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| Started by | Sebastian Reichel <sebastian.reichel@collabora.co.uk> |
|---|---|
| First post | 2017-07-03 10:50 +0200 |
| Last post | 2017-07-17 16:40 +0200 |
| Articles | 3 — 3 participants |
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[PATCHv5 2/6] dt-bindings: mfd: da9052: support TSI as ADC Sebastian Reichel <sebastian.reichel@collabora.co.uk> - 2017-07-03 10:50 +0200
Re: [PATCHv5 2/6] dt-bindings: mfd: da9052: support TSI as ADC Rob Herring <robh@kernel.org> - 2017-07-07 18:00 +0200
Re: [PATCHv5 2/6] dt-bindings: mfd: da9052: support TSI as ADC Lee Jones <lee.jones@linaro.org> - 2017-07-17 16:40 +0200
| From | Sebastian Reichel <sebastian.reichel@collabora.co.uk> |
|---|---|
| Date | 2017-07-03 10:50 +0200 |
| Subject | [PATCHv5 2/6] dt-bindings: mfd: da9052: support TSI as ADC |
| Message-ID | <tZ5do-74o-7@gated-at.bofh.it> |
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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| From | Rob Herring <robh@kernel.org> |
|---|---|
| Date | 2017-07-07 18:00 +0200 |
| Message-ID | <u0DPJ-63n-17@gated-at.bofh.it> |
| In reply to | #1679764 |
On Mon, Jul 03, 2017 at 10:39:59AM +0200, 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@collabora.co.uk> > --- > Documentation/devicetree/bindings/mfd/da9052-i2c.txt | 8 ++++++++ > 1 file changed, 8 insertions(+) Acked-by: Rob Herring <robh@kernel.org>
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| From | Lee Jones <lee.jones@linaro.org> |
|---|---|
| Date | 2017-07-17 16:40 +0200 |
| Message-ID | <u4flO-6ht-57@gated-at.bofh.it> |
| In reply to | #1679764 |
On Mon, 03 Jul 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@collabora.co.uk> > --- > Documentation/devicetree/bindings/mfd/da9052-i2c.txt | 8 ++++++++ > 1 file changed, 8 insertions(+) Applied, thanks. > 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: -- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog
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