iio/proximity/devantech-srf04.yaml

1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/iio/proximity/devantech-srf04.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   - Andreas Klinger <ak@it-klinger.de>
13   Bit-banging driver using two GPIOs:
14   - trigger-gpio is raised by the driver to start sending out an ultrasonic
16   - echo-gpio is held high by the sensor after sending ultrasonic burst
20   https://www.robot-electronics.co.uk/htm/srf04tech.htm
22   https://www.maxbotix.com/documents/LV-MaxSonar-EZ_Datasheet.pdf
27       - devantech,srf04
28       - maxbotix,mb1000
29       - maxbotix,mb1010
30       - maxbotix,mb1020
31       - maxbotix,mb1030
32       - maxbotix,mb1040
34   trig-gpios:
43   echo-gpios:
54   power-gpios:
64   startup-time-ms:
73   - compatible
74   - trig-gpios
75   - echo-gpios
80   - |
81     #include <dt-bindings/gpio/gpio.h>
84         trig-gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
85         echo-gpios = <&gpio2  6 GPIO_ACTIVE_HIGH>;