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dt-binding: iio: Add optional label property 

This optional property defines a symbolic name for the device.
This helps to distinguish between more than one iio device
of the same type.

Suggested-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Phil Reid <preid@electromag.com.au>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Phil Reid 2019-09-19 22:36:07 +08:00 committed by Jonathan Cameron
parent 9318a9e547
commit dc7fe512d9
1 changed files with 5 additions and 0 deletions
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Documentation/devicetree/bindings/iio/iio-bindings.txt
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@ -18,12 +18,17 @@ Required properties:
with a single IIO output and 1 for nodes with multiple
IIO outputs.
Optional properties:
label: A symbolic name for the device.
Example for a simple configuration with no trigger:
adc: voltage-sensor@35 {
compatible = "maxim,max1139";
reg = <0x35>;
#io-channel-cells = <1>;
label = "voltage_feedback_group1";
};
Example for a configuration with trigger: