include: drivers: gpio: add gpio.h @file to doxygen group

kartben · kartben · commit 1d50a6af9c69 · 2025-08-21T11:09:22.000+02:00
This helps anchoring the file to the proper section in the online
documentation when browsing by file.

Signed-off-by: Benjamin Cabé &lt;benjamin@zephyrproject.org&gt;
diff --git a/include/zephyr/drivers/gpio.h b/include/zephyr/drivers/gpio.h
@@ -10,6 +10,7 @@
 /**
  * @file
  * @brief Public APIs for GPIO drivers
+ * @ingroup gpio_interface
  */
 
 #ifndef ZEPHYR_INCLUDE_DRIVERS_GPIO_H_
