iio: hx711: add clock-frequency property in DT

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Add clock-frequency property for hx711 ADC. This is the frequency of
PD_SCK.

After PD_SCK goes high DOUT is read just before PD_SCK goes down again.
This is necessary because of parasitic capacitance on the wiring.

Signed-off-by: Andreas Klinger <ak@it-klinger.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

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Andreas Klinger 2018-07-10 20:18:31 +02:00 • committed by Jonathan Cameron

parent 382fa58125

commit 7f310e5d07

1 changed files with 6 additions and 0 deletions

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Documentation/devicetree/bindings/iio/adc/avia-hx711.txt

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