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stm32/timer: Use APB2 to calculate timer 20 source frequency.

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Signed-off-by: Herwin Grobben <h.grobben@aemics.nl>
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Herwin Grobben
2025-02-05 13:58:57 +01:00
committed by Damien George
parent 3b948893d8
commit 91386b3d56
1 changed files with 2 additions and 2 deletions
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4
ports/stm32/timer.c
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@@ -264,8 +264,8 @@ uint32_t timer_get_source_freq(uint32_t tim_id) {
#else #else
uint32_t source, clk_div; uint32_t source, clk_div;
if (tim_id == 1 || (8 <= tim_id && tim_id <= 11)) { if (tim_id == 1 || (8 <= tim_id && tim_id <= 11) || tim_id == 20) {
// TIM{1,8,9,10,11} are on APB2 // TIM{1,8,9,10,11,20} are on APB2
#if defined(STM32F0) || defined(STM32G0) #if defined(STM32F0) || defined(STM32G0)
source = HAL_RCC_GetPCLK1Freq(); source = HAL_RCC_GetPCLK1Freq();
clk_div = RCC->CFGR & RCC_CFGR_PPRE; clk_div = RCC->CFGR & RCC_CFGR_PPRE;