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dt-bindings: iio: srf04: add Maxbotix ultrasonic iio proximity sensors

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add compatibles for Maxbotix ultrasonic iio sensor types to yaml
documentation

Signed-off-by: Andreas Klinger <ak@it-klinger.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Andreas Klinger 2019-04-09 21:10:55 +02:00 committed by Jonathan Cameron
parent bb208037ae
commit d6edf95abd
1 changed files with 16 additions and 9 deletions
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25
Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml
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@ -4,7 +4,7 @@
$id: http://devicetree.org/schemas/iio/proximity/devantech-srf04.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Devantech SRF04 ultrasonic range finder
title: Devantech SRF04 and Maxbotix mb1000 ultrasonic range finder
maintainers:
- Andreas Klinger <ak@it-klinger.de>
@ -16,19 +16,28 @@ description: |
- echo-gpio is held high by the sensor after sending ultrasonic burst
until it is received once again
Specifications about the driver can be found at:
Specifications about the devices can be found at:
http://www.robot-electronics.co.uk/htm/srf04tech.htm
http://www.maxbotix.com/documents/LV-MaxSonar-EZ_Datasheet.pdf
properties:
compatible:
items:
- const: devantech,srf04
enum:
- devantech,srf04
- maxbotix,mb1000
- maxbotix,mb1010
- maxbotix,mb1020
- maxbotix,mb1030
- maxbotix,mb1040
trig-gpios:
description:
Definition of the GPIO for the triggering (output) This GPIO is set
for about 10 us by the driver to tell the device it should initiate
the measurement cycle.
Definition of the GPIO for the triggering (output)
This GPIO is set for about 10 us by the driver to tell the device it
should initiate the measurement cycle.
See Documentation/devicetree/bindings/gpio/gpio.txt for information
on how to specify a consumer gpio.
maxItems: 1
echo-gpios:
@ -40,8 +49,6 @@ properties:
trip.
It needs to be an GPIO which is able to deliver an interrupt because
the time between two interrupts is measured in the driver.
See Documentation/devicetree/bindings/gpio/gpio.txt for information
on how to specify a consumer gpio.
maxItems: 1
required: