From mboxrd@z Thu Jan 1 00:00:00 1970 From: Donghoon Han Subject: [PATCH V2 2/2] Input: rotaty-encoder - Add DT binding document Date: Tue, 8 Jan 2019 01:42:49 +0900 Message-ID: <20190107164249.2342-3-nazgul33@gmail.com> References: <20190107164249.2342-1-nazgul33@gmail.com> Return-path: In-Reply-To: <20190107164249.2342-1-nazgul33@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: linux-input@vger.kernel.org Cc: Dmitry Torokhov , Daniel Mack , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org List-Id: linux-input@vger.kernel.org Add DT binding document for rotary-encoder, keycode options. Signed-off-by: Donghoon Han Cc: Dmitry Torokhov Cc: Daniel Mack Cc: devicetree@vger.kernel.org To: linux-input@vger.kernel.org --- .../devicetree/bindings/input/rotary-encoder.txt | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/Documentation/devicetree/bindings/input/rotary-encoder.txt b/Documentation/devicetree/bindings/input/rotary-encoder.txt index f99fe5cdeaec..9986ec2af2d4 100644 --- a/Documentation/devicetree/bindings/input/rotary-encoder.txt +++ b/Documentation/devicetree/bindings/input/rotary-encoder.txt @@ -12,6 +12,10 @@ Optional properties: - rotary-encoder,relative-axis: register a relative axis rather than an absolute one. Relative axis will only generate +1/-1 events on the input device, hence no steps need to be passed. +- rotary-encoder,relative-keys : generate pair of key events. This setting + behaves just like relative-axis, generating key events instead. + (Keycodes[2] corresponds to -1/1 events.) +- rotary-encoder,relative-keycodes : keycodes for relative-keys - rotary-encoder,rollover: Automatic rollover when the rotary value becomes greater than the specified steps or smaller than 0. For absolute axis only. - rotary-encoder,steps-per-period: Number of steps (stable states) per period. @@ -48,3 +52,11 @@ Example: rotary-encoder,encoding = "binary"; rotary-encoder,rollover; }; + + rotary@2 { + compatible = "rotary-encoder"; + gpios = <&gpio 21 0>, <&gpio 22 0>; + rotary-encoder,relative-keys; + rotary-encoder,relative-keycode = <103>, <108>; + rotary-encoder,steps-per-period = <2>; + }; -- 2.17.1