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Groups > linux.kernel > #1678882
| From | Sebastian Reichel <sebastian.reichel@collabora.co.uk> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCHv4 3/4] dt-bindings: mfd: da9052: support TSI as ADC |
| Date | 2017-06-30 16:40 +0200 |
| Message-ID | <tY5fs-6Dz-31@gated-at.bofh.it> (permalink) |
| References | <tY5fr-6Dz-11@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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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[PATCHv4 0/4] DA9052 hardware monitoring improvements Sebastian Reichel <sebastian.reichel@collabora.co.uk> - 2017-06-30 16:40 +0200
[PATCHv4 3/4] dt-bindings: mfd: da9052: support TSI as ADC Sebastian Reichel <sebastian.reichel@collabora.co.uk> - 2017-06-30 16:40 +0200
[PATCHv4 1/4] mfd: da9052: fix manual ADC read after timed out read Sebastian Reichel <sebastian.reichel@collabora.co.uk> - 2017-06-30 16:40 +0200
[PATCHv4 2/4] hwmon: da9052: replace S_IRUGO with 0444 Sebastian Reichel <sebastian.reichel@collabora.co.uk> - 2017-06-30 16:40 +0200
[PATCHv4 4/4] hwmon: da9052: add support for TSI channel Sebastian Reichel <sebastian.reichel@collabora.co.uk> - 2017-06-30 16:40 +0200
Re: [PATCHv4 4/4] hwmon: da9052: add support for TSI channel Guenter Roeck <linux@roeck-us.net> - 2017-06-30 18:00 +0200
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