Re: [PATCH RFC 1/5] dt-bindings: power: supply: bq24190_charger: add bq24192 and usb-otg-vbus

From: Brian Masney
Date: Mon Oct 22 2018 - 20:04:43 EST


Hi Rob,

On Mon, Oct 15, 2018 at 01:52:52PM -0500, Rob Herring wrote:
> On Mon, Oct 01, 2018 at 01:30:01AM -0400, Brian Masney wrote:
> > Add support for the ti,bq24192 variant and a child node for the
> > usb-otg-vbus regulator.
> >
> > Signed-off-by: Brian Masney <masneyb@xxxxxxxxxxxxx>
> > ---
> > Documentation/devicetree/bindings/power/supply/bq24190.txt | 7 +++++++
> > 1 file changed, 7 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/power/supply/bq24190.txt b/Documentation/devicetree/bindings/power/supply/bq24190.txt
> > index 9e517d307070..8f2560824a97 100644
> > --- a/Documentation/devicetree/bindings/power/supply/bq24190.txt
> > +++ b/Documentation/devicetree/bindings/power/supply/bq24190.txt
> > @@ -3,6 +3,7 @@ TI BQ24190 Li-Ion Battery Charger
> > Required properties:
> > - compatible: contains one of the following:
> > * "ti,bq24190"
> > + * "ti,bq24192"
> > * "ti,bq24192i"
> > - reg: integer, I2C address of the charger.
> > - interrupts[-extended]: configuration for charger INT pin.
> > @@ -19,6 +20,12 @@ Optional properties:
> > - ti,system-minimum-microvolt: when power is connected and the battery is below
> > minimum system voltage, the system will be regulated above this setting.
> >
> > +child nodes:
> > +- usb-otg-vbus:
> > + Usage: optional
> > + Description: Regulator that is used to control the VBUS voltage direction for
> > + either USB host mode or for charging on the OTG port.
>
> What about the regulator properties?

There are no regulator properties underneath this child node. This is a
similar setup to what is described in
Documentation/devicetree/bindings/power/supply/qcom_smbb.txt.

If this is the correct way to do this, then perhaps I can add the
usb_otg_vbus node to the example in v2.

Brian

> > +
> > Notes:
> > - Some circuit boards wire the chip's "OTG" pin high (enabling 500mA default
> > charge current on USB SDP ports, among other features). To simulate this on
> > --
> > 2.17.1
> >