From 3ff51b09a448a0986cdfd388b40a790bf5033a32 Mon Sep 17 00:00:00 2001
From: barthess <barthess@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Sat, 17 Dec 2011 11:36:46 +0000
Subject: PVD for STM32F4x code cleanups.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@3623 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 os/hal/platforms/STM32F4xx/hal_lld.c | 5 ++---
 os/hal/platforms/STM32F4xx/hal_lld.h | 4 ++--
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/os/hal/platforms/STM32F4xx/hal_lld.c b/os/hal/platforms/STM32F4xx/hal_lld.c
index b2862caa4..d33237c2d 100644
--- a/os/hal/platforms/STM32F4xx/hal_lld.c
+++ b/os/hal/platforms/STM32F4xx/hal_lld.c
@@ -74,9 +74,8 @@ void hal_lld_init(void) {
                   SysTick_CTRL_TICKINT_Msk;
 
 #if STM32_PVD_ENABLE
-  /* Power voltage detector initialization */
-  PWR->CR |= PWR_CR_PVDE;
-  PWR->CR |= STM32_PLS & STM32_PLS_MASK;
+  /* Programmable voltage detector initialization */
+  PWR->CR |= PWR_CR_PVDE | (STM32_PLS & STM32_PLS_MASK);
 #endif /* STM32_PVD_ENABLE */
 
 #if defined(STM32_DMA_REQUIRED)
diff --git a/os/hal/platforms/STM32F4xx/hal_lld.h b/os/hal/platforms/STM32F4xx/hal_lld.h
index 7ab2dff84..dc158b536 100644
--- a/os/hal/platforms/STM32F4xx/hal_lld.h
+++ b/os/hal/platforms/STM32F4xx/hal_lld.h
@@ -549,14 +549,14 @@
 #endif
 
 /**
- * @brief   Enables or disables the power voltage detector.
+ * @brief   Enables or disables the programmable voltage detector.
  */
 #if !defined(STM32_PVD_ENABLE) || defined(__DOXYGEN__)
 #define STM32_PVD_ENABLE            FALSE
 #endif
 
 /**
- * @brief   Enables or disables the power voltage detector.
+ * @brief   Sets voltage level for programmable voltage detector.
  */
 #if !defined(STM32_PLS) || defined(__DOXYGEN__)
 #define STM32_PLS                   STM32_PLS_LEV0
-- 
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