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stm32: Add support for H7A3(Q)/H7B3(Q), and STM32H73B3I_DK board defn.

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This commit is based upon prior work of @dpgeorge and @koendv.

MCU support for the STM32H7A3 and B3 families MCUs:
- STM32H7A3xx
- STM32H7A3xxQ (SMPS)
- STM32H7B3xx
- STM32H7B3xxQ (SMPS)

Support has been added for the STM32H7B3I_DK board.

Signed-off-by: Jan Staal <info@janstaal.com>
This commit is contained in:
Jan Staal
2021-09-15 15:08:16 +02:00
committed by Damien George
parent d9749f90ad
commit 9e2423e730
21 changed files with 655 additions and 12 deletions
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5
ports/stm32/timer.c
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@@ -239,6 +239,9 @@ uint32_t timer_get_source_freq(uint32_t tim_id) {
#if defined(STM32F0)
source = HAL_RCC_GetPCLK1Freq();
clk_div = RCC->CFGR & RCC_CFGR_PPRE;
#elif defined(STM32H7A3xx) || defined(STM32H7A3xxQ) || defined(STM32H7B3xx) || defined(STM32H7B3xxQ)
source = HAL_RCC_GetPCLK2Freq();
clk_div = RCC->CDCFGR2 & RCC_CDCFGR2_CDPPRE2;
#elif defined(STM32H7)
source = HAL_RCC_GetPCLK2Freq();
clk_div = RCC->D2CFGR & RCC_D2CFGR_D2PPRE2;
@@ -251,6 +254,8 @@ uint32_t timer_get_source_freq(uint32_t tim_id) {
source = HAL_RCC_GetPCLK1Freq();
#if defined(STM32F0)
clk_div = RCC->CFGR & RCC_CFGR_PPRE;
#elif defined(STM32H7A3xx) || defined(STM32H7A3xxQ) || defined(STM32H7B3xx) || defined(STM32H7B3xxQ)
clk_div = RCC->CDCFGR1 & RCC_CDCFGR2_CDPPRE1;
#elif defined(STM32H7)
clk_div = RCC->D2CFGR & RCC_D2CFGR_D2PPRE1;
#else