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commit 4f23ec122b6f0316f75c46058ca0d6d28bb74e7f Author: raiden00pl <[email protected]> AuthorDate: Fri Oct 30 13:18:49 2026 +0100 boards/nucleo-h7s3l8: Define the LPTIM kernel clocks. LPTIM1 runs on PCLK1 and LPTIM2-5 on PCLK4, the reset values of the RCC_CCIPR2 and RCC_CCIPR4 LPTIM source selections. Signed-off-by: raiden00pl <[email protected]> Assisted-by: Claude Code --- boards/arm/stm32h7/nucleo-h7s3l8/include/board.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/boards/arm/stm32h7/nucleo-h7s3l8/include/board.h b/boards/arm/stm32h7/nucleo-h7s3l8/include/board.h index 87e3b12b387..5f7a2506be9 100644 --- a/boards/arm/stm32h7/nucleo-h7s3l8/include/board.h +++ b/boards/arm/stm32h7/nucleo-h7s3l8/include/board.h @@ -187,6 +187,16 @@ #define STM32_TIM16_CLKIN (2 * STM32_PCLK2_FREQUENCY) #define STM32_TIM17_CLKIN (2 * STM32_PCLK2_FREQUENCY) +/* LPTIM kernel clocks (RCC_CCIPR2 LPTIM1SEL and RCC_CCIPR4 LPTIM23SEL / + * LPTIM45SEL reset values): LPTIM1 on PCLK1, LPTIM2-5 on PCLK4 + */ + +#define STM32_LPTIM1_CLKIN STM32_PCLK1_FREQUENCY +#define STM32_LPTIM2_CLKIN STM32_PCLK4_FREQUENCY +#define STM32_LPTIM3_CLKIN STM32_PCLK4_FREQUENCY +#define STM32_LPTIM4_CLKIN STM32_PCLK4_FREQUENCY +#define STM32_LPTIM5_CLKIN STM32_PCLK4_FREQUENCY + /* FLASH wait states */ #define BOARD_FLASH_WAITSTATES 7
