From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1162624AbdAHKbB (ORCPT ); Sun, 8 Jan 2017 05:31:01 -0500 Received: from saturn.retrosnub.co.uk ([178.18.118.26]:43252 "EHLO saturn.retrosnub.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753091AbdAHK32 (ORCPT ); Sun, 8 Jan 2017 05:29:28 -0500 Subject: Re: [PATCH v7 07/12] dt-bindings: iio: iio-mux: document iio-mux bindings To: Peter Rosin , linux-kernel@vger.kernel.org References: <1483532187-28494-1-git-send-email-peda@axentia.se> <1483532187-28494-8-git-send-email-peda@axentia.se> Cc: Wolfram Sang , Rob Herring , Mark Rutland , Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald-Stadler , Jonathan Corbet , Arnd Bergmann , Greg Kroah-Hartman , linux-i2c@vger.kernel.org, devicetree@vger.kernel.org, linux-iio@vger.kernel.org, linux-doc@vger.kernel.org From: Jonathan Cameron Message-ID: <7e3e79a6-12a5-d253-e855-a4de209e9513@kernel.org> Date: Sun, 8 Jan 2017 10:29:25 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.6.0 MIME-Version: 1.0 In-Reply-To: <1483532187-28494-8-git-send-email-peda@axentia.se> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 04/01/17 12:16, Peter Rosin wrote: > Signed-off-by: Peter Rosin Acked-by: Jonathan Cameron > --- > .../bindings/iio/multiplexer/io-channel-mux.txt | 39 ++++++++++++++++++++++ > MAINTAINERS | 6 ++++ > 2 files changed, 45 insertions(+) > create mode 100644 Documentation/devicetree/bindings/iio/multiplexer/io-channel-mux.txt > > diff --git a/Documentation/devicetree/bindings/iio/multiplexer/io-channel-mux.txt b/Documentation/devicetree/bindings/iio/multiplexer/io-channel-mux.txt > new file mode 100644 > index 000000000000..c82794002595 > --- /dev/null > +++ b/Documentation/devicetree/bindings/iio/multiplexer/io-channel-mux.txt > @@ -0,0 +1,39 @@ > +I/O channel 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 : "io-channel-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. > + > +For each non-empty string in the channels property, an io-channel will > +be created. The number of this io-channel is the same as the index into > +the list of strings in the channels property, and also matches the mux > +controller state. The mux controller state is described in > +../mux/mux-controller.txt > + > +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 = "io-channel-mux"; > + io-channels = <&adc 0>; > + io-channel-names = "parent"; > + > + mux-controls = <&mux>; > + > + channels = "sync", "in", "system-regulator"; > + }; > diff --git a/MAINTAINERS b/MAINTAINERS > index ebe96f3e25a0..91775f2be209 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -6274,6 +6274,12 @@ F: Documentation/ABI/testing/sysfs-bus-iio-adc-envelope-detector > F: Documentation/devicetree/bindings/iio/adc/envelope-detector.txt > F: drivers/iio/adc/envelope-detector.c > > +IIO MULTIPLEXER > +M: Peter Rosin > +L: linux-iio@vger.kernel.org > +S: Maintained > +F: Documentation/devicetree/bindings/iio/multiplexer/iio-mux.txt > + > IIO SUBSYSTEM AND DRIVERS > M: Jonathan Cameron > R: Hartmut Knaack >