On Tue, 20 Feb 2024, Bartosz Golaszewski wrote:
> On Mon, Feb 19, 2024 at 9:23 PM Stephen Boyd <swboyd@xxxxxxxxxxxx> wrote:
> >
> > The ChromeOS embedded controller (EC) supports setting the state of
> > GPIOs when the system is unlocked, and getting the state of GPIOs in all
> > cases. The GPIOs are on the EC itself, so the EC acts similar to a GPIO
> > expander. Add the #gpio-cells and gpio-controller properties to the
> > cros-ec binding so that other devices described in DT can get the GPIOs
> > on the EC.
> >
> > Cc: Linus Walleij <linus.walleij@xxxxxxxxxx>
> > Cc: Bartosz Golaszewski <brgl@xxxxxxxx>
> > Cc: Rob Herring <robh+dt@xxxxxxxxxx>
> > Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@xxxxxxxxxx>
> > Cc: Conor Dooley <conor+dt@xxxxxxxxxx>
> > Cc: Lee Jones <lee@xxxxxxxxxx>
> > Cc: Benson Leung <bleung@xxxxxxxxxxxx>
> > Cc: Guenter Roeck <groeck@xxxxxxxxxxxx>
> > Cc: <devicetree@xxxxxxxxxxxxxxx>
> > Cc: <chrome-platform@xxxxxxxxxxxxxxx>
> > Cc: Pin-yen Lin <treapking@xxxxxxxxxxxx>
> > Signed-off-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>
> > ---
> > Documentation/devicetree/bindings/mfd/google,cros-ec.yaml | 7 +++++++
> > 1 file changed, 7 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/mfd/google,cros-ec.yaml b/Documentation/devicetree/bindings/mfd/google,cros-ec.yaml
> > index e1ca4f297c6d..aac8819bd00b 100644
> > --- a/Documentation/devicetree/bindings/mfd/google,cros-ec.yaml
> > +++ b/Documentation/devicetree/bindings/mfd/google,cros-ec.yaml
> > @@ -93,6 +93,11 @@ properties:
> > '#size-cells':
> > const: 0
> >
> > + '#gpio-cells':
> > + const: 2
> > +
> > + gpio-controller: true
> > +
> > typec:
> > $ref: /schemas/chrome/google,cros-ec-typec.yaml#
> >
> > @@ -275,6 +280,8 @@ examples:
> > interrupts = <99 0>;
> > interrupt-parent = <&gpio7>;
> > spi-max-frequency = <5000000>;
> > + #gpio-cells = <2>;
> > + gpio-controller;
> >
> > proximity {
> > compatible = "google,cros-ec-mkbp-proximity";
> > --
> > https://chromeos.dev
> >
>
> Applied, thanks!
Why are you applying this MFD patch?
--
Lee Jones [李琼斯]
