[stm32][driver] pwm enable clock

2019-08-15 11:20:25 +08:00 · 2019-08-15 11:20:25 +08:00 · 6a1e12f178
parent 3b252d5b97
commit 6a1e12f178
1 changed files with 3 additions and 0 deletions
--- a/bsp/stm32/libraries/HAL_Drivers/drv_pwm.c
+++ b/bsp/stm32/libraries/HAL_Drivers/drv_pwm.c
@ -314,6 +314,9 @@ static rt_err_t stm32_hw_pwm_init(struct stm32_pwm *device)

    tim = (TIM_HandleTypeDef *)&device->tim_handle;

+    /* enable timer clock */
+    HAL_TIM_PWM_MspInit(tim);
+
    /* configure the timer to pwm mode */
    tim->Init.Prescaler = 0;
    tim->Init.CounterMode = TIM_COUNTERMODE_UP;