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Diffstat (limited to 'Documentation/devicetree/bindings/iio/dac/ad5755.txt')
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diff --git a/Documentation/devicetree/bindings/iio/dac/ad5755.txt b/Documentation/devicetree/bindings/iio/dac/ad5755.txt deleted file mode 100644 index 502e1e55adbd..000000000000 --- a/Documentation/devicetree/bindings/iio/dac/ad5755.txt +++ /dev/null @@ -1,124 +0,0 @@ -* Analog Devices AD5755 IIO Multi-Channel DAC Linux Driver - -Required properties: - - compatible: Has to contain one of the following: - adi,ad5755 - adi,ad5755-1 - adi,ad5757 - adi,ad5735 - adi,ad5737 - - - reg: spi chip select number for the device - - spi-cpha or spi-cpol: is the only modes that is supported - -Recommended properties: - - spi-max-frequency: Definition as per - Documentation/devicetree/bindings/spi/spi-bus.txt - -Optional properties: -See include/dt-bindings/iio/ad5755.h - - adi,ext-dc-dc-compenstation-resistor: boolean set if the hardware have an - external resistor and thereby bypasses - the internal compensation resistor. - - adi,dc-dc-phase: - Valid values for DC DC Phase control is: - 0: All dc-to-dc converters clock on the same edge. - 1: Channel A and Channel B clock on the same edge, - Channel C and Channel D clock on opposite edges. - 2: Channel A and Channel C clock on the same edge, - Channel B and Channel D clock on opposite edges. - 3: Channel A, Channel B, Channel C, and Channel D - clock 90 degrees out of phase from each other. - - adi,dc-dc-freq-hz: - Valid values for DC DC frequency is [Hz]: - 250000 - 410000 - 650000 - - adi,dc-dc-max-microvolt: - Valid values for the maximum allowed Vboost voltage supplied by - the dc-to-dc converter is: - 23000000 - 24500000 - 27000000 - 29500000 - -Optional for every channel: - - adi,mode: - Valid values for DAC modes is: - 0: 0 V to 5 V voltage range. - 1: 0 V to 10 V voltage range. - 2: Plus minus 5 V voltage range. - 3: Plus minus 10 V voltage range. - 4: 4 mA to 20 mA current range. - 5: 0 mA to 20 mA current range. - 6: 0 mA to 24 mA current range. - - adi,ext-current-sense-resistor: boolean set if the hardware a external - current sense resistor. - - adi,enable-voltage-overrange: boolean enable voltage overrange - - adi,slew: Array of slewrate settings should contain 3 fields: - 1: Should be either 0 or 1 in order to enable or disable slewrate. - 2: Slew rate settings: - Valid values for the slew rate update frequency: - 64000 - 32000 - 16000 - 8000 - 4000 - 2000 - 1000 - 500 - 250 - 125 - 64 - 32 - 16 - 8 - 4 - 0 - 3: Slew step size: - Valid values for the step size LSBs: - 1 - 2 - 4 - 16 - 32 - 64 - 128 - 256 - -Example: -dac@0 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "adi,ad5755"; - reg = <0>; - spi-max-frequency = <1000000>; - spi-cpha; - adi,dc-dc-phase = <0>; - adi,dc-dc-freq-hz = <410000>; - adi,dc-dc-max-microvolt = <23000000>; - channel@0 { - reg = <0>; - adi,mode = <4>; - adi,ext-current-sense-resistor; - adi,slew = <0 64000 1>; - }; - channel@1 { - reg = <1>; - adi,mode = <4>; - adi,ext-current-sense-resistor; - adi,slew = <0 64000 1>; - }; - channel@2 { - reg = <2>; - adi,mode = <4>; - adi,ext-current-sense-resistor; - adi,slew = <0 64000 1>; - }; - channel@3 { - reg = <3>; - adi,mode = <4>; - adi,ext-current-sense-resistor; - adi,slew = <0 64000 1>; - }; -}; |