On Mon, Nov 16, 2015 at 01:01:02PM +0100, Markus Pargmann wrote: > This documentation describes the devicetree bindings for the > ADC/Touchscreen unit of the i.MX25 SoC. > > Signed-off-by: Markus Pargmann <m...@pengutronix.de> > Acked-by: Jonathan Cameron <ji...@kernel.org>
Acked-by: Rob Herring <r...@kernel.org> > --- > > Notes: > Changes in v6: > - Removed adc-ref property and replaced it with refp and refn for > positive and > negative references. The properties are optional now as the default > behaviour is a positive internal reference voltage and ADC GND as > negative > reference. > > .../devicetree/bindings/mfd/fsl-imx25-tsadc.txt | 46 > ++++++++++++++++++++++ > 1 file changed, 46 insertions(+) > create mode 100644 Documentation/devicetree/bindings/mfd/fsl-imx25-tsadc.txt > > diff --git a/Documentation/devicetree/bindings/mfd/fsl-imx25-tsadc.txt > b/Documentation/devicetree/bindings/mfd/fsl-imx25-tsadc.txt > new file mode 100644 > index 000000000000..a857af0eb68c > --- /dev/null > +++ b/Documentation/devicetree/bindings/mfd/fsl-imx25-tsadc.txt > @@ -0,0 +1,46 @@ > +Freescale mx25 ADC/TSC multifunction device > + > +This device combines two general purpose conversion queues one used for > general > +ADC and the other used for touchscreens. > + > +Required properties: > + - compatible: Should be "fsl,imx25-tsadc". > + - reg: Memory range of the device. > + - interrupts: Interrupt for this device as described in > + interrupts/interrupts.txt > + - clocks: An 'ipg' clock defined as described in clocks/clock.txt > + - interrupt-controller: This device is an interrupt controller. It controls > + the interrupts of both conversion queues. > + - #interrupt-cells: Should be '<1>'. > + - #address-cells: Should be '<1>'. > + - #size-cells: Should be '<1>'. > + - ranges > + > +This device includes two conversion queues which can be added as subnodes. > +The first queue is for the touchscreen, the second for general purpose ADC. > + > +Example: > + tscadc: tscadc@50030000 { > + compatible = "fsl,imx25-tsadc"; > + reg = <0x50030000 0xc>; > + interrupts = <46>; > + clocks = <&clks 119>; > + clock-names = "ipg"; > + interrupt-controller; > + #interrupt-cells = <1>; > + #address-cells = <1>; > + #size-cells = <1>; > + ranges; > + > + tsc: tcq@50030400 { > + compatible = "fsl,imx25-tcq"; > + reg = <0x50030400 0x60>; > + ... > + }; > + > + adc: gcq@50030800 { > + compatible = "fsl,imx25-gcq"; > + reg = <0x50030800 0x60>; > + ... > + }; > + }; > -- > 2.6.1 > > -- > To unsubscribe from this list: send the line "unsubscribe devicetree" in > the body of a message to majord...@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-input" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html