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