On Fri, 30 Jun 2017, Sebastian Reichel wrote: > DA9052 allows using the touchscreen input pins as general purpose > analogue input pin by wiring analogue inputs to X+, X-, Y+ and Y- > and providing a reference voltage at TSIREF pin. > > Signed-off-by: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxxxx> > --- > Documentation/devicetree/bindings/mfd/da9052-i2c.txt | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/Documentation/devicetree/bindings/mfd/da9052-i2c.txt b/Documentation/devicetree/bindings/mfd/da9052-i2c.txt > index 9554292dc6cb..57fa74e65664 100644 > --- a/Documentation/devicetree/bindings/mfd/da9052-i2c.txt > +++ b/Documentation/devicetree/bindings/mfd/da9052-i2c.txt > @@ -4,6 +4,14 @@ Required properties: > - compatible : Should be "dlg,da9052", "dlg,da9053-aa", > "dlg,da9053-ab", or "dlg,da9053-bb" > > +Optional properties: > +- dlg,tsi-as-adc : Boolean, if set the X+, X-, Y+, Y- touchscreen > + input lines are used as general purpose analogue > + input. > +- tsiref-supply: Phandle to the regulator, which provides the reference > + voltage for the TSIREF pin. Must be provided when the > + touchscreen pins are used for ADC purposes. > + DT Ack please. -- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
