dt-bindings: iio: adc: hx711: add RATE GPIO property

Document the optional RATE pin GPIO used to select the HX711 output
data rate.

Update the example to show the property in use.

Signed-off-by: Piyush Patle <piyushpatle228@gmail.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@intel.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Piyush Patle 2026-06-04 00:18:51 +05:30 • committed by Jonathan Cameron
commit 15842186c3