From: Donghoon Han <nazgul33@gmail.com>
To: linux-input@vger.kernel.org
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>,
Daniel Mack <daniel@caiaq.de>,
linux-kernel@vger.kernel.org
Subject: [PATCH 2/2] Input: rotaty-encoder - Add DT binding document
Date: Sun, 6 Jan 2019 05:26:59 +0900 [thread overview]
Message-ID: <20190105202659.20198-3-nazgul33@gmail.com> (raw)
In-Reply-To: <20190105202659.20198-1-nazgul33@gmail.com>
Add DT binding document for rotary-encoder, keycode options.
Signed-off-by: Donghoon Han <nazgul33@gmail.com>
---
.../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..113640079de3 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. keycode[2]
+ corresponds -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
next prev parent reply other threads:[~2019-01-05 20:27 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-05 20:26 [PATCH 0/2] input: rotary-encoder: Support key events Donghoon Han
2019-01-05 20:26 ` [PATCH 1/2] Input: rotary_encoder - " Donghoon Han
2019-01-05 23:12 ` Dmitry Torokhov
2019-01-06 3:36 ` nazgul33
2019-01-07 0:38 ` Dmitry Torokhov
2019-01-05 20:26 ` Donghoon Han [this message]
2019-01-05 23:11 ` [PATCH 2/2] Input: rotaty-encoder - Add DT binding document Dmitry Torokhov
2019-01-06 3:41 ` nazgul33
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