description: threshold strength for schmitt-trigger
>
> Strength in which units? This should have proper property name suffix.
>
> Best regards,
> Krzysztof
>

I think it should be mV. Using voltage may leads to decimal.