Re: [PATCH v7 6/7] dt-bindings: iio: dac: Add AD5529R
David Lechner <[email protected]> Sat, 25 Jul 2026 15:38:17 -0500
| Newsgroups | org.kernel.vger.linux-spi,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-doc,org.kernel.vger.linux-iio,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
On 7/22/26 2:54 AM, Janani Sunil wrote: > Devicetree bindings for AD5529R 16 channel 12/16 bit high voltage, > buffered voltage output digital-to-analog converter (DAC) with an > integrated precision reference. > ... > + vdd-supply: So vdd-io-supply to match the datasheet name? > + description: Digital power supply (1.08V to 1.98V) > + > + avdd-supply: And vdd-5v-supply? Datasheet doesn't mention any AVDD. > + description: Analog power supply (4.75V to 5.25V) > + > + hvdd-supply: There are 4 of these according to the datasheet. e.g. vdd-hd0-supply ... > + description: > + High voltage positive supply (7V to 45V). Supply voltage should be chosen > + based on configured output ranges (see datasheet Table 9). > + > + hvss-supply: Same here. > + description: > + High voltage negative supply (-22.5V to 0V). Required only when using > + bipolar output ranges (±5V, ±10V, ±15V, ±20V). Supply voltage should be > + chosen based on configured output ranges (see datasheet Table 9). > + > + vref-supply: > + description: > + External voltage reference supply (4.056V to 4.136V, typically 4.096V). > + When specified, the device uses external reference mode and the VREF pin > + becomes an input. The device uses the internal 4.096V precision reference > + otherwise. > +