arch/stm32h7: Fix nxstyle errors

arch/arm/src/stm32h7/stm32_usbhost.h:

    * Fix nxstyle issues.

arch/arm/src/stm32h7/stm32_usbhost.h

@@ -1,4 +1,4 @@
-/************************************************************************************
+/****************************************************************************
  * arch/arm/src/stm32h7/stm32_usbhost.h
  *
  *   Copyright (C) 2019 Gregory Nutt. All rights reserved.
@@ -31,7 +31,7 @@
  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  *
- ************************************************************************************/
+ ****************************************************************************/
 
 #ifndef __ARCH_ARM_SRC_STM32H7_STM32_USBHOST_H
 #define __ARCH_ARM_SRC_STM32H7_STM32_USBHOST_H
@@ -61,9 +61,9 @@
  *    debug.  Depends on CONFIG_DEBUG_FEATURES.
  */
 
-/************************************************************************************
+/****************************************************************************
  * Included Files
- ************************************************************************************/
+ ****************************************************************************/
 
 #include <nuttx/config.h>
 #include <stdbool.h>
@@ -71,7 +71,6 @@
 #if (defined(CONFIG_STM32H7_OTGFS) || defined(CONFIG_STM32H7_OTGHS)) && \
     defined(CONFIG_USBHOST)
 
-
 #ifdef HAVE_USBHOST_TRACE
 enum usbhost_trace1codes_e
 {
@@ -95,7 +94,7 @@ enum usbhost_trace1codes_e
   OTG_VTRACE1_GINT_PTXFE,           /* OTG Handle the periodic TxFIFO empty interrupt */
   OTG_VTRACE1_GINT_HC,              /* OTG Handle the host channels interrupt */
   OTG_VTRACE1_GINT_HPRT,            /* OTG Handle the host port interrupt */
-  OTG_VTRACE1_GINT_HPRT_POCCHNG,   /* OTG  HPRT: Port Over-Current Change*/
+  OTG_VTRACE1_GINT_HPRT_POCCHNG,    /* OTG  HPRT: Port Over-Current Change */
   OTG_VTRACE1_GINT_HPRT_PCDET,      /* OTG  HPRT: Port Connect Detect */
   OTG_VTRACE1_GINT_HPRT_PENCHNG,    /* OTG  HPRT: Port Enable Changed */
   OTG_VTRACE1_GINT_HPRT_LSDEV,      /* OTG  HPRT: Low Speed Device Connected */
@@ -149,9 +148,9 @@ enum usbhost_trace1codes_e
 
 #endif
 
-/************************************************************************************
+/****************************************************************************
- * Public Functions
+ * Public Function Prototypes
- ************************************************************************************/
+ ****************************************************************************/
 
 #ifndef __ASSEMBLY__
 
@@ -164,31 +163,34 @@ extern "C"
 #define EXTERN extern
 #endif
 
-/***********************************************************************************
+/****************************************************************************
  * Name: stm32_usbhost_vbusdrive
  *
  * Description:
- *   Enable/disable driving of VBUS 5V output.  This function must be provided be
+ *   Enable/disable driving of VBUS 5V output.  This function must be
- *   each platform that implements the STM32 OTG FS host interface
+ *   provided be each platform that implements the STM32 OTG FS host
+ *   interface
  *
- *   "On-chip 5 V VBUS generation is not supported. For this reason, a charge pump
+ *   "On-chip 5 V VBUS generation is not supported.  For this reason, a
- *    or, if 5 V are available on the application board, a basic power switch, must
+ *    charge pump or, if 5 V are available on the application board, a basic
- *    be added externally to drive the 5 V VBUS line. The external charge pump can
+ *    power switch, must be added externally to drive the 5 V VBUS line.
- *    be driven by any GPIO output. When the application decides to power on VBUS
+ *    The external charge pump can be driven by any GPIO output.  When the
- *    using the chosen GPIO, it must also set the port power bit in the host port
+ *    application decides to power on VBUS using the chosen GPIO, it must
- *    control and status register (PPWR bit in OTG_FS_HPRT).
+ *    also set the port power bit in the host port control and status
+ *    register (PPWR bit in OTG_FS_HPRT).
  *
- *   "The application uses this field to control power to this port, and the core
+ *   "The application uses this field to control power to this port, and the
- *    clears this bit on an overcurrent condition."
+ *    core clears this bit on an overcurrent condition."
  *
  * Input Parameters:
- *   iface - For future growth to handle multiple USB host interface.  Should be zero.
+ *   iface - For future growth to handle multiple USB host interface.
+ *           Should be zero.
  *   enable - true: enable VBUS power; false: disable VBUS power
  *
  * Returned Value:
  *   None
  *
- ***********************************************************************************/
+ ****************************************************************************/
 
 void stm32_usbhost_vbusdrive(int iface, bool enable);