Documentation: ABI: update gpio-cdev to reference chardev.rst

Update the gpio-cdev interface document to refer to the new
chardev.rst.

Signed-off-by: Kent Gibson <warthog618@gmail.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Kent Gibson 2024-01-15 08:48:40 +08:00 committed by Bartosz Golaszewski
parent 32a0a0da53
commit c27cdd7a30

View file

@ -6,8 +6,9 @@ Description:
The character device files /dev/gpiochip* are the interface The character device files /dev/gpiochip* are the interface
between GPIO chips and userspace. between GPIO chips and userspace.
The ioctl(2)-based ABI is defined and documented in The ioctl(2)-based ABI is defined in
[include/uapi]<linux/gpio.h>. [include/uapi]<linux/gpio.h> and documented in
Documentation/userspace-api/gpio/chardev.rst.
The following file operations are supported: The following file operations are supported:
@ -17,8 +18,8 @@ Description:
ioctl(2) ioctl(2)
Initiate various actions. Initiate various actions.
See the inline documentation in [include/uapi]<linux/gpio.h> See Documentation/userspace-api/gpio/chardev.rst
for descriptions of all ioctls. for a description of all ioctls.
close(2) close(2)
Stops and free up the I/O contexts that was associated Stops and free up the I/O contexts that was associated