diff options
| author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2012-05-03 17:38:29 +0000 |
|---|---|---|
| committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2012-05-03 17:38:29 +0000 |
| commit | ad8290460d4f252fde3fcf435e525268ea0854df (patch) | |
| tree | f196d4bde82f36327db27420966e0d98e462fa5d /os | |
| parent | 8ed6a8d9e3b4613a0d586d409f4c5706f21b5857 (diff) | |
| download | ChibiOS-ad8290460d4f252fde3fcf435e525268ea0854df.tar.gz ChibiOS-ad8290460d4f252fde3fcf435e525268ea0854df.tar.bz2 ChibiOS-ad8290460d4f252fde3fcf435e525268ea0854df.zip | |
Added an HSE bypass option to the STM32 clock initialization.
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@4157 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os')
| -rw-r--r-- | os/hal/platforms/STM32F1xx/hal_lld.c | 4 | ||||
| -rw-r--r-- | os/hal/platforms/STM32F2xx/hal_lld.c | 4 | ||||
| -rw-r--r-- | os/hal/platforms/STM32F4xx/hal_lld.c | 4 | ||||
| -rw-r--r-- | os/hal/platforms/STM32L1xx/hal_lld.c | 4 |
4 files changed, 16 insertions, 0 deletions
diff --git a/os/hal/platforms/STM32F1xx/hal_lld.c b/os/hal/platforms/STM32F1xx/hal_lld.c index 53bafb1b5..9fda0b3e7 100644 --- a/os/hal/platforms/STM32F1xx/hal_lld.c +++ b/os/hal/platforms/STM32F1xx/hal_lld.c @@ -215,6 +215,10 @@ void stm32_clock_init(void) { ; /* Wait until HSI is the source.*/
#if STM32_HSE_ENABLED
+#if defined(STM32_HSE_BYPASS)
+ /* HSE Bypass.*/
+ RCC->CR |= RCC_CR_HSEBYP;
+#endif
/* HSE activation.*/
RCC->CR |= RCC_CR_HSEON;
while (!(RCC->CR & RCC_CR_HSERDY))
diff --git a/os/hal/platforms/STM32F2xx/hal_lld.c b/os/hal/platforms/STM32F2xx/hal_lld.c index 75d217c69..8cfad815c 100644 --- a/os/hal/platforms/STM32F2xx/hal_lld.c +++ b/os/hal/platforms/STM32F2xx/hal_lld.c @@ -149,6 +149,10 @@ void stm32_clock_init(void) { ; /* Waits until HSI is stable. */
#if STM32_HSE_ENABLED
+#if defined(STM32_HSE_BYPASS)
+ /* HSE Bypass.*/
+ RCC->CR |= RCC_CR_HSEBYP;
+#endif
/* HSE activation.*/
RCC->CR |= RCC_CR_HSEON;
while ((RCC->CR & RCC_CR_HSERDY) == 0)
diff --git a/os/hal/platforms/STM32F4xx/hal_lld.c b/os/hal/platforms/STM32F4xx/hal_lld.c index 44de90602..8982da7b9 100644 --- a/os/hal/platforms/STM32F4xx/hal_lld.c +++ b/os/hal/platforms/STM32F4xx/hal_lld.c @@ -151,6 +151,10 @@ void stm32_clock_init(void) { ; /* Waits until HSI is stable. */
#if STM32_HSE_ENABLED
+#if defined(STM32_HSE_BYPASS)
+ /* HSE Bypass.*/
+ RCC->CR |= RCC_CR_HSEBYP;
+#endif
/* HSE activation.*/
RCC->CR |= RCC_CR_HSEON;
while ((RCC->CR & RCC_CR_HSERDY) == 0)
diff --git a/os/hal/platforms/STM32L1xx/hal_lld.c b/os/hal/platforms/STM32L1xx/hal_lld.c index 1d28df62b..43ba6832d 100644 --- a/os/hal/platforms/STM32L1xx/hal_lld.c +++ b/os/hal/platforms/STM32L1xx/hal_lld.c @@ -165,6 +165,10 @@ void stm32_clock_init(void) { #endif
#if STM32_HSE_ENABLED
+#if defined(STM32_HSE_BYPASS)
+ /* HSE Bypass.*/
+ RCC->CR |= RCC_CR_HSEBYP;
+#endif
/* HSE activation.*/
RCC->CR |= RCC_CR_HSEON;
while ((RCC->CR & RCC_CR_HSERDY) == 0)
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