diff --git a/doc/api/display_api.rst b/doc/api/display_api.rst
index 364a4f9c79f..5497ec6643a 100644
--- a/doc/api/display_api.rst
+++ b/doc/api/display_api.rst
@@ -3,9 +3,11 @@
 Display Interface APIs
 ######################
 
-.. comment
-   not documenting
-   .. doxygengroup:: display_interfaces
+Generic Display Interface
+*************************
+
+.. doxygengroup:: display_interface
+   :project: Zephyr
 
 Grove LCD Display
 *****************
diff --git a/include/display.h b/include/display.h
index 82dc695091f..d05e960e2af 100644
--- a/include/display.h
+++ b/include/display.h
@@ -14,8 +14,8 @@
 
 /**
  * @brief Display Interface
- * @defgroup display_interface display Interface
- * @ingroup io_interfaces
+ * @defgroup display_interface Display Interface
+ * @ingroup display_interfaces
  * @{
  */
 
@@ -66,22 +66,22 @@ enum display_orientation {
  * @struct display_capabilities
  * @brief Structure holding display capabilities
  *
- * @var display_capabilities::x_resolution
+ * @var u16_t display_capabilities::x_resolution
  * Display resolution in the X direction
  *
- * @var display_capabilities::y_resolution
+ * @var u16_t display_capabilities::y_resolution
  * Display resolution in the Y direction
  *
- * @var display_capabilities::supported_pixel_formats
+ * @var u32_t display_capabilities::supported_pixel_formats
  * Bitwise or of pixel formats supported by the display
  *
- * @var display_capabilities::screen_info
+ * @var u32_t display_capabilities::screen_info
  * Information about display panel
  *
- * @var display_capabilities::current_pixel_format
+ * @var enum display_pixel_format display_capabilities::current_pixel_format
  * Currently active pixel format for the display
  *
- * @var display_capabilities::current_orientation
+ * @var enum display_orientation display_capabilities::current_orientation
  * Current display orientation
  *
  */
@@ -98,16 +98,16 @@ struct display_capabilities {
  * @struct display_buffer_descriptor
  * @brief Structure to describe display data buffer layout
  *
- * @var display_buffer_descriptor::buf_size
+ * @var u32_t display_buffer_descriptor::buf_size
  * Data buffer size in bytes
  *
- * @var display_buffer_descriptor::width
+ * @var u16_t display_buffer_descriptor::width
  * Data buffer row width in pixels
  *
- * @var display_buffer_descriptor::height
+ * @var u16_t display_buffer_descriptor::height
  * Data buffer column height in pixels
  *
- * @var display_buffer_descriptor::pitch
+ * @var u16_t display_buffer_descriptor::pitch
  * Number of pixels between consecutive rows in the data buffer
  *
  */