linux-stable.git/Documentation/userspace-api/gpio, branch v6.10 Linux kernel stable tree Documentation: gpio: fix typo 2024-04-02T08:50:28+00:00 David Lechner dlechner@baylibre.com 2024-03-29T14:43:16+00:00 a261e208e137f3ae4cd44dffd4aab011457420e7 EOPNOTSUPP has two 'P's. Signed-off-by: David Lechner <dlechner@baylibre.com> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org> 
EOPNOTSUPP has two 'P's.

Signed-off-by: David Lechner <dlechner@baylibre.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Documentation: gpio: clarify sysfs line values are logical 2024-02-14T09:28:48+00:00 Kent Gibson warthog618@gmail.com 2024-02-12T09:34:20+00:00 9e69d6d84e3841df073601440774a2221781fc1e Clarify that line values are logical, not physical, by replacing high/low terminology with active/inactive. Signed-off-by: Kent Gibson <warthog618@gmail.com> Reviewed-by: Andy Shevchenko <amdy.shevchenko@gmail.com> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org> 
Clarify that line values are logical, not physical, by replacing high/low
terminology with active/inactive.

Signed-off-by: Kent Gibson <warthog618@gmail.com>
Reviewed-by: Andy Shevchenko <amdy.shevchenko@gmail.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Documentation: gpio: describe uAPI behaviour for unsupported config 2024-01-25T08:42:25+00:00 Kent Gibson warthog618@gmail.com 2024-01-23T13:38:28+00:00 42969726a19f796f0e731ec74347fd8a0e4e91a2 The existing uAPI documentation does not adequately describe how the kernel handles the case where the underlying hardware or driver does not support the requested configuration. Add a Configuration Support section describing that behaviour to both the v1 and v2 documentation, and better document the errors returned where the requested configuration cannot be supported. Signed-off-by: Kent Gibson <warthog618@gmail.com> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org> 
The existing uAPI documentation does not adequately describe how the kernel
handles the case where the underlying hardware or driver does not support
the requested configuration.

Add a Configuration Support section describing that behaviour to both the
v1 and v2 documentation, and better document the errors returned where the
requested configuration cannot be supported.

Signed-off-by: Kent Gibson <warthog618@gmail.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Documentation: gpio: add chardev v1 userspace API documentation 2024-01-22T09:49:07+00:00 Kent Gibson warthog618@gmail.com 2024-01-15T00:48:44+00:00 16b2bb7fe5e4a0757608e844902fdf05617f51f8 Add documentation for v1 of the GPIO character device userspace API to the obsolete section of both the admin-guide and userspace-api books. Signed-off-by: Kent Gibson <warthog618@gmail.com> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org> 
Add documentation for v1 of the GPIO character device userspace API
to the obsolete section of both the admin-guide and userspace-api
books.

Signed-off-by: Kent Gibson <warthog618@gmail.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Documentation: gpio: update sysfs documentation to reference new chardev doc 2024-01-22T09:49:07+00:00 Kent Gibson warthog618@gmail.com 2024-01-15T00:48:43+00:00 e10b641753837e267462b64f8cb395ab1e625027 Update GPIO sysfs interface documentation to reference the new chardev document rather than gpio.h. Signed-off-by: Kent Gibson <warthog618@gmail.com> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org> 
Update GPIO sysfs interface documentation to reference the new
chardev document rather than gpio.h.

Signed-off-by: Kent Gibson <warthog618@gmail.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Documentation: gpio: move sysfs into an obsolete section 2024-01-22T09:49:06+00:00 Kent Gibson warthog618@gmail.com 2024-01-15T00:48:42+00:00 5054626a9b801ff17aafa298d2d8f6a23ca84298 The GPIO sysfs API is long obsolete, so highlight this even further by moving it into an obsolete APIs section in both the admin-guide and userspace-api books. Signed-off-by: Kent Gibson <warthog618@gmail.com> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org> 
The GPIO sysfs API is long obsolete, so highlight this even further
by moving it into an obsolete APIs section in both the admin-guide
and userspace-api books.

Signed-off-by: Kent Gibson <warthog618@gmail.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Documentation: gpio: add chardev userspace API documentation 2024-01-22T09:47:14+00:00 Kent Gibson warthog618@gmail.com 2024-01-15T00:48:39+00:00 32a0a0da530eab78d755474270bf53274b93a1e6 Add documentation for the GPIO character device userspace API. Added to the userspace-api book, but also provide a link from the admin-guide book, as historically the GPIO documentation has been there. Signed-off-by: Kent Gibson <warthog618@gmail.com> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org> 
Add documentation for the GPIO character device userspace API.

Added to the userspace-api book, but also provide a link from the
admin-guide book, as historically the GPIO documentation has been
there.

Signed-off-by: Kent Gibson <warthog618@gmail.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>