From 2b81331f8ad24462cf181b181931de10042fd5e5 Mon Sep 17 00:00:00 2001
From: Simone Guscetti <simone@px4.io>
Date: Fri, 23 Feb 2018 21:02:57 +0100
Subject: [PATCH] stm32: board_reset, change backup register

Change to be coherent with the change on NuttX upstream, in the future
STM32_BKP_BASE will be removed. This is using the definition over stm32_rtc.h interface.
---
 src/drivers/boards/common/stm32/board_reset.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/drivers/boards/common/stm32/board_reset.c b/src/drivers/boards/common/stm32/board_reset.c
index efeb1293cc..3440c51ae1 100644
--- a/src/drivers/boards/common/stm32/board_reset.c
+++ b/src/drivers/boards/common/stm32/board_reset.c
@@ -40,6 +40,7 @@
 #include <px4_config.h>
 #include <errno.h>
 #include <stm32_pwr.h>
+#include <stm32_rtc.h>
 #include <nuttx/board.h>
 
 
@@ -61,7 +62,7 @@ int board_set_bootload_mode(board_reset_e mode)
 	}
 
 	stm32_pwr_enablebkp(true);
-	*(uint32_t *)STM32_BKP_BASE = regvalue;
+	*(uint32_t *)STM32_RTC_BKR(0) = regvalue;
 	stm32_pwr_enablebkp(false);
 	return OK;
 }