From 6f5d6652694e9dd4c1900601cc0af506bc1627d9 Mon Sep 17 00:00:00 2001
From: Giovanni Di Sirio <gdisirio@gmail.com>
Date: Thu, 3 Dec 2015 15:16:07 +0000
Subject: Updated registries for WDG.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@8558 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 os/hal/ports/STM32/LLD/xWDGv1/wdg_lld.c | 2 +-
 os/hal/ports/STM32/LLD/xWDGv1/wdg_lld.h | 6 +++++-
 2 files changed, 6 insertions(+), 2 deletions(-)

(limited to 'os/hal/ports/STM32/LLD/xWDGv1')

diff --git a/os/hal/ports/STM32/LLD/xWDGv1/wdg_lld.c b/os/hal/ports/STM32/LLD/xWDGv1/wdg_lld.c
index 8ea82a958..9f02347ba 100644
--- a/os/hal/ports/STM32/LLD/xWDGv1/wdg_lld.c
+++ b/os/hal/ports/STM32/LLD/xWDGv1/wdg_lld.c
@@ -81,7 +81,7 @@ void wdg_lld_init(void) {
  */
 void wdg_lld_start(WDGDriver *wdgp) {
 
-#if 1
+#if STM32_IWDG_IS_WINDOWED
   /* Enable IWDG and unlock for write.*/
   wdgp->wdg->KR   = KR_KEY_ENABLE;
   wdgp->wdg->KR   = KR_KEY_WRITE;
diff --git a/os/hal/ports/STM32/LLD/xWDGv1/wdg_lld.h b/os/hal/ports/STM32/LLD/xWDGv1/wdg_lld.h
index ba8accfe5..f4055b24d 100644
--- a/os/hal/ports/STM32/LLD/xWDGv1/wdg_lld.h
+++ b/os/hal/ports/STM32/LLD/xWDGv1/wdg_lld.h
@@ -84,6 +84,10 @@
 /* Derived constants and error checks.                                       */
 /*===========================================================================*/
 
+#if STM32_WDG_USE_IWDG && !STM32_HAS_IWDG
+#error "IWDG not present in the selected device"
+#endif
+
 #if !STM32_WDG_USE_IWDG
 #error "WDG driver activated but no xWDG peripheral assigned"
 #endif
@@ -92,7 +96,7 @@
 #error "STM32_LSI_ENABLED not defined"
 #endif
 
-#if STM32_LSI_ENABLED == FALSE
+#if (STM32_WDG_USE_IWDG == TRUE) && (STM32_LSI_ENABLED == FALSE)
 #error "IWDG requires LSI clock"
 #endif
 
-- 
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