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1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/iio/dac/adi,ad5758.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Analog Devices AD5758 DAC8 9maintainers:10 - Michael Hennerich <Michael.Hennerich@analog.com>11 12properties:13 compatible:14 const: adi,ad575815 16 reg:17 maxItems: 118 19 spi-cpha: true20 21 adi,dc-dc-mode:22 $ref: /schemas/types.yaml#/definitions/uint3223 enum: [1, 2, 3]24 description: |25 Mode of operation of the dc-to-dc converter26 Dynamic Power Control (DPC)27 In this mode, the AD5758 circuitry senses the output voltage and28 dynamically regulates the supply voltage, VDPC+, to meet compliance29 requirements plus an optimized headroom voltage for the output buffer.30 31 Programmable Power Control (PPC)32 In this mode, the VDPC+ voltage is user-programmable to a fixed level33 that needs to accommodate the maximum output load required.34 35 The output of the DAC core is either converted to a current or36 voltage output at the VIOUT pin. Only one mode can be enabled at37 any one time.38 39 The following values are currently supported:40 * 1: DPC current mode41 * 2: DPC voltage mode42 * 3: PPC current mode43 44 Depending on the selected output mode (voltage or current) one of the45 two properties must be present:46 47 adi,range-microvolt:48 description: |49 Voltage output range specified as <minimum, maximum>50 oneOf:51 - items:52 - const: 053 - enum: [5000000, 10000000]54 - items:55 - const: -500000056 - const: 500000057 - items:58 - const: -1000000059 - const: 1000000060 61 adi,range-microamp:62 description: |63 Current output range specified as <minimum, maximum>64 oneOf:65 - items:66 - const: 067 - enum: [20000, 24000]68 - items:69 - const: 470 - const: 2400071 - items:72 - const: -2000073 - const: 2000074 - items:75 - const: -2400076 - const: 2400077 - items:78 - const: -100079 - const: 2200080 81 reset-gpios:82 maxItems: 183 84 adi,dc-dc-ilim-microamp:85 enum: [150000, 200000, 250000, 300000, 350000, 400000]86 description: |87 The dc-to-dc converter current limit.88 89 adi,slew-time-us:90 description: |91 The time it takes for the output to reach the full scale [uS]92 minimum: 13393 maximum: 102398437594 95required:96 - compatible97 - reg98 - spi-cpha99 - adi,dc-dc-mode100 101allOf:102 - $ref: /schemas/spi/spi-peripheral-props.yaml#103 - if:104 properties:105 adi,dc-dc-mode:106 enum: [1, 3]107 then:108 properties:109 adi,range-microvolt: false110 required:111 - adi,range-microamp112 else:113 properties:114 adi,range-microamp: false115 required:116 - adi,range-microvolt117 118unevaluatedProperties: false119 120examples:121 - |122 spi {123 #address-cells = <1>;124 #size-cells = <0>;125 126 dac@0 {127 compatible = "adi,ad5758";128 reg = <0>;129 spi-max-frequency = <1000000>;130 spi-cpha;131 132 reset-gpios = <&gpio 22 0>;133 134 adi,dc-dc-mode = <2>;135 adi,range-microvolt = <0 10000000>;136 adi,dc-dc-ilim-microamp = <200000>;137 adi,slew-time-us = <125000>;138 };139 };140...141