Messages in this thread | | | Date | Sun, 24 Jun 2018 14:10:48 +0100 | From | Jonathan Cameron <> | Subject | Re: [PATCH 1/3] iio: hx711: add data-ready-delay-ns property in DT |
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On Sat, 23 Jun 2018 20:54:21 +0200 Andreas Klinger <ak@it-klinger.de> wrote:
> add data-ready-delay-ns property for hx711 ADC > this is the delay after rising PD_SCK until DOUT is read and assumed to be > ready > > Signed-off-by: Andreas Klinger <ak@it-klinger.de>
One unconnected change. I'm not sure it's wrong as such but it should not be in this patch.
> --- > Documentation/devicetree/bindings/iio/adc/avia-hx711.txt | 9 ++++++++- > 1 file changed, 8 insertions(+), 1 deletion(-) > > diff --git a/Documentation/devicetree/bindings/iio/adc/avia-hx711.txt b/Documentation/devicetree/bindings/iio/adc/avia-hx711.txt > index b3629405f568..8c9bcaa4d750 100644 > --- a/Documentation/devicetree/bindings/iio/adc/avia-hx711.txt > +++ b/Documentation/devicetree/bindings/iio/adc/avia-hx711.txt > @@ -8,11 +8,18 @@ Required properties: > See Documentation/devicetree/bindings/gpio/gpio.txt > - avdd-supply: Definition of the regulator used as analog supply > > +Optional properties: > + - data-ready-delay-ns: additional delay in nanoseconds between rising of > + PD_SCK until DOUT is ready > + should be less then maximum PD_SCK high time which > + is 50000 in the datasheet > + > Example: > -weight@0 { > +weight {
Change has nothing to do with this patch...
> compatible = "avia,hx711"; > sck-gpios = <&gpio3 10 GPIO_ACTIVE_HIGH>; > dout-gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>; > avdd-suppy = <&avdd>; > + data-ready-delay-ns = <1000>; > }; >
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