diff --git a/configs/Kconfig b/configs/Kconfig
index bf7798327e..50b8c2e9ea 100644
--- a/configs/Kconfig
+++ b/configs/Kconfig
@@ -2360,6 +2360,14 @@ config LIB_BOARDCTL
 
 if LIB_BOARDCTL
 
+config BOARDCTL_FINALINIT
+	bool "Enable board app final init"
+	default n
+	---help---
+		Enables support for the BOARDIOC_FINALINIT boardctl() command.
+		Architecture specific logic must provide board_app_finalinitialize()
+		interface.
+
 config BOARDCTL_POWEROFF
 	bool "Enable power off interfaces"
 	default n
diff --git a/configs/boardctl.c b/configs/boardctl.c
index d7e6d3c4ee..cca53db3c9 100644
--- a/configs/boardctl.c
+++ b/configs/boardctl.c
@@ -1,7 +1,7 @@
 /****************************************************************************
  * configs/boardctl.c
  *
- *   Copyright (C) 2015-2017 Gregory Nutt. All rights reserved.
+ *   Copyright (C) 2015-2017, 2018 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
  *
  * Redistribution and use in source and binary forms, with or without
@@ -276,6 +276,22 @@ int boardctl(unsigned int cmd, uintptr_t arg)
         }
         break;
 
+#ifdef CONFIG_BOARDCTL_FINALINIT
+      /* CMD:           BOARDIOC_FINALINIT
+       * DESCRIPTION:   Perform one-time application initialization after
+       *                start-up script.
+       * ARG:           The argument has no meaning
+       * CONFIGURATION: CONFIG_BOARDCTL_FINALINIT
+       * DEPENDENCIES:  Board logic must provide board_app_finalinitialize
+       */
+
+      case BOARDIOC_FINALINIT:
+        {
+          ret = board_app_finalinitialize(arg);
+        }
+        break;
+#endif
+
 #ifdef CONFIG_BOARDCTL_POWEROFF
       /* CMD:           BOARDIOC_POWEROFF
        * DESCRIPTION:   Power off the board
diff --git a/include/nuttx/board.h b/include/nuttx/board.h
index 5c646a48a9..d89209de39 100644
--- a/include/nuttx/board.h
+++ b/include/nuttx/board.h
@@ -163,6 +163,28 @@ void board_initialize(void);
 
 int board_app_initialize(uintptr_t arg);
 
+/****************************************************************************
+ * Name: board_app_finalinitialize
+ *
+ * Description:
+ *   Perform application specific initialization.  This function is never
+ *   called directly from application code, but only indirectly via the
+ *   (non-standard) boardctl() interface using the command
+ *   BOARDIOC_FINALINIT.
+ *
+ * Input Parameters:
+ *   arg - The argument has no meaning.
+ *
+ * Returned Value:
+ *   Zero (OK) is returned on success; a negated errno value is returned on
+ *   any failure to indicate the nature of the failure.
+ *
+ ****************************************************************************/
+
+#ifdef CONFIG_BOARDCTL_FINALINIT
+int board_app_finalinitialize(uintptr_t arg);
+#endif
+
 /****************************************************************************
  * Name: board_power_off
  *
diff --git a/include/sys/boardctl.h b/include/sys/boardctl.h
index 907fbd6606..7d0f4b38a4 100644
--- a/include/sys/boardctl.h
+++ b/include/sys/boardctl.h
@@ -117,13 +117,14 @@
  */
 
 #define BOARDIOC_INIT              _BOARDIOC(0x0001)
-#define BOARDIOC_POWEROFF          _BOARDIOC(0x0002)
-#define BOARDIOC_RESET             _BOARDIOC(0x0003)
-#define BOARDIOC_UNIQUEID          _BOARDIOC(0x0004)
-#define BOARDIOC_APP_SYMTAB        _BOARDIOC(0x0005)
-#define BOARDIOC_OS_SYMTAB         _BOARDIOC(0x0006)
-#define BOARDIOC_USBDEV_CONTROL    _BOARDIOC(0x0007)
-#define BOARDIOC_NX_START          _BOARDIOC(0x0008)
+#define BOARDIOC_FINALINIT         _BOARDIOC(0x0002)
+#define BOARDIOC_POWEROFF          _BOARDIOC(0x0003)
+#define BOARDIOC_RESET             _BOARDIOC(0x0004)
+#define BOARDIOC_UNIQUEID          _BOARDIOC(0x0005)
+#define BOARDIOC_APP_SYMTAB        _BOARDIOC(0x0006)
+#define BOARDIOC_OS_SYMTAB         _BOARDIOC(0x0007)
+#define BOARDIOC_USBDEV_CONTROL    _BOARDIOC(0x0008)
+#define BOARDIOC_NX_START          _BOARDIOC(0x0009)
 
 /* If CONFIG_BOARDCTL_IOCTL=y, then board-specific commands will be support.
  * In this case, all commands not recognized by boardctl() will be forwarded