On Fri, Nov 02, 2018 at 11:35:39AM +0100, Marek Behún wrote: > This patch adds documentation of the device tree bindings for GPIOs > on the devices connected via Moxtet bus. > > Signed-off-by: Marek Behún <marek.behun@xxxxxx> > Cc: Rob Herring <robh+dt@xxxxxxxxxx> > Cc: devicetree@xxxxxxxxxxxxxxx > --- > .../devicetree/bindings/gpio/gpio-moxtet.txt | 18 ++++++++++++++++++ > 1 file changed, 18 insertions(+) > create mode 100644 Documentation/devicetree/bindings/gpio/gpio-moxtet.txt > > diff --git a/Documentation/devicetree/bindings/gpio/gpio-moxtet.txt b/Documentation/devicetree/bindings/gpio/gpio-moxtet.txt > new file mode 100644 > index 000000000000..7e9b5770585d > --- /dev/null > +++ b/Documentation/devicetree/bindings/gpio/gpio-moxtet.txt > @@ -0,0 +1,18 @@ > +Turris Mox Moxtet GPIO expander via Moxtet bus > + > +Required properties: > + - compatible : Should be "cznic,moxtet-gpio". > + - gpio-controller : Marks the device node as a GPIO controller. > + - #gpio-cells : Should be two. For consumer use see gpio.txt. > + > +Other properties are required for a Moxtet bus device, please refer to > +Documentation/devicetree/bindings/bus/moxtet.txt. > + > +Example: > + > + moxtet_sfp: moxtet-sfp@0 { gpio@0 > + compatible = "cznic,moxtet-gpio"; > + gpio-controller; > + #gpio-cells = <2>; > + reg = <0>; > + } > -- > 2.18.1 >