On 01/06/15 13:20, Vladimir Barinov wrote: > These bindings can be used to register Holt HI-8435/8436/8437 descrete ADC > > Signed-off-by: Vladimir Barinov <[email protected]> > --- > .../devicetree/bindings/iio/adc/hi-843x.txt | 27 > ++++++++++++++++++++++ > 1 file changed, 27 insertions(+) > create mode 100644 Documentation/devicetree/bindings/iio/adc/hi-843x.txt > > diff --git a/Documentation/devicetree/bindings/iio/adc/hi-843x.txt > b/Documentation/devicetree/bindings/iio/adc/hi-843x.txt > new file mode 100644 > index 0000000..872e801 > --- /dev/null > +++ b/Documentation/devicetree/bindings/iio/adc/hi-843x.txt > @@ -0,0 +1,27 @@ > +Holt Integrated Circuits HI-8435/8436/8437 discrete ADC bindings > + > +Required properties: > + - compatible: Should be "holt,hi-8435" or "holt,hi-8436" or "holt,hi-8437" > + - reg: spi chip select number for the device > + > +Recommended properties: > + - spi-max-frequency: Definition as per > + Documentation/devicetree/bindings/spi/spi-bus.txt > + > +Optional properties: > + - holt,mr-gpio: GPIO used for controlling the MR (chip reset) pin Unless there is anything unusual about the chip reset line, I'd be tempted to go with reset-gpios which seems to be somewhat of a convention based on a quick grep of existing bindings. > + - holt,debounce-soft: enable software debounce at startup > + - holt,debounce-soft-delay: software debounce interval in milliseconds > + > +Example: > +adc@0 { > + compatible = "holt,hi-8435"; > + reg = <0>; > + > + holt,mr-gpio = <&gpio6 1 0>; > + > + holt,debounce-soft; > + holt,debounce-soft-delay = <100>; > + > + spi-max-frequency = <1000000>; > +}; >
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