Re: [PATCH v1 1/2] dt-bindings: usb: microchip,usb5744: Add second supply

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Hello Conor,
thanks for the review.

On Mon, Nov 13, 2023 at 07:55:20PM +0000, Conor Dooley wrote:
> On Mon, Nov 13, 2023 at 03:59:20PM +0100, Francesco Dolcini wrote:
> > From: Stefan Eichenberger <stefan.eichenberger@xxxxxxxxxxx>
> > 
> > The USB5744 has two power supplies one for 3V3 and one for 1V2. Add the
> > second supply to the USB5744 DT binding.
> > 
> > Signed-off-by: Stefan Eichenberger <stefan.eichenberger@xxxxxxxxxxx>
> > Signed-off-by: Francesco Dolcini <francesco.dolcini@xxxxxxxxxxx>
> > ---
> >  .../devicetree/bindings/usb/microchip,usb5744.yaml         | 7 ++++++-
> >  1 file changed, 6 insertions(+), 1 deletion(-)
> > 
> > diff --git a/Documentation/devicetree/bindings/usb/microchip,usb5744.yaml b/Documentation/devicetree/bindings/usb/microchip,usb5744.yaml
> > index ff3a1707ef57..6d4cfd943f58 100644
> > --- a/Documentation/devicetree/bindings/usb/microchip,usb5744.yaml
> > +++ b/Documentation/devicetree/bindings/usb/microchip,usb5744.yaml
> > @@ -36,7 +36,11 @@ properties:
> >  
> >    vdd-supply:
> >      description:
> > -      VDD power supply to the hub
> > +      3V3 power supply to the hub
> > +
> > +  vdd2-supply:
> > +    description:
> > +      1V2 power supply to the hub
> 
> How about v1p2-supply?

The reason for vdd2 is this

/*
 * Use generic names, as the actual names might differ between hubs. If a new
 * hub requires more than the currently supported supplies, add a new one here.
 */
static const char * const supply_names[] = {
	"vdd",
	"vdd2",
};

from drivers/usb/misc/onboard_usb_hub.c.

Francesco





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