1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 $id: http://devicetree.org/schemas/iio/dac/dpot-dac.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: DAC emulation using a digital potentiometer
10 - Peter Rosin <peda@axentia.se>
13 It is assumed that the dpot is used as a voltage divider between the
14 current dpot wiper setting and the maximum resistance of the dpot. The
15 divided voltage is provided by a vref regulator.
26 | '---' dac output voltage
35 description: Regulator supplying the voltage divider.
40 Channel node of the dpot to be used for the voltage division.
54 additionalProperties: false
59 compatible = "dpot-dac";
60 vref-supply = <®_3v3>;
61 io-channels = <&dpot 0>;
62 io-channel-names = "dpot";