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dt-bindings: iio: adc: adi,ad7606: improve descriptions

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Reword a few descriptions, and normalize the text width to 80 characters.

Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Guillaume Stols <gstols@baylibre.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Guillaume Stols 2024-07-02 17:34:06 +00:00 committed by Jonathan Cameron
parent a3b4a48fd5
commit 786cbd7c2d
1 changed files with 20 additions and 13 deletions
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33
Documentation/devicetree/bindings/iio/adc/adi,ad7606.yaml
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@ -36,6 +36,9 @@ properties:
avcc-supply: true
interrupts:
description:
The BUSY pin falling edge indicates that the conversion is over, and thus
new data is available.
maxItems: 1
adi,conversion-start-gpios:
@ -48,8 +51,9 @@ properties:
reset-gpios:
description:
Must be the device tree identifier of the RESET pin. If specified, it will
be asserted during driver probe. As the line is active high, it should be
marked GPIO_ACTIVE_HIGH.
be asserted during driver probe. On the AD7606x, as the line is active
high, it should be marked GPIO_ACTIVE_HIGH. On the AD7616, as the line is
active low, it should be marked GPIO_ACTIVE_LOW.
maxItems: 1
standby-gpios:
@ -62,36 +66,39 @@ properties:
adi,first-data-gpios:
description:
Must be the device tree identifier of the FRSTDATA pin. The FRSTDATA
Must be the device tree identifier of the FRSTDATA pin. The FRSTDATA
output indicates when the first channel, V1, is being read back on either
the parallel, byte or serial interface. As the line is active high, it
the parallel, byte or serial interface. As the line is active high, it
should be marked GPIO_ACTIVE_HIGH.
maxItems: 1
adi,range-gpios:
description:
Must be the device tree identifier of the RANGE pin. The polarity on this
Must be the device tree identifier of the RANGE pin. The state on this
pin determines the input range of the analog input channels. If this pin
is tied to a logic high, the analog input range is ±10V for all channels.
If this pin is tied to a logic low, the analog input range is ±5V for all
channels. As the line is active high, it should be marked
On the AD760X, if this pin is tied to a logic low, the analog input range
is ±5V for all channels. As the line is active high, it should be marked
GPIO_ACTIVE_HIGH.
maxItems: 1
adi,oversampling-ratio-gpios:
description:
Must be the device tree identifier of the over-sampling mode pins. As the
line is active high, it should be marked GPIO_ACTIVE_HIGH.
line is active high, it should be marked GPIO_ACTIVE_HIGH. On the AD7606X
parts that support it, if all 3 pins are tied to a logic high, software
mode is enabled.
maxItems: 3
adi,sw-mode:
description:
Software mode of operation, so far available only for ad7616 and ad7606b.
Software mode of operation, so far available only for AD7616 and AD7606B.
It is enabled when all three oversampling mode pins are connected to high
level. The device is configured by the corresponding registers. If the
adi,oversampling-ratio-gpios property is defined, then the driver will set
the oversampling gpios to high. Otherwise, it is assumed that the pins are
hardwired to VDD.
level for the AD7606B, or both the range selection are connected to high
level for the AD7616. The device is configured by the corresponding
registers. If the adi,oversampling-ratio-gpios property is defined, then
the driver will set the oversampling gpios to high. Otherwise, it is
assumed that the pins are hardwired to VDD.
type: boolean
required: