sched/wdog: Remove wd_initialize which isn't really used anymore

since g_wdactivelist is already set to zero by the boot code

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>

sched/init/nx_start.c

@@ -46,11 +46,8 @@
 
 #include "sched/sched.h"
 #include "signal/signal.h"
-#include "wdog/wdog.h"
 #include "semaphore/semaphore.h"
-#ifndef CONFIG_DISABLE_MQUEUE
 #include "mqueue/mqueue.h"
-#endif
 #include "clock/clock.h"
 #include "timer/timer.h"
 #include "irq/irq.h"
@@ -627,15 +624,6 @@ void nx_start(void)
       irq_initialize();
     }
 
-  /* Initialize the watchdog facility (if included in the link) */
-
-#ifdef CONFIG_HAVE_WEAKFUNCTIONS
-  if (wd_initialize != NULL)
-#endif
-    {
-      wd_initialize();
-    }
-
   /* Initialize the POSIX timer facility (if included in the link) */
 
 #ifdef CONFIG_HAVE_WEAKFUNCTIONS

sched/wdog/wd_initialize.c

@@ -50,29 +50,3 @@ clock_t g_wdtickbase;
 /****************************************************************************
  * Public Functions
  ****************************************************************************/
-
-/****************************************************************************
- * Name: wd_initialize
- *
- * Description:
- * This function initializes the watchdog data structures
- *
- * Input Parameters:
- *   None
- *
- * Returned Value:
- *   None
- *
- * Assumptions:
- *   This function must be called early in the initialization sequence
- *   before the timer interrupt is attached and before any watchdog
- *   services are used.
- *
- ****************************************************************************/
-
-void wd_initialize(void)
-{
-  /* Initialize watchdog lists */
-
-  sq_init(&g_wdactivelist);
-}

sched/wdog/wdog.h

@@ -86,27 +86,6 @@ extern clock_t g_wdtickbase;
  * Public Function Prototypes
  ****************************************************************************/
 
-/****************************************************************************
- * Name: wd_initialize
- *
- * Description:
- * This function initializes the watchdog data structures
- *
- * Input Parameters:
- *   None
- *
- * Returned Value:
- *   None
- *
- * Assumptions:
- *   This function must be called early in the initialization sequence
- *   before the timer interrupt is attached and before any watchdog
- *   services are used.
- *
- ****************************************************************************/
-
-void weak_function wd_initialize(void);
-
 /****************************************************************************
  * Name: wd_timer
  *