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    Subject[PATCHv4 3/4] dt-bindings: mfd: da9052: support TSI as ADC
    Date
    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@collabora.co.uk>
    ---
    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.
    +
    Sub-nodes:
    - regulators : Contain the regulator nodes. The DA9052/53 regulators are
    bound using their names as listed below:
    --
    2.11.0
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