Spracherkennung für: .yaml vermutete Sprache: Unknown {[0] [0] [0]} [Methode: Schwerpunktbildung, einfache Gewichte, sechs Dimensionen]
# SPDX-License-Identifier: (GPL-
2.
0 OR BSD-
2-Clause)
%YAML
1.
2
---
$id:
http://devicetree.org/schemas/iio/dac/adi,ad5755.yaml#
$schema:
http://devicetree.org/meta-schemas/core.yaml#
title: Analog Devices AD5755 Multi-Channel DAC
maintainers:
- Sean Nyekjaer <sean.nyekjaer@prevas.dk>
properties:
compatible:
enum:
- adi,ad5755
- adi,ad5755-
1
- adi,ad5757
- adi,ad5735
- adi,ad5737
reg:
maxItems:
1
spi-cpha:
description: Either this or spi-cpol but not both.
spi-cpol: true
adi,ext-dc-dc-compenstation-resistor:
$ref: /schemas/types.yaml#/definitions/flag
description:
Set if the hardware have an external resistor and thereby bypasses
the internal compensation resistor.
adi,dc-dc-phase:
$ref: /schemas/types.yaml#/definitions/uint32
enum: [
0,
1,
2,
3]
description: |
Valid values for DC DC Phase control is:
0: All dc-to-dc converters clock on the same edge.
1: Channel A and Channel B clock on the same edge,
Channel C and Channel D clock on opposite edges.
2: Channel A and Channel C clock on the same edge,
Channel B and Channel D clock on opposite edges.
3: Channel A, Channel B, Channel C, and Channel D
clock
90 degrees out of phase from each other.
adi,dc-dc-freq-hz:
enum: [
250000,
410000,
650000]
adi,dc-dc-max-microvolt:
description:
Maximum allowed Vboost voltage supplied by the dc-to-dc converter.
enum: [
23000000,
24500000,
27000000,
29500000]
"#address-cells":
const:
1
"#size-cells":
const:
0
"#io-channel-cells":
const:
1
required:
- compatible
- reg
patternProperties:
"^channel@[
0-
7]$":
type: object
description: Child node to describe a channel
properties:
reg:
maxItems:
1
adi,mode:
$ref: /schemas/types.yaml#/definitions/uint32
minimum:
0
maximum:
6
description: |
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:
$ref: /schemas/types.yaml#/definitions/flag
description:
Set if the hardware has an external current sense resistor
adi,enable-voltage-overrange:
$ref: /schemas/types.yaml#/definitions/flag
description: Enable voltage overrange
adi,slew:
$ref: /schemas/types.yaml#/definitions/uint32-array
description: |
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 update frequency
3: Slew step size
items:
- enum: [
0,
1]
- enum: [
64000,
32000,
16000,
8000,
4000,
2000,
1000,
500,
250,
125,
64,
32,
16,
8,
4,
0]
- enum: [
1,
2,
4,
16,
32,
64,
128,
256]
required:
- reg
additionalProperties: false
oneOf:
- required:
- spi-cpha
- required:
- spi-cpol
allOf:
- $ref: /schemas/spi/spi-peripheral-props.yaml#
unevaluatedProperties: false
examples:
- |
spi {
#address-cells = <
1>;
#size-cells = <
0>;
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>;
};
};
};
...