This is an automated email from the ASF dual-hosted git repository.

xiaoxiang781216 pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/nuttx.git

commit 9ae402476982404aeab43cfdbb2a8c3504a40df2
Author: raiden00pl <[email protected]>
AuthorDate: Fri Oct 30 13:18:49 2026 +0100

    boards/nucleo-n657x0-q: Define the LPTIM kernel clocks.
    
    LPTIM1 runs on PCLK1 and LPTIM2-5 on PCLK4, the reset values of the
    RCC_CCIPR12 LPTIM source selections; PCLK4 equals HCLK (PPRE4 /1).
    
    Signed-off-by: raiden00pl <[email protected]>
    Assisted-by: Claude Code
---
 boards/arm/stm32n6/nucleo-n657x0-q/include/board.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/boards/arm/stm32n6/nucleo-n657x0-q/include/board.h 
b/boards/arm/stm32n6/nucleo-n657x0-q/include/board.h
index 82062563dd1..fb0edb067db 100644
--- a/boards/arm/stm32n6/nucleo-n657x0-q/include/board.h
+++ b/boards/arm/stm32n6/nucleo-n657x0-q/include/board.h
@@ -89,6 +89,16 @@
 #define STM32_TIM13_CLKIN        STM32_APB1_TIM_FREQUENCY
 #define STM32_TIM14_CLKIN        STM32_APB1_TIM_FREQUENCY
 
+/* LPTIM kernel clocks (RCC_CCIPR12 LPTIMxSEL reset values): LPTIM1 on
+ * PCLK1, LPTIM2-5 on PCLK4 (= HCLK, PPRE4 /1)
+ */
+
+#define STM32_LPTIM1_CLKIN       STM32_PCLK1_FREQUENCY
+#define STM32_LPTIM2_CLKIN       STM32_HCLK_FREQUENCY
+#define STM32_LPTIM3_CLKIN       STM32_HCLK_FREQUENCY
+#define STM32_LPTIM4_CLKIN       STM32_HCLK_FREQUENCY
+#define STM32_LPTIM5_CLKIN       STM32_HCLK_FREQUENCY
+
 /* I/O voltage domains ******************************************************/
 
 /* GPIO port E (USART1 TX/RX on PE5/PE6) is on the VddIO2 and VddIO3

Reply via email to