michaelh/zephyr
1
0
Fork 0
Code Releases Activity

drivers/clock_control: stm32: HSE_BYPASS code cleanup

Browse source 
Rework CONFIG_CLOCK_STM32_HSE_BYPASS related code to make
this part of the code more readable.

Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>
This commit is contained in:
Erwan Gouriou 2020-01-31 10:37:30 +01:00 • committed by Johan Hedberg
commit 157fb6af72
2 changed files with 16 additions and 14 deletions
Download patch file Download diff file Expand all files Collapse all files

14
drivers/clock_control/clock_stm32_ll_common.c
View file

@ -350,11 +350,13 @@ static int stm32_clock_control_init(struct device *dev)
LL_RCC_MSI_Disable();
#elif CONFIG_CLOCK_STM32_PLL_SRC_HSE
int hse_bypass = LL_UTILS_HSEBYPASS_OFF;
int hse_bypass;
#ifdef CONFIG_CLOCK_STM32_HSE_BYPASS
if (IS_ENABLED(CONFIG_CLOCK_STM32_HSE_BYPASS)) {
hse_bypass = LL_UTILS_HSEBYPASS_ON;
#endif /* CONFIG_CLOCK_STM32_HSE_BYPASS */
} else {
hse_bypass = LL_UTILS_HSEBYPASS_OFF;
}
/* Switch to PLL with HSE as clock source */
LL_PLL_ConfigSystemClock_HSE(
@ -376,11 +378,11 @@ static int stm32_clock_control_init(struct device *dev)
/* Enable HSE if not enabled */
if (LL_RCC_HSE_IsReady() != 1) {
/* Check if need to enable HSE bypass feature or not */
#ifdef CONFIG_CLOCK_STM32_HSE_BYPASS
if (IS_ENABLED(CONFIG_CLOCK_STM32_HSE_BYPASS)) {
LL_RCC_HSE_EnableBypass();
#else
} else {
LL_RCC_HSE_DisableBypass();
#endif /* CONFIG_CLOCK_STM32_HSE_BYPASS */
}
/* Enable HSE */
LL_RCC_HSE_Enable();

6
drivers/clock_control/clock_stm32_ll_h7.c
View file

@ -220,11 +220,11 @@ static int stm32_clock_control_init(struct device *dev)
#ifdef CONFIG_CLOCK_STM32_PLL_SRC_HSE
#ifdef CONFIG_CLOCK_STM32_HSE_BYPASS
if (IS_ENABLED(CONFIG_CLOCK_STM32_HSE_BYPASS)) {
LL_RCC_HSE_EnableBypass();
#else
} else {
LL_RCC_HSE_DisableBypass();
#endif /* CONFIG_CLOCK_STM32_HSE_BYPASS */
}
/* Enable HSE oscillator */
LL_RCC_HSE_Enable();