This patch series adds:
- Add RF Digital vendor prefix
- YAML binding for RFD77402
- Device Tree support in the driver
- Interrupt handling support
These changes enable DT-based configuration and event-driven
operation for the RFD77402 Time-of-Flight sensor.
These changes are tested on RPi 3B.
1. Interrupt Mode logs:
pi@raspberrypi:~$ dmesg | grep rfd
[ 26.907482] rfd77402 1-004c: Using interrupt mode
pi@raspberrypi:~$ cat /sys/bus/iio/devices/iio:device0/in_distance_raw
51
1. Polling Mode logs:
pi@raspberrypi:~$ dmesg | grep rfd
[ 26.760403] rfd77402 1-004c: No interrupt specified, using polling mode
pi@raspberrypi:~$ cat /sys/bus/iio/devices/iio:device0/in_distance_raw
1990
Shrikant Raskar (3):
dt-bindings: iio: proximity: Add YAML binding for RFD77402 ToF sensor
iio: proximity: rfd77402: Add Device Tree support
iio: proximity: rfd77402: Add interrupt handling support
.../iio/proximity/rfdigital,rfd77402.yaml | 55 +++++++
.../devicetree/bindings/vendor-prefixes.yaml | 2 +
drivers/iio/proximity/rfd77402.c | 134 +++++++++++++++---
3 files changed, 171 insertions(+), 20 deletions(-)
create mode 100644 Documentation/devicetree/bindings/iio/proximity/rfdigital,rfd77402.yaml
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2.43.0