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dt-bindings: touchscreen: add touchscreen-x/y-plate-ohms property
To calculate the pressure on a restrictive touchscreen we need to know resistance at least of X plate. Some calculations need to use both X and Y values. So let's 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> Link: https://lore.kernel.org/r/20210525054634.9134-3-o.rempel@pengutronix.de Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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@ -74,6 +74,12 @@ properties:
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touchscreen-y-mm:
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description: vertical length in mm of the touchscreen
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touchscreen-x-plate-ohms:
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description: Resistance of the X-plate in Ohms
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touchscreen-y-plate-ohms:
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description: Resistance of the Y-plate in Ohms
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dependencies:
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touchscreen-size-x: [ touchscreen-size-y ]
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touchscreen-size-y: [ touchscreen-size-x ]
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