doc: efm32: tag USB files for doxygen generation

include/libopencm3/efm32/common/usb_common.h

@@ -1,3 +1,5 @@
+/** @addtogroup usb_defines
+ */
 /*
  * This file is part of the libopencm3 project.
  *
@@ -17,12 +19,13 @@
  * along with this library.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef LIBOPENCM3_EFM32_USB_H
-#define LIBOPENCM3_EFM32_USB_H
+#pragma once
 
 #include <libopencm3/cm3/common.h>
 #include <libopencm3/usb/usbd.h>
 
+/**@{*/
+
 #define USB_CTRL			MMIO32(USB_BASE + 0x000)
 #define USB_STATUS			MMIO32(USB_BASE + 0x004)
 #define USB_IF				MMIO32(USB_BASE + 0x008)
@@ -365,5 +368,4 @@
 /* Bits 18:7 - Reserved */
 #define USB_DIEP0TSIZ_XFRSIZ_MASK	(0x7f << 0)
 
-#endif
-
+/**@}*/

include/libopencm3/efm32/ezr32wg/usb.h

@@ -1,3 +1,11 @@
+/** @defgroup usb_defines USB Defines
+ *
+ * @brief <b>Defined Constants and Types for the USB module</b>
+ *
+ * @ingroup EZR32WG_defines
+ *
+ * LGPL License Terms @ref lgpl_license
+ */
 /*
  * This file is part of the libopencm3 project.
  *
@@ -17,9 +25,6 @@
  * along with this library.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef LIBOPENCM3_EFM32_EZR32WG_USB_H
-#define LIBOPENCM3_EFM32_EZR32WG_USB_H
+#pragma once
 
 #include <libopencm3/efm32/common/usb_common.h>
-
-#endif

include/libopencm3/efm32/hg/usb.h

@@ -1,3 +1,11 @@
+/** @defgroup usb_defines USB Defines
+ *
+ * @brief <b>Defined Constants and Types for the USB module</b>
+ *
+ * @ingroup EFM32HG_defines
+ *
+ * LGPL License Terms @ref lgpl_license
+ */
 /*
  * This file is part of the libopencm3 project.
  *
@@ -18,12 +26,13 @@
  * along with this library.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef LIBOPENCM3_EFM32_USB_H
-#define LIBOPENCM3_EFM32_USB_H
+#pragma once
 
 #include <libopencm3/cm3/common.h>
 #include <libopencm3/usb/dwc/otg_fs.h>
 
+/**@{*/
+
 #define USB_CTRL			MMIO32(USB_BASE + 0x000)
 #define USB_STATUS			MMIO32(USB_BASE + 0x004)
 #define USB_IF				MMIO32(USB_BASE + 0x008)
@@ -58,4 +67,4 @@
 /* Bit 1 - Reserved */
 #define USB_ROUTE_PHYPEN		(1 << 0)
 
-#endif
+/**@}*/

include/libopencm3/efm32/lg/usb.h

@@ -1,3 +1,11 @@
+/** @defgroup usb_defines USB Defines
+ *
+ * @brief <b>Defined Constants and Types for the USB module</b>
+ *
+ * @ingroup EFM32LG_defines
+ *
+ * LGPL License Terms @ref lgpl_license
+ */
 /*
  * This file is part of the libopencm3 project.
  *
@@ -17,9 +25,6 @@
  * along with this library.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef LIBOPENCM3_EFM32_LG_USB_H
-#define LIBOPENCM3_EFM32_LG_USB_H
+#pragma once
 
 #include <libopencm3/efm32/common/usb_common.h>
-
-#endif

include/libopencm3/efm32/wg/usb.h

@@ -1,3 +1,11 @@
+/** @defgroup usb_defines USB Defines
+ *
+ * @brief <b>Defined Constants and Types for the USB module</b>
+ *
+ * @ingroup EFM32WG_defines
+ *
+ * LGPL License Terms @ref lgpl_license
+ */
 /*
  * This file is part of the libopencm3 project.
  *
@@ -17,9 +25,6 @@
  * along with this library.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef LIBOPENCM3_EFM32_WG_USB_H
-#define LIBOPENCM3_EFM32_WG_USB_H
+#pragma once
 
 #include <libopencm3/efm32/common/usb_common.h>
-
-#endif