Significantly stylistic changes required after review of last PR

arch/arm/src/common/up_checkstack.c

@@ -88,7 +88,9 @@ static size_t do_stackcheck(uintptr_t alloc, size_t size)
     {
       return 0;
     }
+
   /* Get aligned addresses of the top and bottom of the stack */
+
 #ifdef CONFIG_TLS
   /* Skip over the TLS data structure at the bottom of the stack */
 
@@ -126,7 +128,8 @@ static size_t do_stackcheck(uintptr_t alloc, size_t size)
 #if 0
   if (mark + 16 > nwords)
     {
-      int i, j;
+      int i;
+      int j;
 
       ptr = (FAR uint32_t *)start;
       for (i = 0; i < size; i += 4*64)

arch/arm/src/stm32f7/Kconfig

@@ -1196,8 +1196,8 @@ config STM32F7_QUADSPI
 	default n
 
 config STM32F7_PWR
-    bool "PWR"
-    default n
+	bool "PWR"
+	default n
 
 config STM32F7_RNG
 	bool "RNG"
@@ -1801,57 +1801,57 @@ endmenu # "SDMMC2 Configuration"
 if STM32F7_BKPSRAM
 
 config STM32F7_BBSRAM
-    bool "BBSRAM File Support"
-    default n
+	bool "BBSRAM File Support"
+	default n
 
 config STM32F7_BBSRAM_FILES
-    int "Max Files to support in BBSRAM"
-    default 4
+	int "Max Files to support in BBSRAM"
+	default 4
 
 config STM32F7_SAVE_CRASHDUMP
-    bool "Enable Saving Panic to BBSRAM"
-    default n
+	bool "Enable Saving Panic to BBSRAM"
+	default n
 
 endif # STM32F7_BKPSRAM
 
 config STM32F7_HAVE_RTC_COUNTER
-    bool
-    default n
+	bool
+	default n
 
 config STM32F7_HAVE_RTC_SUBSECONDS
-    bool
-    default n
+	bool
+	default n
 
 config RTC_MAGIC_REG
-    int "The BKP register used to store/check the Magic value to determine if RTC is set already"
-    default 0
-    range  0 31
-    depends on RTC && !STM32F7_HAVE_RTC_COUNTER
+	int "The BKP register used to store/check the Magic value to determine if RTC is set already"
+	default 0
+	range  0 31
+	depends on RTC && !STM32F7_HAVE_RTC_COUNTER
 
 config RTC_MAGIC
-    hex "Value used as Magic to determine if RTC is set already"
-    default 0xfacefeee
-    depends on RTC && !STM32F7_HAVE_RTC_COUNTER
+	hex "Value used as Magic to determine if RTC is set already"
+	default 0xfacefeee
+	depends on RTC && !STM32F7_HAVE_RTC_COUNTER
 
 choice
-    prompt "RTC clock source"
-    default STM32F7_RTC_LSECLOCK
-    depends on RTC
+	prompt "RTC clock source"
+	default STM32F7_RTC_LSECLOCK
+	depends on RTC
 
 config STM32F7_RTC_HSECLOCK
-    bool "HSE clock"
-    ---help---
-        Drive the RTC with the HSE clock, divided down to 1MHz.
+	bool "HSE clock"
+	---help---
+		Drive the RTC with the HSE clock, divided down to 1MHz.
 
 config STM32F7_RTC_LSECLOCK
-    bool "LSE clock"
-    ---help---
-        Drive the RTC with the LSE clock
+	bool "LSE clock"
+	---help---
+		Drive the RTC with the LSE clock
 
 config STM32F7_RTC_LSICLOCK
-    bool "LSI clock"
-    ---help---
-        Drive the RTC with the LSI clock
+	bool "LSI clock"
+	---help---
+		Drive the RTC with the LSI clock
 
 endchoice #"RTC clock source"
 

arch/arm/src/stm32f7/chip/stm32_rtcc.h

@@ -1,5 +1,5 @@
 /************************************************************************************
- * arch/arm/src/stm32f7/chip/stm32_rtcc.h.h
+ * arch/arm/src/stm32f7/chip/stm32_rtcc.h
  *
  *   Copyright (C) 2011-2016 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>

arch/arm/src/stm32f7/stm32_pwr.c

@@ -52,10 +52,6 @@
 
 #if defined(CONFIG_STM32F7_PWR)
 
-/************************************************************************************
- * Pre-processor Definitions
- ************************************************************************************/
-
 /************************************************************************************
  * Private Functions
  ************************************************************************************/

configs/nucleo-144/src/nucleo-144.h

@@ -277,7 +277,6 @@ int stm32_sdio_initialize(void);
  *
  ************************************************************************************/
 
-
 #ifdef CONFIG_STM32F7_OTGFS
 void stm32_usbinitialize(void);
 #endif
@@ -285,8 +284,10 @@ void stm32_usbinitialize(void);
 /************************************************************************************
  * Name: stm32_bbsram_int
  ************************************************************************************/
+
 #ifdef CONFIG_STM32F7_BBSRAM
 int stm32_bbsram_int(void);
 #endif
+
 #endif /* __ASSEMBLY__ */
 #endif /* __CONFIGS_NUCLEO_144_SRC_NUCLEO_144_H */

configs/nucleo-144/src/stm32_appinitialize.c

@@ -101,7 +101,10 @@ int board_app_initialize(uintptr_t arg)
       syslog(LOG_ERR, "ERROR: userled_lower_initialize() failed: %d\n", ret);
     }
 #endif
+
 #ifdef CONFIG_STM32F7_BBSRAM
+  /* Initialize battery-backed RAM */
+
   (void)stm32_bbsram_int();
 #endif