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| author | Guy Shapiro <guy.shapiro@mobi-wize.com> | 2016-12-15 21:23:02 -0800 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2016-12-15 21:34:35 -0800 |
| commit | f43d3ec3a889c7f6a196f3b6d6b13345ee46af8a (patch) | |
| tree | 37114b0cc7036faad3f3c81253b63a21e8dfb48d /Documentation | |
| parent | 34888602eb99df174e76eafeb613ad857f534ebb (diff) | |
| download | linux-f43d3ec3a889c7f6a196f3b6d6b13345ee46af8a.tar.bz2 | |
Input: imx6ul_tsc - generalize the averaging property
Make the avarage-samples property a general touchscreen property
rather than imx6ul device specific.
Signed-off-by: Guy Shapiro <guy.shapiro@mobi-wize.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/input/touchscreen/imx6ul_tsc.txt | 11 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/input/touchscreen/touchscreen.txt | 3 |
2 files changed, 6 insertions, 8 deletions
diff --git a/Documentation/devicetree/bindings/input/touchscreen/imx6ul_tsc.txt b/Documentation/devicetree/bindings/input/touchscreen/imx6ul_tsc.txt index a66069f6db66..d4927c202aef 100644 --- a/Documentation/devicetree/bindings/input/touchscreen/imx6ul_tsc.txt +++ b/Documentation/devicetree/bindings/input/touchscreen/imx6ul_tsc.txt @@ -17,13 +17,8 @@ Optional properties: This value depends on the touch screen. - pre-charge-time: the touch screen need some time to precharge. This value depends on the touch screen. -- average-samples: Number of data samples which are averaged for each read. - Valid values 0-4 - 0 = 1 sample - 1 = 4 samples - 2 = 8 samples - 3 = 16 samples - 4 = 32 samples +- touchscreen-average-samples: Number of data samples which are averaged for + each read. Valid values are 1, 4, 8, 16 and 32. Example: tsc: tsc@02040000 { @@ -39,6 +34,6 @@ Example: xnur-gpio = <&gpio1 3 GPIO_ACTIVE_LOW>; measure-delay-time = <0xfff>; pre-charge-time = <0xffff>; - average-samples = <4>; + touchscreen-average-samples = <32>; status = "okay"; }; diff --git a/Documentation/devicetree/bindings/input/touchscreen/touchscreen.txt b/Documentation/devicetree/bindings/input/touchscreen/touchscreen.txt index bccaa4e73045..537643e86f61 100644 --- a/Documentation/devicetree/bindings/input/touchscreen/touchscreen.txt +++ b/Documentation/devicetree/bindings/input/touchscreen/touchscreen.txt @@ -14,6 +14,9 @@ Optional properties for Touchscreens: - touchscreen-fuzz-pressure : pressure noise value of the absolute input device (arbitrary range dependent on the controller) + - touchscreen-average-samples : Number of data samples which are averaged + for each read (valid values dependent on the + controller) - touchscreen-inverted-x : X axis is inverted (boolean) - touchscreen-inverted-y : Y axis is inverted (boolean) - touchscreen-swapped-x-y : X and Y axis are swapped (boolean) |