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

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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
1 changed files with 5 additions and 4 deletions
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9
Documentation/ABI/testing/gpio-cdev
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@ -6,8 +6,9 @@ Description:
The character device files /dev/gpiochip* are the interface
between GPIO chips and userspace.
The ioctl(2)-based ABI is defined and documented in
[include/uapi]<linux/gpio.h>.
The ioctl(2)-based ABI is defined in
[include/uapi]<linux/gpio.h> and documented in
Documentation/userspace-api/gpio/chardev.rst.
The following file operations are supported:
@ -17,8 +18,8 @@ Description:
ioctl(2)
Initiate various actions.
See the inline documentation in [include/uapi]<linux/gpio.h>
for descriptions of all ioctls.
See Documentation/userspace-api/gpio/chardev.rst
for a description of all ioctls.
close(2)
Stops and free up the I/O contexts that was associated