# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) %YAML 1.2 --- $id: http://devicetree.org/schemas/iio/dac/adi,ad5791.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Analog Devices AD5791 and similar DACs maintainers: - Michael Hennerich - Jonathan Cameron properties: compatible: enum: - adi,ad5760 - adi,ad5780 - adi,ad5781 - adi,ad5790 - adi,ad5791 reg: maxItems: 1 vdd-supply: true vss-supply: true vcc-supply: description: Supply that powers the chip. iovcc-supply: description: Supply for the digital interface. vrefp-supply: description: Positive referance input voltage range. From 5v to (vdd - 2.5) vrefn-supply: description: Negative referance input voltage range. From (vss + 2.5) to 0. adi,rbuf-gain2-en: description: Specify to allow an external amplifier to be connected in a gain of two configuration. type: boolean reset-gpios: maxItems: 1 clear-gpios: maxItems: 1 ldac-gpios: description: LDAC pin to be used as a hardware trigger to update the DAC channels. maxItems: 1 required: - compatible - reg - vdd-supply - vss-supply - vcc-supply - iovcc-supply - vrefp-supply - vrefn-supply allOf: - $ref: /schemas/spi/spi-peripheral-props.yaml# unevaluatedProperties: false examples: - | #include spi { #address-cells = <1>; #size-cells = <0>; dac@0 { compatible = "adi,ad5791"; reg = <0>; vss-supply = <&dac_vss>; vdd-supply = <&dac_vdd>; vcc-supply = <&dac_vcc>; iovcc-supply = <&dac_iovcc>; vrefp-supply = <&dac_vrefp>; vrefn-supply = <&dac_vrefn>; reset-gpios = <&gpio_bd 16 GPIO_ACTIVE_LOW>; clear-gpios = <&gpio_bd 17 GPIO_ACTIVE_LOW>; ldac-gpios = <&gpio_bd 18 GPIO_ACTIVE_HIGH>; }; }; ...