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Convert AD7124 bindings documentation to YAML format.
Signed-off-by: Mircea Caprioru <mircea.caprioru@analog.com> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Documentation/devicetree/bindings/iio/adc/adi,ad7124.yaml
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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) | ||
# Copyright 2019 Analog Devices Inc. | ||
%YAML 1.2 | ||
--- | ||
$id: http://devicetree.org/schemas/bindings/iio/adc/adi,ad7124.yaml# | ||
$schema: http://devicetree.org/meta-schemas/core.yaml# | ||
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title: Analog Devices AD7124 ADC device driver | ||
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maintainers: | ||
- Stefan Popa <stefan.popa@analog.com> | ||
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description: | | ||
Bindings for the Analog Devices AD7124 ADC device. Datasheet can be | ||
found here: | ||
https://www.analog.com/media/en/technical-documentation/data-sheets/AD7124-8.pdf | ||
properties: | ||
compatible: | ||
enum: | ||
- adi,ad7124-4 | ||
- adi,ad7124-8 | ||
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reg: | ||
description: SPI chip select number for the device | ||
maxItems: 1 | ||
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clocks: | ||
maxItems: 1 | ||
description: phandle to the master clock (mclk) | ||
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clock-names: | ||
items: | ||
- const: mclk | ||
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interrupts: | ||
description: IRQ line for the ADC | ||
maxItems: 1 | ||
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'#address-cells': | ||
const: 1 | ||
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'#size-cells': | ||
const: 0 | ||
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refin1-supply: | ||
description: refin1 supply can be used as reference for conversion. | ||
maxItems: 1 | ||
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refin2-supply: | ||
description: refin2 supply can be used as reference for conversion. | ||
maxItems: 1 | ||
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avdd-supply: | ||
description: avdd supply can be used as reference for conversion. | ||
maxItems: 1 | ||
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required: | ||
- compatible | ||
- reg | ||
- clocks | ||
- clock-names | ||
- interrupts | ||
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patternProperties: | ||
"^channel@([0-9]|1[0-5])$": | ||
type: object | ||
description: | | ||
Represents the external channels which are connected to the ADC. | ||
See Documentation/devicetree/bindings/iio/adc/adc.txt. | ||
properties: | ||
reg: | ||
description: | | ||
The channel number. It can have up to 8 channels on ad7124-4 | ||
and 16 channels on ad7124-8, numbered from 0 to 15. | ||
items: | ||
minimum: 0 | ||
maximum: 15 | ||
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adi,reference-select: | ||
description: | | ||
Select the reference source to use when converting on | ||
the specific channel. Valid values are: | ||
0: REFIN1(+)/REFIN1(−). | ||
1: REFIN2(+)/REFIN2(−). | ||
3: AVDD | ||
If this field is left empty, internal reference is selected. | ||
allOf: | ||
- $ref: /schemas/types.yaml#/definitions/uint32 | ||
- enum: [0, 1, 3] | ||
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diff-channels: | ||
description: see Documentation/devicetree/bindings/iio/adc/adc.txt | ||
items: | ||
minimum: 0 | ||
maximum: 15 | ||
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bipolar: | ||
description: see Documentation/devicetree/bindings/iio/adc/adc.txt | ||
type: boolean | ||
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required: | ||
- reg | ||
- diff-channels | ||
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examples: | ||
- | | ||
adc@0 { | ||
compatible = "adi,ad7124-4"; | ||
reg = <0>; | ||
spi-max-frequency = <5000000>; | ||
interrupts = <25 2>; | ||
interrupt-parent = <&gpio>; | ||
refin1-supply = <&adc_vref>; | ||
clocks = <&ad7124_mclk>; | ||
clock-names = "mclk"; | ||
#address-cells = <1>; | ||
#size-cells = <0>; | ||
channel@0 { | ||
reg = <0>; | ||
diff-channels = <0 1>; | ||
adi,reference-select = <0>; | ||
}; | ||
channel@1 { | ||
reg = <1>; | ||
bipolar; | ||
diff-channels = <2 3>; | ||
adi,reference-select = <0>; | ||
}; | ||
channel@2 { | ||
reg = <2>; | ||
diff-channels = <4 5>; | ||
}; | ||
channel@3 { | ||
reg = <3>; | ||
diff-channels = <6 7>; | ||
}; | ||
}; |