On Tue, May 31, 2016 at 11:05:57PM +0200, johannes@johannesthoma.com wrote:
From: Johannes Thoma <johannes@johannesthoma.com>
The HC-SR04 is an ultrasonic distance sensor attached to two GPIO pins. The driver based on Industrial I/O (iio) subsystem and is controlled via configfs and sysfs. It supports an (in theory) unlimited number of HC-SR04 devices.
Datasheet to the device can be found at:
http://www.micropik.com/PDF/HCSR04.pdf Signed-off-by: Johannes Thoma <johannes@johannesthoma.com> --- MAINTAINERS | 7 + drivers/iio/Kconfig | 1 + drivers/iio/Makefile | 1 + drivers/iio/ultrasonic-distance/Kconfig | 16 ++ drivers/iio/ultrasonic-distance/Makefile | 6 + drivers/iio/ultrasonic-distance/hc-sr04.c | 460 ++++++++++++++++++++++++++++++ 6 files changed, 491 insertions(+) create mode 100644 drivers/iio/ultrasonic-distance/Kconfig create mode 100644 drivers/iio/ultrasonic-distance/Makefile create mode 100644 drivers/iio/ultrasonic-distance/hc-sr04.c
Hint, use scripts/get_maintainer.pl to find the correct mailing list and developers to send this patch to, in order to ensure the correct people who can apply it, receive it. thanks, greg k-h