SAM WDT: Rename up_wdginitialize() functions to something more appropriate for the internal OS interface.

2026-05-27 11:26:12 +08:00 · 2016-05-18 19:47:41 -06:00
parent 161bf368c1
commit 1d2ee34131
14 changed files with 0 additions and 1896 deletions
@@ -1,136 +0,0 @@
 /************************************************************************************
 * configs/cloudctrl/src/stm32_watchdog.c
 *
 *   Copyright (C) 2012 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
 *           Darcy Gong <darcy.gong@gmail.com>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 3. Neither the name NuttX nor the names of its contributors may be
 *    used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 ************************************************************************************/
 /************************************************************************************
 * Included Files
 ************************************************************************************/
 #include <nuttx/config.h>
 #include <errno.h>
 #include <debug.h>
 #include <nuttx/timers/watchdog.h>
 #include <arch/board/board.h>
 #include "stm32_wdg.h"
 #ifdef CONFIG_WATCHDOG
 /************************************************************************************
 * Pre-processor Definitions
 ************************************************************************************/
 /* Configuration *******************************************************************/
 /* Wathdog hardware should be enabled */
 #if !defined(CONFIG_STM32_WWDG) && !defined(CONFIG_STM32_IWDG)
 #  warning "One of CONFIG_STM32_WWDG or CONFIG_STM32_IWDG must be defined"
 #endif
 /* Select the path to the registered watchdog timer device */
 #ifndef CONFIG_STM32_WDG_DEVPATH
 #  ifdef CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #    define CONFIG_STM32_WDG_DEVPATH CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #  else
 #    define CONFIG_STM32_WDG_DEVPATH "/dev/watchdog0"
 #  endif
 #endif
 /* Use the un-calibrated LSI frequency if we have nothing better */
 #if defined(CONFIG_STM32_IWDG) && !defined(CONFIG_STM32_LSIFREQ)
 #  define CONFIG_STM32_LSIFREQ STM32_LSI_FREQUENCY
 #endif
 /* Debug ***************************************************************************/
 /* Non-standard debug that may be enabled just for testing the watchdog timer */
 #ifndef CONFIG_DEBUG
 #  undef CONFIG_DEBUG_WATCHDOG
 #endif
 #ifdef CONFIG_DEBUG_WATCHDOG
 #  define wdgdbg                 dbg
 #  define wdglldbg               lldbg
 #  ifdef CONFIG_DEBUG_VERBOSE
 #    define wdgvdbg              vdbg
 #    define wdgllvdbg            llvdbg
 #  else
 #    define wdgvdbg(x...)
 #    define wdgllvdbg(x...)
 #  endif
 #else
 #  define wdgdbg(x...)
 #  define wdglldbg(x...)
 #  define wdgvdbg(x...)
 #  define wdgllvdbg(x...)
 #endif
 /************************************************************************************
 * Private Functions
 ************************************************************************************/
 /************************************************************************************
 * Public Functions
 ************************************************************************************/
 /****************************************************************************
 * Name: up_wdginitialize()
 *
 * Description:
 *   Perform architecuture-specific initialization of the Watchdog hardware.
 *   This interface must be provided by all configurations using
 *   apps/examples/watchdog
 *
 ****************************************************************************/
 int up_wdginitialize(void)
 {
  /* Initialize tha register the watchdog timer device */
 #if defined(CONFIG_STM32_WWDG)
  stm32_wwdginitialize(CONFIG_STM32_WDG_DEVPATH);
  return OK;
 #elif defined(CONFIG_STM32_IWDG)
  stm32_iwdginitialize(CONFIG_STM32_WDG_DEVPATH, CONFIG_STM32_LSIFREQ);
  return OK;
 #else
  return -ENODEV;
 #endif
 }
 #endif /* CONFIG_WATCHDOG */
@@ -1,135 +0,0 @@
 /************************************************************************************
 * configs/fire-stm32v2/src/stm32_watchdog.c
 *
 *   Copyright (C) 2012 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 3. Neither the name NuttX nor the names of its contributors may be
 *    used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 ************************************************************************************/
 /************************************************************************************
 * Included Files
 ************************************************************************************/
 #include <nuttx/config.h>
 #include <errno.h>
 #include <debug.h>
 #include <nuttx/timers/watchdog.h>
 #include <arch/board/board.h>
 #include "stm32_wdg.h"
 #ifdef CONFIG_WATCHDOG
 /************************************************************************************
 * Pre-processor Definitions
 ************************************************************************************/
 /* Configuration *******************************************************************/
 /* Wathdog hardware should be enabled */
 #if !defined(CONFIG_STM32_WWDG) && !defined(CONFIG_STM32_IWDG)
 #  warning "One of CONFIG_STM32_WWDG or CONFIG_STM32_IWDG must be defined"
 #endif
 /* Select the path to the registered watchdog timer device */
 #ifndef CONFIG_STM32_WDG_DEVPATH
 #  ifdef CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #    define CONFIG_STM32_WDG_DEVPATH CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #  else
 #    define CONFIG_STM32_WDG_DEVPATH "/dev/watchdog0"
 #  endif
 #endif
 /* Use the un-calibrated LSI frequency if we have nothing better */
 #if defined(CONFIG_STM32_IWDG) && !defined(CONFIG_STM32_LSIFREQ)
 #  define CONFIG_STM32_LSIFREQ STM32_LSI_FREQUENCY
 #endif
 /* Debug ***************************************************************************/
 /* Non-standard debug that may be enabled just for testing the watchdog timer */
 #ifndef CONFIG_DEBUG
 #  undef CONFIG_DEBUG_WATCHDOG
 #endif
 #ifdef CONFIG_DEBUG_WATCHDOG
 #  define wdgdbg                 dbg
 #  define wdglldbg               lldbg
 #  ifdef CONFIG_DEBUG_VERBOSE
 #    define wdgvdbg              vdbg
 #    define wdgllvdbg            llvdbg
 #  else
 #    define wdgvdbg(x...)
 #    define wdgllvdbg(x...)
 #  endif
 #else
 #  define wdgdbg(x...)
 #  define wdglldbg(x...)
 #  define wdgvdbg(x...)
 #  define wdgllvdbg(x...)
 #endif
 /************************************************************************************
 * Private Functions
 ************************************************************************************/
 /************************************************************************************
 * Public Functions
 ************************************************************************************/
 /****************************************************************************
 * Name: up_wdginitialize()
 *
 * Description:
 *   Perform architecuture-specific initialization of the Watchdog hardware.
 *   This interface must be provided by all configurations using
 *   apps/examples/watchdog
 *
 ****************************************************************************/
 int up_wdginitialize(void)
 {
  /* Initialize tha register the watchdog timer device */
 #if defined(CONFIG_STM32_WWDG)
  stm32_wwdginitialize(CONFIG_STM32_WDG_DEVPATH);
  return OK;
 #elif defined(CONFIG_STM32_IWDG)
  stm32_iwdginitialize(CONFIG_STM32_WDG_DEVPATH, CONFIG_STM32_LSIFREQ);
  return OK;
 #else
  return -ENODEV;
 #endif
 }
 #endif /* CONFIG_WATCHDOG */
@@ -1,135 +0,0 @@
 /************************************************************************************
 * configs/hymini-stm32v/src/stm32_watchdog.c
 *
 *   Copyright (C) 2012 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 3. Neither the name NuttX nor the names of its contributors may be
 *    used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 ************************************************************************************/
 /************************************************************************************
 * Included Files
 ************************************************************************************/
 #include <nuttx/config.h>
 #include <errno.h>
 #include <debug.h>
 #include <nuttx/timers/watchdog.h>
 #include <arch/board/board.h>
 #include "stm32_wdg.h"
 #ifdef CONFIG_WATCHDOG
 /************************************************************************************
 * Pre-processor Definitions
 ************************************************************************************/
 /* Configuration *******************************************************************/
 /* Wathdog hardware should be enabled */
 #if !defined(CONFIG_STM32_WWDG) && !defined(CONFIG_STM32_IWDG)
 #  warning "One of CONFIG_STM32_WWDG or CONFIG_STM32_IWDG must be defined"
 #endif
 /* Select the path to the registered watchdog timer device */
 #ifndef CONFIG_STM32_WDG_DEVPATH
 #  ifdef CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #    define CONFIG_STM32_WDG_DEVPATH CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #  else
 #    define CONFIG_STM32_WDG_DEVPATH "/dev/watchdog0"
 #  endif
 #endif
 /* Use the un-calibrated LSI frequency if we have nothing better */
 #if defined(CONFIG_STM32_IWDG) && !defined(CONFIG_STM32_LSIFREQ)
 #  define CONFIG_STM32_LSIFREQ STM32_LSI_FREQUENCY
 #endif
 /* Debug ***************************************************************************/
 /* Non-standard debug that may be enabled just for testing the watchdog timer */
 #ifndef CONFIG_DEBUG
 #  undef CONFIG_DEBUG_WATCHDOG
 #endif
 #ifdef CONFIG_DEBUG_WATCHDOG
 #  define wdgdbg                 dbg
 #  define wdglldbg               lldbg
 #  ifdef CONFIG_DEBUG_VERBOSE
 #    define wdgvdbg              vdbg
 #    define wdgllvdbg            llvdbg
 #  else
 #    define wdgvdbg(x...)
 #    define wdgllvdbg(x...)
 #  endif
 #else
 #  define wdgdbg(x...)
 #  define wdglldbg(x...)
 #  define wdgvdbg(x...)
 #  define wdgllvdbg(x...)
 #endif
 /************************************************************************************
 * Private Functions
 ************************************************************************************/
 /************************************************************************************
 * Public Functions
 ************************************************************************************/
 /****************************************************************************
 * Name: up_wdginitialize()
 *
 * Description:
 *   Perform architecuture-specific initialization of the Watchdog hardware.
 *   This interface must be provided by all configurations using
 *   apps/examples/watchdog
 *
 ****************************************************************************/
 int up_wdginitialize(void)
 {
  /* Initialize tha register the watchdog timer device */
 #if defined(CONFIG_STM32_WWDG)
  stm32_wwdginitialize(CONFIG_STM32_WDG_DEVPATH);
  return OK;
 #elif defined(CONFIG_STM32_IWDG)
  stm32_iwdginitialize(CONFIG_STM32_WDG_DEVPATH, CONFIG_STM32_LSIFREQ);
  return OK;
 #else
  return -ENODEV;
 #endif
 }
 #endif /* CONFIG_WATCHDOG */
@@ -1,137 +0,0 @@
 /************************************************************************************
 * configs/maple/src/stm32_watchdog.c
 *
 *   Copyright (C) 2013 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 3. Neither the name NuttX nor the names of its contributors may be
 *    used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 ************************************************************************************/
 /************************************************************************************
 * Included Files
 ************************************************************************************/
 #include <nuttx/config.h>
 #include <errno.h>
 #include <debug.h>
 #include <nuttx/timers/watchdog.h>
 #include <arch/board/board.h>
 #include "stm32_wdg.h"
 #ifdef CONFIG_WATCHDOG
 /************************************************************************************
 * Pre-processor Definitions
 ************************************************************************************/
 /* Configuration *******************************************************************/
 /* Wathdog hardware should be enabled */
 #if !defined(CONFIG_STM32_WWDG) && !defined(CONFIG_STM32_IWDG)
 #  warning "One of CONFIG_STM32_WWDG or CONFIG_STM32_IWDG must be defined"
 #endif
 /* Select the path to the registered watchdog timer device */
 #ifndef CONFIG_STM32_WDG_DEVPATH
 #  ifdef CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #    define CONFIG_STM32_WDG_DEVPATH CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #  else
 #    define CONFIG_STM32_WDG_DEVPATH "/dev/watchdog0"
 #  endif
 #endif
 /* Use the un-calibrated LSI frequency if we have nothing better */
 #if defined(CONFIG_STM32_IWDG) && !defined(CONFIG_STM32_LSIFREQ)
 #  define CONFIG_STM32_LSIFREQ STM32_LSI_FREQUENCY
 #endif
 /* Debug ***************************************************************************/
 /* Non-standard debug that may be enabled just for testing the watchdog timer */
 #ifndef CONFIG_DEBUG
 #  undef CONFIG_DEBUG_WATCHDOG
 #endif
 #ifdef CONFIG_DEBUG_WATCHDOG
 #  define wdgdbg                 dbg
 #  define wdglldbg               lldbg
 #  ifdef CONFIG_DEBUG_VERBOSE
 #    define wdgvdbg              vdbg
 #    define wdgllvdbg            llvdbg
 #  else
 #    define wdgvdbg(x...)
 #    define wdgllvdbg(x...)
 #  endif
 #else
 #  define wdgdbg(x...)
 #  define wdglldbg(x...)
 #  define wdgvdbg(x...)
 #  define wdgllvdbg(x...)
 #endif
 /************************************************************************************
 * Private Functions
 ************************************************************************************/
 /************************************************************************************
 * Public Functions
 ************************************************************************************/
 /****************************************************************************
 * Name: up_wdginitialize()
 *
 * Description:
 *   Perform architecuture-specific initialization of the Watchdog hardware.
 *   This interface must be provided by all configurations using
 *   apps/examples/watchdog
 *
 ****************************************************************************/
 int up_wdginitialize(void)
 {
  /* Initialize tha register the watchdog timer device */
 #if defined(CONFIG_STM32_WWDG)
  stm32_wwdginitialize(CONFIG_STM32_WDG_DEVPATH);
  return OK;
 #elif defined(CONFIG_STM32_IWDG)
  stm32_iwdginitialize(CONFIG_STM32_WDG_DEVPATH, CONFIG_STM32_LSIFREQ);
  return OK;
 #else
  return -ENODEV;
 #endif
 }
 #endif /* CONFIG_WATCHDOG */
@@ -1,135 +0,0 @@
 /************************************************************************************
 * configs/mikroe_stm32f4/src/stm32_watchdog.c
 *
 *   Copyright (C) 2012-2013 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 3. Neither the name NuttX nor the names of its contributors may be
 *    used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 ************************************************************************************/
 /************************************************************************************
 * Included Files
 ************************************************************************************/
 #include <nuttx/config.h>
 #include <errno.h>
 #include <debug.h>
 #include <nuttx/timers/watchdog.h>
 #include <arch/board/board.h>
 #include "stm32_wdg.h"
 #ifdef CONFIG_WATCHDOG
 /************************************************************************************
 * Pre-processor Definitions
 ************************************************************************************/
 /* Configuration *******************************************************************/
 /* Wathdog hardware should be enabled */
 #if !defined(CONFIG_STM32_WWDG) && !defined(CONFIG_STM32_IWDG)
 #  warning "One of CONFIG_STM32_WWDG or CONFIG_STM32_IWDG must be defined"
 #endif
 /* Select the path to the registered watchdog timer device */
 #ifndef CONFIG_STM32_WDG_DEVPATH
 #  ifdef CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #    define CONFIG_STM32_WDG_DEVPATH CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #  else
 #    define CONFIG_STM32_WDG_DEVPATH "/dev/watchdog0"
 #  endif
 #endif
 /* Use the un-calibrated LSI frequency if we have nothing better */
 #if defined(CONFIG_STM32_IWDG) && !defined(CONFIG_STM32_LSIFREQ)
 #  define CONFIG_STM32_LSIFREQ STM32_LSI_FREQUENCY
 #endif
 /* Debug ***************************************************************************/
 /* Non-standard debug that may be enabled just for testing the watchdog timer */
 #ifndef CONFIG_DEBUG
 #  undef CONFIG_DEBUG_WATCHDOG
 #endif
 #ifdef CONFIG_DEBUG_WATCHDOG
 #  define wdgdbg                 dbg
 #  define wdglldbg               lldbg
 #  ifdef CONFIG_DEBUG_VERBOSE
 #    define wdgvdbg              vdbg
 #    define wdgllvdbg            llvdbg
 #  else
 #    define wdgvdbg(x...)
 #    define wdgllvdbg(x...)
 #  endif
 #else
 #  define wdgdbg(x...)
 #  define wdglldbg(x...)
 #  define wdgvdbg(x...)
 #  define wdgllvdbg(x...)
 #endif
 /************************************************************************************
 * Private Functions
 ************************************************************************************/
 /************************************************************************************
 * Public Functions
 ************************************************************************************/
 /****************************************************************************
 * Name: up_wdginitialize()
 *
 * Description:
 *   Perform architecuture-specific initialization of the Watchdog hardware.
 *   This interface must be provided by all configurations using
 *   apps/examples/watchdog
 *
 ****************************************************************************/
 int up_wdginitialize(void)
 {
  /* Initialize tha register the watchdog timer device */
 #if defined(CONFIG_STM32_WWDG)
  stm32_wwdginitialize(CONFIG_STM32_WDG_DEVPATH);
  return OK;
 #elif defined(CONFIG_STM32_IWDG)
  stm32_iwdginitialize(CONFIG_STM32_WDG_DEVPATH, CONFIG_STM32_LSIFREQ);
  return OK;
 #else
  return -ENODEV;
 #endif
 }
 #endif /* CONFIG_WATCHDOG */
@@ -1,135 +0,0 @@
 /************************************************************************************
 * configs/shenzhou/src/stm32_watchdog.c
 *
 *   Copyright (C) 2012 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 3. Neither the name NuttX nor the names of its contributors may be
 *    used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 ************************************************************************************/
 /************************************************************************************
 * Included Files
 ************************************************************************************/
 #include <nuttx/config.h>
 #include <errno.h>
 #include <debug.h>
 #include <nuttx/timers/watchdog.h>
 #include <arch/board/board.h>
 #include "stm32_wdg.h"
 #ifdef CONFIG_WATCHDOG
 /************************************************************************************
 * Pre-processor Definitions
 ************************************************************************************/
 /* Configuration *******************************************************************/
 /* Wathdog hardware should be enabled */
 #if !defined(CONFIG_STM32_WWDG) && !defined(CONFIG_STM32_IWDG)
 #  warning "One of CONFIG_STM32_WWDG or CONFIG_STM32_IWDG must be defined"
 #endif
 /* Select the path to the registered watchdog timer device */
 #ifndef CONFIG_STM32_WDG_DEVPATH
 #  ifdef CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #    define CONFIG_STM32_WDG_DEVPATH CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #  else
 #    define CONFIG_STM32_WDG_DEVPATH "/dev/watchdog0"
 #  endif
 #endif
 /* Use the un-calibrated LSI frequency if we have nothing better */
 #if defined(CONFIG_STM32_IWDG) && !defined(CONFIG_STM32_LSIFREQ)
 #  define CONFIG_STM32_LSIFREQ STM32_LSI_FREQUENCY
 #endif
 /* Debug ***************************************************************************/
 /* Non-standard debug that may be enabled just for testing the watchdog timer */
 #ifndef CONFIG_DEBUG
 #  undef CONFIG_DEBUG_WATCHDOG
 #endif
 #ifdef CONFIG_DEBUG_WATCHDOG
 #  define wdgdbg                 dbg
 #  define wdglldbg               lldbg
 #  ifdef CONFIG_DEBUG_VERBOSE
 #    define wdgvdbg              vdbg
 #    define wdgllvdbg            llvdbg
 #  else
 #    define wdgvdbg(x...)
 #    define wdgllvdbg(x...)
 #  endif
 #else
 #  define wdgdbg(x...)
 #  define wdglldbg(x...)
 #  define wdgvdbg(x...)
 #  define wdgllvdbg(x...)
 #endif
 /************************************************************************************
 * Private Functions
 ************************************************************************************/
 /************************************************************************************
 * Public Functions
 ************************************************************************************/
 /****************************************************************************
 * Name: up_wdginitialize()
 *
 * Description:
 *   Perform architecuture-specific initialization of the Watchdog hardware.
 *   This interface must be provided by all configurations using
 *   apps/examples/watchdog
 *
 ****************************************************************************/
 int up_wdginitialize(void)
 {
  /* Initialize tha register the watchdog timer device */
 #if defined(CONFIG_STM32_WWDG)
  stm32_wwdginitialize(CONFIG_STM32_WDG_DEVPATH);
  return OK;
 #elif defined(CONFIG_STM32_IWDG)
  stm32_iwdginitialize(CONFIG_STM32_WDG_DEVPATH, CONFIG_STM32_LSIFREQ);
  return OK;
 #else
  return -ENODEV;
 #endif
 }
 #endif /* CONFIG_WATCHDOG */
@@ -1,137 +0,0 @@
 /************************************************************************************
 * configs/spark/src/stm32_watchdog.c
 *
 *   Copyright (C) 2013 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 3. Neither the name NuttX nor the names of its contributors may be
 *    used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 ************************************************************************************/
 /************************************************************************************
 * Included Files
 ************************************************************************************/
 #include <nuttx/config.h>
 #include <errno.h>
 #include <debug.h>
 #include <nuttx/timers/watchdog.h>
 #include <arch/board/board.h>
 #include "stm32_wdg.h"
 #ifdef CONFIG_WATCHDOG
 /************************************************************************************
 * Pre-processor Definitions
 ************************************************************************************/
 /* Configuration *******************************************************************/
 /* Wathdog hardware should be enabled */
 #if !defined(CONFIG_STM32_WWDG) && !defined(CONFIG_STM32_IWDG)
 #  warning "One of CONFIG_STM32_WWDG or CONFIG_STM32_IWDG must be defined"
 #endif
 /* Select the path to the registered watchdog timer device */
 #ifndef CONFIG_STM32_WDG_DEVPATH
 #  ifdef CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #    define CONFIG_STM32_WDG_DEVPATH CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #  else
 #    define CONFIG_STM32_WDG_DEVPATH "/dev/watchdog0"
 #  endif
 #endif
 /* Use the un-calibrated LSI frequency if we have nothing better */
 #if defined(CONFIG_STM32_IWDG) && !defined(CONFIG_STM32_LSIFREQ)
 #  define CONFIG_STM32_LSIFREQ STM32_LSI_FREQUENCY
 #endif
 /* Debug ***************************************************************************/
 /* Non-standard debug that may be enabled just for testing the watchdog timer */
 #ifndef CONFIG_DEBUG
 #  undef CONFIG_DEBUG_WATCHDOG
 #endif
 #ifdef CONFIG_DEBUG_WATCHDOG
 #  define wdgdbg                 dbg
 #  define wdglldbg               lldbg
 #  ifdef CONFIG_DEBUG_VERBOSE
 #    define wdgvdbg              vdbg
 #    define wdgllvdbg            llvdbg
 #  else
 #    define wdgvdbg(x...)
 #    define wdgllvdbg(x...)
 #  endif
 #else
 #  define wdgdbg(x...)
 #  define wdglldbg(x...)
 #  define wdgvdbg(x...)
 #  define wdgllvdbg(x...)
 #endif
 /************************************************************************************
 * Private Functions
 ************************************************************************************/
 /************************************************************************************
 * Public Functions
 ************************************************************************************/
 /****************************************************************************
 * Name: up_wdginitialize()
 *
 * Description:
 *   Perform architecuture-specific initialization of the Watchdog hardware.
 *   This interface must be provided by all configurations using
 *   apps/examples/watchdog
 *
 ****************************************************************************/
 int up_wdginitialize(void)
 {
  /* Initialize and register the watchdog timer device */
 #if defined(CONFIG_STM32_WWDG)
  stm32_wwdginitialize(CONFIG_STM32_WDG_DEVPATH);
  return OK;
 #elif defined(CONFIG_STM32_IWDG)
  stm32_iwdginitialize(CONFIG_STM32_WDG_DEVPATH, CONFIG_STM32_LSIFREQ);
  return OK;
 #else
  return -ENODEV;
 #endif
 }
 #endif /* CONFIG_WATCHDOG */
@@ -1,135 +0,0 @@
 /************************************************************************************
 * configs/stm3210e-eval/src/stm32_watchdog.c
 *
 *   Copyright (C) 2012 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 3. Neither the name NuttX nor the names of its contributors may be
 *    used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 ************************************************************************************/
 /************************************************************************************
 * Included Files
 ************************************************************************************/
 #include <nuttx/config.h>
 #include <errno.h>
 #include <debug.h>
 #include <nuttx/timers/watchdog.h>
 #include <arch/board/board.h>
 #include "stm32_wdg.h"
 #ifdef CONFIG_WATCHDOG
 /************************************************************************************
 * Pre-processor Definitions
 ************************************************************************************/
 /* Configuration *******************************************************************/
 /* Wathdog hardware should be enabled */
 #if !defined(CONFIG_STM32_WWDG) && !defined(CONFIG_STM32_IWDG)
 #  warning "One of CONFIG_STM32_WWDG or CONFIG_STM32_IWDG must be defined"
 #endif
 /* Select the path to the registered watchdog timer device */
 #ifndef CONFIG_STM32_WDG_DEVPATH
 #  ifdef CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #    define CONFIG_STM32_WDG_DEVPATH CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #  else
 #    define CONFIG_STM32_WDG_DEVPATH "/dev/watchdog0"
 #  endif
 #endif
 /* Use the un-calibrated LSI frequency if we have nothing better */
 #if defined(CONFIG_STM32_IWDG) && !defined(CONFIG_STM32_LSIFREQ)
 #  define CONFIG_STM32_LSIFREQ STM32_LSI_FREQUENCY
 #endif
 /* Debug ***************************************************************************/
 /* Non-standard debug that may be enabled just for testing the watchdog timer */
 #ifndef CONFIG_DEBUG
 #  undef CONFIG_DEBUG_WATCHDOG
 #endif
 #ifdef CONFIG_DEBUG_WATCHDOG
 #  define wdgdbg                 dbg
 #  define wdglldbg               lldbg
 #  ifdef CONFIG_DEBUG_VERBOSE
 #    define wdgvdbg              vdbg
 #    define wdgllvdbg            llvdbg
 #  else
 #    define wdgvdbg(x...)
 #    define wdgllvdbg(x...)
 #  endif
 #else
 #  define wdgdbg(x...)
 #  define wdglldbg(x...)
 #  define wdgvdbg(x...)
 #  define wdgllvdbg(x...)
 #endif
 /************************************************************************************
 * Private Functions
 ************************************************************************************/
 /************************************************************************************
 * Public Functions
 ************************************************************************************/
 /****************************************************************************
 * Name: up_wdginitialize()
 *
 * Description:
 *   Perform architecuture-specific initialization of the Watchdog hardware.
 *   This interface must be provided by all configurations using
 *   apps/examples/watchdog
 *
 ****************************************************************************/
 int up_wdginitialize(void)
 {
  /* Initialize tha register the watchdog timer device */
 #if defined(CONFIG_STM32_WWDG)
  stm32_wwdginitialize(CONFIG_STM32_WDG_DEVPATH);
  return OK;
 #elif defined(CONFIG_STM32_IWDG)
  stm32_iwdginitialize(CONFIG_STM32_WDG_DEVPATH, CONFIG_STM32_LSIFREQ);
  return OK;
 #else
  return -ENODEV;
 #endif
 }
 #endif /* CONFIG_WATCHDOG */
@@ -1,135 +0,0 @@
 /************************************************************************************
 * configs/stm3220g-eval/src/stm32_watchdog.c
 *
 *   Copyright (C) 2012 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 3. Neither the name NuttX nor the names of its contributors may be
 *    used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 ************************************************************************************/
 /************************************************************************************
 * Included Files
 ************************************************************************************/
 #include <nuttx/config.h>
 #include <errno.h>
 #include <debug.h>
 #include <nuttx/timers/watchdog.h>
 #include <arch/board/board.h>
 #include "stm32_wdg.h"
 #ifdef CONFIG_WATCHDOG
 /************************************************************************************
 * Pre-processor Definitions
 ************************************************************************************/
 /* Configuration *******************************************************************/
 /* Wathdog hardware should be enabled */
 #if !defined(CONFIG_STM32_WWDG) && !defined(CONFIG_STM32_IWDG)
 #  warning "One of CONFIG_STM32_WWDG or CONFIG_STM32_IWDG must be defined"
 #endif
 /* Select the path to the registered watchdog timer device */
 #ifndef CONFIG_STM32_WDG_DEVPATH
 #  ifdef CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #    define CONFIG_STM32_WDG_DEVPATH CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #  else
 #    define CONFIG_STM32_WDG_DEVPATH "/dev/watchdog0"
 #  endif
 #endif
 /* Use the un-calibrated LSI frequency if we have nothing better */
 #if defined(CONFIG_STM32_IWDG) && !defined(CONFIG_STM32_LSIFREQ)
 #  define CONFIG_STM32_LSIFREQ STM32_LSI_FREQUENCY
 #endif
 /* Debug ***************************************************************************/
 /* Non-standard debug that may be enabled just for testing the watchdog timer */
 #ifndef CONFIG_DEBUG
 #  undef CONFIG_DEBUG_WATCHDOG
 #endif
 #ifdef CONFIG_DEBUG_WATCHDOG
 #  define wdgdbg                 dbg
 #  define wdglldbg               lldbg
 #  ifdef CONFIG_DEBUG_VERBOSE
 #    define wdgvdbg              vdbg
 #    define wdgllvdbg            llvdbg
 #  else
 #    define wdgvdbg(x...)
 #    define wdgllvdbg(x...)
 #  endif
 #else
 #  define wdgdbg(x...)
 #  define wdglldbg(x...)
 #  define wdgvdbg(x...)
 #  define wdgllvdbg(x...)
 #endif
 /************************************************************************************
 * Private Functions
 ************************************************************************************/
 /************************************************************************************
 * Public Functions
 ************************************************************************************/
 /****************************************************************************
 * Name: up_wdginitialize()
 *
 * Description:
 *   Perform architecuture-specific initialization of the Watchdog hardware.
 *   This interface must be provided by all configurations using
 *   apps/examples/watchdog
 *
 ****************************************************************************/
 int up_wdginitialize(void)
 {
  /* Initialize tha register the watchdog timer device */
 #if defined(CONFIG_STM32_WWDG)
  stm32_wwdginitialize(CONFIG_STM32_WDG_DEVPATH);
  return OK;
 #elif defined(CONFIG_STM32_IWDG)
  stm32_iwdginitialize(CONFIG_STM32_WDG_DEVPATH, CONFIG_STM32_LSIFREQ);
  return OK;
 #else
  return -ENODEV;
 #endif
 }
 #endif /* CONFIG_WATCHDOG */
@@ -1,135 +0,0 @@
 /************************************************************************************
 * configs/stm3240g-eval/src/stm32_watchdog.c
 *
 *   Copyright (C) 2012 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 3. Neither the name NuttX nor the names of its contributors may be
 *    used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 ************************************************************************************/
 /************************************************************************************
 * Included Files
 ************************************************************************************/
 #include <nuttx/config.h>
 #include <errno.h>
 #include <debug.h>
 #include <nuttx/timers/watchdog.h>
 #include <arch/board/board.h>
 #include "stm32_wdg.h"
 #ifdef CONFIG_WATCHDOG
 /************************************************************************************
 * Pre-processor Definitions
 ************************************************************************************/
 /* Configuration *******************************************************************/
 /* Wathdog hardware should be enabled */
 #if !defined(CONFIG_STM32_WWDG) && !defined(CONFIG_STM32_IWDG)
 #  warning "One of CONFIG_STM32_WWDG or CONFIG_STM32_IWDG must be defined"
 #endif
 /* Select the path to the registered watchdog timer device */
 #ifndef CONFIG_STM32_WDG_DEVPATH
 #  ifdef CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #    define CONFIG_STM32_WDG_DEVPATH CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #  else
 #    define CONFIG_STM32_WDG_DEVPATH "/dev/watchdog0"
 #  endif
 #endif
 /* Use the un-calibrated LSI frequency if we have nothing better */
 #if defined(CONFIG_STM32_IWDG) && !defined(CONFIG_STM32_LSIFREQ)
 #  define CONFIG_STM32_LSIFREQ STM32_LSI_FREQUENCY
 #endif
 /* Debug ***************************************************************************/
 /* Non-standard debug that may be enabled just for testing the watchdog timer */
 #ifndef CONFIG_DEBUG
 #  undef CONFIG_DEBUG_WATCHDOG
 #endif
 #ifdef CONFIG_DEBUG_WATCHDOG
 #  define wdgdbg                 dbg
 #  define wdglldbg               lldbg
 #  ifdef CONFIG_DEBUG_VERBOSE
 #    define wdgvdbg              vdbg
 #    define wdgllvdbg            llvdbg
 #  else
 #    define wdgvdbg(x...)
 #    define wdgllvdbg(x...)
 #  endif
 #else
 #  define wdgdbg(x...)
 #  define wdglldbg(x...)
 #  define wdgvdbg(x...)
 #  define wdgllvdbg(x...)
 #endif
 /************************************************************************************
 * Private Functions
 ************************************************************************************/
 /************************************************************************************
 * Public Functions
 ************************************************************************************/
 /****************************************************************************
 * Name: up_wdginitialize()
 *
 * Description:
 *   Perform architecuture-specific initialization of the Watchdog hardware.
 *   This interface must be provided by all configurations using
 *   apps/examples/watchdog
 *
 ****************************************************************************/
 int up_wdginitialize(void)
 {
  /* Initialize tha register the watchdog timer device */
 #if defined(CONFIG_STM32_WWDG)
  stm32_wwdginitialize(CONFIG_STM32_WDG_DEVPATH);
  return OK;
 #elif defined(CONFIG_STM32_IWDG)
  stm32_iwdginitialize(CONFIG_STM32_WDG_DEVPATH, CONFIG_STM32_LSIFREQ);
  return OK;
 #else
  return -ENODEV;
 #endif
 }
 #endif /* CONFIG_WATCHDOG */
@@ -1,135 +0,0 @@
 /************************************************************************************
 * configs/stm_tiny/src/stm32_watchdog.c
 *
 *   Copyright (C) 2012-2013 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 3. Neither the name NuttX nor the names of its contributors may be
 *    used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 ************************************************************************************/
 /************************************************************************************
 * Included Files
 ************************************************************************************/
 #include <nuttx/config.h>
 #include <errno.h>
 #include <debug.h>
 #include <nuttx/timers/watchdog.h>
 #include <arch/board/board.h>
 #include "stm32_wdg.h"
 #ifdef CONFIG_WATCHDOG
 /************************************************************************************
 * Pre-processor Definitions
 ************************************************************************************/
 /* Configuration *******************************************************************/
 /* Wathdog hardware should be enabled */
 #if !defined(CONFIG_STM32_WWDG) && !defined(CONFIG_STM32_IWDG)
 #  warning "One of CONFIG_STM32_WWDG or CONFIG_STM32_IWDG must be defined"
 #endif
 /* Select the path to the registered watchdog timer device */
 #ifndef CONFIG_STM32_WDG_DEVPATH
 #  ifdef CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #    define CONFIG_STM32_WDG_DEVPATH CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #  else
 #    define CONFIG_STM32_WDG_DEVPATH "/dev/watchdog0"
 #  endif
 #endif
 /* Use the un-calibrated LSI frequency if we have nothing better */
 #if defined(CONFIG_STM32_IWDG) && !defined(CONFIG_STM32_LSIFREQ)
 #  define CONFIG_STM32_LSIFREQ STM32_LSI_FREQUENCY
 #endif
 /* Debug ***************************************************************************/
 /* Non-standard debug that may be enabled just for testing the watchdog timer */
 #ifndef CONFIG_DEBUG
 #  undef CONFIG_DEBUG_WATCHDOG
 #endif
 #ifdef CONFIG_DEBUG_WATCHDOG
 #  define wdgdbg                 dbg
 #  define wdglldbg               lldbg
 #  ifdef CONFIG_DEBUG_VERBOSE
 #    define wdgvdbg              vdbg
 #    define wdgllvdbg            llvdbg
 #  else
 #    define wdgvdbg(x...)
 #    define wdgllvdbg(x...)
 #  endif
 #else
 #  define wdgdbg(x...)
 #  define wdglldbg(x...)
 #  define wdgvdbg(x...)
 #  define wdgllvdbg(x...)
 #endif
 /************************************************************************************
 * Private Functions
 ************************************************************************************/
 /************************************************************************************
 * Public Functions
 ************************************************************************************/
 /****************************************************************************
 * Name: up_wdginitialize()
 *
 * Description:
 *   Perform architecuture-specific initialization of the Watchdog hardware.
 *   This interface must be provided by all configurations using
 *   apps/examples/watchdog
 *
 ****************************************************************************/
 int up_wdginitialize(void)
 {
  /* Initialize tha register the watchdog timer device */
 #if defined(CONFIG_STM32_WWDG)
  stm32_wwdginitialize(CONFIG_STM32_WDG_DEVPATH);
  return OK;
 #elif defined(CONFIG_STM32_IWDG)
  stm32_iwdginitialize(CONFIG_STM32_WDG_DEVPATH, CONFIG_STM32_LSIFREQ);
  return OK;
 #else
  return -ENODEV;
 #endif
 }
 #endif /* CONFIG_WATCHDOG */
@@ -1,135 +0,0 @@
 /************************************************************************************
 * configs/stm32f3discovery/src/stm32_watchdog.c
 *
 *   Copyright (C) 2013 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 3. Neither the name NuttX nor the names of its contributors may be
 *    used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 ************************************************************************************/
 /************************************************************************************
 * Included Files
 ************************************************************************************/
 #include <nuttx/config.h>
 #include <errno.h>
 #include <debug.h>
 #include <nuttx/timers/watchdog.h>
 #include <arch/board/board.h>
 #include "stm32_wdg.h"
 #ifdef CONFIG_WATCHDOG
 /************************************************************************************
 * Pre-processor Definitions
 ************************************************************************************/
 /* Configuration *******************************************************************/
 /* Wathdog hardware should be enabled */
 #if !defined(CONFIG_STM32_WWDG) && !defined(CONFIG_STM32_IWDG)
 #  warning "One of CONFIG_STM32_WWDG or CONFIG_STM32_IWDG must be defined"
 #endif
 /* Select the path to the registered watchdog timer device */
 #ifndef CONFIG_STM32_WDG_DEVPATH
 #  ifdef CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #    define CONFIG_STM32_WDG_DEVPATH CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #  else
 #    define CONFIG_STM32_WDG_DEVPATH "/dev/watchdog0"
 #  endif
 #endif
 /* Use the un-calibrated LSI frequency if we have nothing better */
 #if defined(CONFIG_STM32_IWDG) && !defined(CONFIG_STM32_LSIFREQ)
 #  define CONFIG_STM32_LSIFREQ STM32_LSI_FREQUENCY
 #endif
 /* Debug ***************************************************************************/
 /* Non-standard debug that may be enabled just for testing the watchdog timer */
 #ifndef CONFIG_DEBUG
 #  undef CONFIG_DEBUG_WATCHDOG
 #endif
 #ifdef CONFIG_DEBUG_WATCHDOG
 #  define wdgdbg                 dbg
 #  define wdglldbg               lldbg
 #  ifdef CONFIG_DEBUG_VERBOSE
 #    define wdgvdbg              vdbg
 #    define wdgllvdbg            llvdbg
 #  else
 #    define wdgvdbg(x...)
 #    define wdgllvdbg(x...)
 #  endif
 #else
 #  define wdgdbg(x...)
 #  define wdglldbg(x...)
 #  define wdgvdbg(x...)
 #  define wdgllvdbg(x...)
 #endif
 /************************************************************************************
 * Private Functions
 ************************************************************************************/
 /************************************************************************************
 * Public Functions
 ************************************************************************************/
 /****************************************************************************
 * Name: up_wdginitialize()
 *
 * Description:
 *   Perform architecuture-specific initialization of the Watchdog hardware.
 *   This interface must be provided by all configurations using
 *   apps/examples/watchdog
 *
 ****************************************************************************/
 int up_wdginitialize(void)
 {
  /* Initialize tha register the watchdog timer device */
 #if defined(CONFIG_STM32_WWDG)
  stm32_wwdginitialize(CONFIG_STM32_WDG_DEVPATH);
  return OK;
 #elif defined(CONFIG_STM32_IWDG)
  stm32_iwdginitialize(CONFIG_STM32_WDG_DEVPATH, CONFIG_STM32_LSIFREQ);
  return OK;
 #else
  return -ENODEV;
 #endif
 }
 #endif /* CONFIG_WATCHDOG */
@@ -1,135 +0,0 @@
 /************************************************************************************
 * configs/stm32f4discovery/src/stm32_watchdog.c
 *
 *   Copyright (C) 2012 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 3. Neither the name NuttX nor the names of its contributors may be
 *    used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 ************************************************************************************/
 /************************************************************************************
 * Included Files
 ************************************************************************************/
 #include <nuttx/config.h>
 #include <errno.h>
 #include <debug.h>
 #include <nuttx/timers/watchdog.h>
 #include <arch/board/board.h>
 #include "stm32_wdg.h"
 #ifdef CONFIG_WATCHDOG
 /************************************************************************************
 * Pre-processor Definitions
 ************************************************************************************/
 /* Configuration *******************************************************************/
 /* Wathdog hardware should be enabled */
 #if !defined(CONFIG_STM32_WWDG) && !defined(CONFIG_STM32_IWDG)
 #  warning "One of CONFIG_STM32_WWDG or CONFIG_STM32_IWDG must be defined"
 #endif
 /* Select the path to the registered watchdog timer device */
 #ifndef CONFIG_STM32_WDG_DEVPATH
 #  ifdef CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #    define CONFIG_STM32_WDG_DEVPATH CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #  else
 #    define CONFIG_STM32_WDG_DEVPATH "/dev/watchdog0"
 #  endif
 #endif
 /* Use the un-calibrated LSI frequency if we have nothing better */
 #if defined(CONFIG_STM32_IWDG) && !defined(CONFIG_STM32_LSIFREQ)
 #  define CONFIG_STM32_LSIFREQ STM32_LSI_FREQUENCY
 #endif
 /* Debug ***************************************************************************/
 /* Non-standard debug that may be enabled just for testing the watchdog timer */
 #ifndef CONFIG_DEBUG
 #  undef CONFIG_DEBUG_WATCHDOG
 #endif
 #ifdef CONFIG_DEBUG_WATCHDOG
 #  define wdgdbg                 dbg
 #  define wdglldbg               lldbg
 #  ifdef CONFIG_DEBUG_VERBOSE
 #    define wdgvdbg              vdbg
 #    define wdgllvdbg            llvdbg
 #  else
 #    define wdgvdbg(x...)
 #    define wdgllvdbg(x...)
 #  endif
 #else
 #  define wdgdbg(x...)
 #  define wdglldbg(x...)
 #  define wdgvdbg(x...)
 #  define wdgllvdbg(x...)
 #endif
 /************************************************************************************
 * Private Functions
 ************************************************************************************/
 /************************************************************************************
 * Public Functions
 ************************************************************************************/
 /****************************************************************************
 * Name: up_wdginitialize()
 *
 * Description:
 *   Perform architecuture-specific initialization of the Watchdog hardware.
 *   This interface must be provided by all configurations using
 *   apps/examples/watchdog
 *
 ****************************************************************************/
 int up_wdginitialize(void)
 {
  /* Initialize tha register the watchdog timer device */
 #if defined(CONFIG_STM32_WWDG)
  stm32_wwdginitialize(CONFIG_STM32_WDG_DEVPATH);
  return OK;
 #elif defined(CONFIG_STM32_IWDG)
  stm32_iwdginitialize(CONFIG_STM32_WDG_DEVPATH, CONFIG_STM32_LSIFREQ);
  return OK;
 #else
  return -ENODEV;
 #endif
 }
 #endif /* CONFIG_WATCHDOG */
@@ -1,136 +0,0 @@
 /************************************************************************************
 * configs/stm32ldiscovery/src/up_watchdog.c
 * arch/arm/src/board/up_watchdog.c
 *
 *   Copyright (C) 2013 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 3. Neither the name NuttX nor the names of its contributors may be
 *    used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 ************************************************************************************/
 /************************************************************************************
 * Included Files
 ************************************************************************************/
 #include <nuttx/config.h>
 #include <errno.h>
 #include <debug.h>
 #include <nuttx/timers/watchdog.h>
 #include <arch/board/board.h>
 #include "stm32_wdg.h"
 #ifdef CONFIG_WATCHDOG
 /************************************************************************************
 * Pre-processor Definitions
 ************************************************************************************/
 /* Configuration *******************************************************************/
 /* Wathdog hardware should be enabled */
 #if !defined(CONFIG_STM32_WWDG) && !defined(CONFIG_STM32_IWDG)
 #  warning "One of CONFIG_STM32_WWDG or CONFIG_STM32_IWDG must be defined"
 #endif
 /* Select the path to the registered watchdog timer device */
 #ifndef CONFIG_STM32_WDG_DEVPATH
 #  ifdef CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #    define CONFIG_STM32_WDG_DEVPATH CONFIG_EXAMPLES_WATCHDOG_DEVPATH
 #  else
 #    define CONFIG_STM32_WDG_DEVPATH "/dev/watchdog0"
 #  endif
 #endif
 /* Use the un-calibrated LSI frequency if we have nothing better */
 #if defined(CONFIG_STM32_IWDG) && !defined(CONFIG_STM32_LSIFREQ)
 #  define CONFIG_STM32_LSIFREQ STM32_LSI_FREQUENCY
 #endif
 /* Debug ***************************************************************************/
 /* Non-standard debug that may be enabled just for testing the watchdog timer */
 #ifndef CONFIG_DEBUG
 #  undef CONFIG_DEBUG_WATCHDOG
 #endif
 #ifdef CONFIG_DEBUG_WATCHDOG
 #  define wdgdbg                 dbg
 #  define wdglldbg               lldbg
 #  ifdef CONFIG_DEBUG_VERBOSE
 #    define wdgvdbg              vdbg
 #    define wdgllvdbg            llvdbg
 #  else
 #    define wdgvdbg(x...)
 #    define wdgllvdbg(x...)
 #  endif
 #else
 #  define wdgdbg(x...)
 #  define wdglldbg(x...)
 #  define wdgvdbg(x...)
 #  define wdgllvdbg(x...)
 #endif
 /************************************************************************************
 * Private Functions
 ************************************************************************************/
 /************************************************************************************
 * Public Functions
 ************************************************************************************/
 /****************************************************************************
 * Name: up_wdginitialize()
 *
 * Description:
 *   Perform architecuture-specific initialization of the Watchdog hardware.
 *   This interface must be provided by all configurations using
 *   apps/examples/watchdog
 *
 ****************************************************************************/
 int up_wdginitialize(void)
 {
  /* Initialize tha register the watchdog timer device */
 #if defined(CONFIG_STM32_WWDG)
  stm32_wwdginitialize(CONFIG_STM32_WDG_DEVPATH);
  return OK;
 #elif defined(CONFIG_STM32_IWDG)
  stm32_iwdginitialize(CONFIG_STM32_WDG_DEVPATH, CONFIG_STM32_LSIFREQ);
  return OK;
 #else
  return -ENODEV;
 #endif
 }
 #endif /* CONFIG_WATCHDOG */