Index: uspace/app/usbinfo/dump.c
===================================================================
--- uspace/app/usbinfo/dump.c	(revision 66d50624023f90a0589327deead3560703279167)
+++ uspace/app/usbinfo/dump.c	(revision 632ed688370ac3e1722e8dde56df6047bb6ff7fa)
@@ -27,10 +27,10 @@
  */
 
-/** @addtogroup usb
+/** @addtogroup usbinfo
  * @{
  */
 /**
  * @file
- * @brief USB querying.
+ * USB querying.
  */
 
Index: uspace/app/usbinfo/info.c
===================================================================
--- uspace/app/usbinfo/info.c	(revision 66d50624023f90a0589327deead3560703279167)
+++ uspace/app/usbinfo/info.c	(revision 632ed688370ac3e1722e8dde56df6047bb6ff7fa)
@@ -27,10 +27,10 @@
  */
 
-/** @addtogroup usb
+/** @addtogroup usbinfo
  * @{
  */
 /**
  * @file
- * @brief
+ * Dumping of generic device properties.
  */
 #include <stdio.h>
Index: uspace/app/usbinfo/main.c
===================================================================
--- uspace/app/usbinfo/main.c	(revision 66d50624023f90a0589327deead3560703279167)
+++ uspace/app/usbinfo/main.c	(revision 632ed688370ac3e1722e8dde56df6047bb6ff7fa)
@@ -27,10 +27,10 @@
  */
 
-/** @addtogroup usb
+/** @addtogroup usbinfo
  * @{
  */
 /**
  * @file
- * @brief USB querying.
+ * USB querying.
  */
 
Index: uspace/app/usbinfo/usbinfo.h
===================================================================
--- uspace/app/usbinfo/usbinfo.h	(revision 66d50624023f90a0589327deead3560703279167)
+++ uspace/app/usbinfo/usbinfo.h	(revision 632ed688370ac3e1722e8dde56df6047bb6ff7fa)
@@ -27,9 +27,9 @@
  */
 
-/** @addtogroup usb
+/** @addtogroup usbinfo
  * @{
  */
 /** @file
- * @brief Common header for usbinfo application.
+ * Common header for usbinfo application.
  */
 #ifndef USBINFO_USBINFO_H_
Index: uspace/doc/doxygroups.h
===================================================================
--- uspace/doc/doxygroups.h	(revision 66d50624023f90a0589327deead3560703279167)
+++ uspace/doc/doxygroups.h	(revision 632ed688370ac3e1722e8dde56df6047bb6ff7fa)
@@ -210,20 +210,29 @@
 		 */
 
-	 /**
-	  * @defgroup drvusbhub USB hub driver
-	  * @ingroup usb
-	  * @brief USB hub driver.
-	  */
-
-	 /**
-	  * @defgroup drvusbhid USB HID driver
-	  * @ingroup usb
-	  * @brief USB driver for HID devices.
-	  */
-
-	 /**
-	  * @defgroup drvusbuhci UHCI driver
-	  * @ingroup usb
-	  * @brief Driver for USB host controller UHCI.
-	  */
-
+	/**
+	 * @defgroup usbinfo USB info application
+	 * @ingroup usb
+	 * @brief Application for querying USB devices.
+	 * @details
+	 * The intended usage of this application is to query new USB devices
+	 * for their descriptors etc. to simplify driver writing.
+	 */
+
+	/**
+	 * @defgroup drvusbhub USB hub driver
+	 * @ingroup usb
+	 * @brief USB hub driver.
+	 */
+
+	/**
+	 * @defgroup drvusbhid USB HID driver
+	 * @ingroup usb
+	 * @brief USB driver for HID devices.
+	 */
+
+	/**
+	 * @defgroup drvusbuhci UHCI driver
+	 * @ingroup usb
+	 * @brief Driver for USB host controller UHCI.
+	 */
+