diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2023-10-11 23:26:35 +0300 |
|---|---|---|
| committer | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2023-10-12 10:36:39 +0200 |
| commit | 668706b10c9b8181a53bd8881a77bb81b328ab33 (patch) | |
| tree | 07c868c55efa727c4cbb51ca6187aa5e7af0d7a7 /include/linux/gpio/driver.h | |
| parent | 74975b4f2836e3cc10eeb6c38a6da54311e1de5b (diff) | |
gpiolib: provide gpio_device_find_by_fwnode()
One of the ways of looking up GPIO devices is using their fwnode.
Provide a helper for that to avoid every user implementing their
own matching function.
Reviewed-by: Dipen Patel <dipenp@nvidia.com>
Tested-by: Dipen Patel <dipenp@nvidia.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20231010151709.4104747-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Diffstat (limited to 'include/linux/gpio/driver.h')
| -rw-r--r-- | include/linux/gpio/driver.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h index f8ad7f40100c..ae4162d3f1d3 100644 --- a/include/linux/gpio/driver.h +++ b/include/linux/gpio/driver.h @@ -611,6 +611,7 @@ struct gpio_chip *gpiochip_find(void *data, struct gpio_device *gpio_device_find(void *data, int (*match)(struct gpio_chip *gc, void *data)); struct gpio_device *gpio_device_find_by_label(const char *label); +struct gpio_device *gpio_device_find_by_fwnode(const struct fwnode_handle *fwnode); struct gpio_device *gpio_device_get(struct gpio_device *gdev); void gpio_device_put(struct gpio_device *gdev); |