Messages in this thread Patch in this message | | | From | Oleksij Rempel <> | Subject | [PATCH v6 2/4] dt-bindings: touchscreen: add touchscreen-x/y-plate-ohms property | Date | Tue, 25 May 2021 07:46:32 +0200 |
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Te calculate the pressure on a restrictive touchscreen we need need to know resistance at least of X plate. Some calculations need to use both X and Y values. So, add generic properties which can be used by all drivers
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de> Reviewed-by: Rob Herring <robh@kernel.org> --- .../devicetree/bindings/input/touchscreen/touchscreen.yaml | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml b/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml index 057e1063759c..2d7b039ce47f 100644 --- a/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml +++ b/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml @@ -77,6 +77,12 @@ properties: touchscreen-y-mm: description: vertical length in mm of the touchscreen + touchscreen-x-plate-ohms: + description: Resistance of the X-plate in Ohms + + touchscreen-y-plate-ohms: + description: Resistance of the Y-plate in Ohms + dependencies: touchscreen-size-x: [ touchscreen-size-y ] touchscreen-size-y: [ touchscreen-size-x ] -- 2.29.2
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