On Wed, Nov 30, 2016 at 09:16:58AM +0100, Peter Rosin wrote: > Signed-off-by: Peter Rosin <peda@xxxxxxxxxx> > --- > .../bindings/iio/multiplexer/iio-mux.txt | 40 ++++++++++++++++++++++ > MAINTAINERS | 6 ++++ > 2 files changed, 46 insertions(+) > create mode 100644 Documentation/devicetree/bindings/iio/multiplexer/iio-mux.txt I'm still not convinced about this binding, but don't really have more comments ATM. Sending 6 versions in 2 weeks or so doesn't really help either. > diff --git a/Documentation/devicetree/bindings/iio/multiplexer/iio-mux.txt b/Documentation/devicetree/bindings/iio/multiplexer/iio-mux.txt > new file mode 100644 > index 000000000000..8080cf790d82 > --- /dev/null > +++ b/Documentation/devicetree/bindings/iio/multiplexer/iio-mux.txt > @@ -0,0 +1,40 @@ > +IIO multiplexer bindings > + > +If a multiplexer is used to select which hardware signal is fed to > +e.g. an ADC channel, these bindings describe that situation. > + > +Required properties: > +- compatible : "iio-mux" This is a Linuxism. perhaps "adc-mux". > +- io-channels : Channel node of the parent channel that has multiplexed > + input. > +- io-channel-names : Should be "parent". > +- #address-cells = <1>; > +- #size-cells = <0>; > +- mux-controls : Mux controller node to use for operating the mux > +- channels : List of strings, labeling the mux controller states. > + > +The multiplexer state as described in ../misc/mux-controller.txt > + > +For each non-empty string in the channels property, an iio channel will > +be created. The number of this iio channel is the same as the index into > +the list of strings in the channels property, and also matches the mux > +controller state. > + > +Example: > + mux: mux-controller { > + compatible = "mux-gpio"; > + #mux-control-cells = <0>; > + > + mux-gpios = <&pioA 0 GPIO_ACTIVE_HIGH>, > + <&pioA 1 GPIO_ACTIVE_HIGH>; > + }; > + > + adc-mux { > + compatible = "iio-mux"; > + io-channels = <&adc 0>; > + io-channel-names = "parent"; > + > + mux-controls = <&mux>; > + > + channels = "sync", "in", system-regulator"; > + }; -- To unsubscribe from this list: send the line "unsubscribe linux-iio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html