iio: hx711: add clock-frequency property in DT
authorAndreas Klinger <ak@it-klinger.de>
Tue, 10 Jul 2018 18:18:31 +0000 (20:18 +0200)
committerJonathan Cameron <Jonathan.Cameron@huawei.com>
Sun, 15 Jul 2018 08:36:05 +0000 (09:36 +0100)
commit7f310e5d07112e0bae57ce63de954e6773a26f81
tree65f27aa66d6be7f77b722288ae46e518ad617aa6
parent382fa5812583b6c3a4d02a5830b70ec7ee2f07a3
iio: hx711: add clock-frequency property in DT

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