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[v6,3/9] dt-bindings: input: touchscreen: add minimum pressure touchscreen property

Message ID 1526898477-9952-4-git-send-email-eugen.hristev@microchip.com (mailing list archive)
State New, archived
Headers show

Commit Message

Eugen Hristev May 21, 2018, 10:27 a.m. UTC 
Add a common touchscreen optional property that will specify
the minimum pressure applied to the screen that is needed
such that the driver will report the touch event.

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
Changes in v5:
 - Modified property name to touchscreen-min-pressure from
touchscreen-threshold-property

 Documentation/devicetree/bindings/input/touchscreen/touchscreen.txt | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/input/touchscreen/touchscreen.txt b/Documentation/devicetree/bindings/input/touchscreen/touchscreen.txt
index 537643e..d092d5d 100644
--- a/Documentation/devicetree/bindings/input/touchscreen/touchscreen.txt
+++ b/Documentation/devicetree/bindings/input/touchscreen/touchscreen.txt
@@ -7,6 +7,9 @@  Optional properties for Touchscreens:
 				  (in pixels)
  - touchscreen-max-pressure	: maximum reported pressure (arbitrary range
 				  dependent on the controller)
+ - touchscreen-min-pressure	: minimum pressure on the touchscreen to be
+				  achieved in order for the touchscreen
+				  driver to report a touch event.
  - touchscreen-fuzz-x		: horizontal noise value of the absolute input
 				  device (in pixels)
  - touchscreen-fuzz-y		: vertical noise value of the absolute input