From 6d1fdde1ffc2ac4085457b8afcc1651952843ebb Mon Sep 17 00:00:00 2001
From: Supper Thomas <78900636@qq.com>
Date: Mon, 18 Dec 2023 08:40:14 +0800
Subject: [PATCH] add tim8

---
 .../libraries/HAL_Drivers/drivers/drv_tim.c   | 16 +++++++++++++
 .../board/CubeMX_Config/CubeMX_Config.ioc     | 23 ++++++++++++-------
 bsp/stm32/stm32g491-st-nucleo/board/Kconfig   |  4 +++-
 bsp/stm32/stm32g491-st-nucleo/board/board.c   |  9 +++++++-
 4 files changed, 42 insertions(+), 10 deletions(-)

diff --git a/bsp/stm32/libraries/HAL_Drivers/drivers/drv_tim.c b/bsp/stm32/libraries/HAL_Drivers/drivers/drv_tim.c
index c1d2cedb9b..629109fd8d 100644
--- a/bsp/stm32/libraries/HAL_Drivers/drivers/drv_tim.c
+++ b/bsp/stm32/libraries/HAL_Drivers/drivers/drv_tim.c
@@ -571,6 +571,16 @@ void TIM7_IRQHandler(void)
     rt_interrupt_leave();
 }
 #endif
+#ifdef BSP_USING_TIM8
+void TIM8_UP_IRQHandler(void)
+{
+    /* enter interrupt */
+    rt_interrupt_enter();
+    HAL_TIM_IRQHandler(&stm32_hwtimer_obj[TIM8_INDEX].tim_handle);
+    /* leave interrupt */
+    rt_interrupt_leave();
+}
+#endif
 #ifdef BSP_USING_TIM11
 void TIM1_TRG_COM_TIM11_IRQHandler(void)
 {
@@ -682,6 +692,12 @@ void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
         rt_device_hwtimer_isr(&stm32_hwtimer_obj[TIM7_INDEX].time_device);
     }
 #endif
+#ifdef BSP_USING_TIM8
+    if (htim->Instance == TIM8)
+    {
+        rt_device_hwtimer_isr(&stm32_hwtimer_obj[TIM8_INDEX].time_device);
+    }
+#endif
 #ifdef BSP_USING_TIM11
     if (htim->Instance == TIM11)
     {
diff --git a/bsp/stm32/stm32g491-st-nucleo/board/CubeMX_Config/CubeMX_Config.ioc b/bsp/stm32/stm32g491-st-nucleo/board/CubeMX_Config/CubeMX_Config.ioc
index 497c03d7c3..187909850a 100644
--- a/bsp/stm32/stm32g491-st-nucleo/board/CubeMX_Config/CubeMX_Config.ioc
+++ b/bsp/stm32/stm32g491-st-nucleo/board/CubeMX_Config/CubeMX_Config.ioc
@@ -11,15 +11,16 @@ Mcu.CPN=STM32G491RET6
 Mcu.Family=STM32G4
 Mcu.IP0=IWDG
 Mcu.IP1=LPUART1
+Mcu.IP10=TIM17
 Mcu.IP2=NVIC
 Mcu.IP3=RCC
 Mcu.IP4=RTC
 Mcu.IP5=SYS
 Mcu.IP6=TIM7
-Mcu.IP7=TIM15
-Mcu.IP8=TIM16
-Mcu.IP9=TIM17
-Mcu.IPNb=10
+Mcu.IP7=TIM8
+Mcu.IP8=TIM15
+Mcu.IP9=TIM16
+Mcu.IPNb=11
 Mcu.Name=STM32G491R(C-E)Tx
 Mcu.Package=LQFP64
 Mcu.Pin0=PC13
@@ -30,9 +31,10 @@ Mcu.Pin12=VP_RTC_VS_RTC_Activate
 Mcu.Pin13=VP_SYS_VS_Systick
 Mcu.Pin14=VP_SYS_VS_DBSignals
 Mcu.Pin15=VP_TIM7_VS_ClockSourceINT
-Mcu.Pin16=VP_TIM15_VS_ClockSourceINT
-Mcu.Pin17=VP_TIM16_VS_ClockSourceINT
-Mcu.Pin18=VP_TIM17_VS_ClockSourceINT
+Mcu.Pin16=VP_TIM8_VS_ClockSourceINT
+Mcu.Pin17=VP_TIM15_VS_ClockSourceINT
+Mcu.Pin18=VP_TIM16_VS_ClockSourceINT
+Mcu.Pin19=VP_TIM17_VS_ClockSourceINT
 Mcu.Pin2=PC15-OSC32_OUT
 Mcu.Pin3=PF0-OSC_IN
 Mcu.Pin4=PF1-OSC_OUT
@@ -41,7 +43,7 @@ Mcu.Pin6=PA3
 Mcu.Pin7=PA5
 Mcu.Pin8=PA13
 Mcu.Pin9=PA14
-Mcu.PinsNb=19
+Mcu.PinsNb=20
 Mcu.ThirdPartyNb=0
 Mcu.UserConstants=
 Mcu.UserName=STM32G491RETx
@@ -187,6 +189,9 @@ RCC.VCOInputFreq_Value=4000000
 RCC.VCOOutputFreq_Value=340000000
 SH.GPXTI13.0=GPIO_EXTI13
 SH.GPXTI13.ConfNb=1
+TIM8.IPParameters=Prescaler,PeriodNoDither
+TIM8.PeriodNoDither=10625-1
+TIM8.Prescaler=16-1
 VP_IWDG_VS_IWDG.Mode=IWDG_Activate
 VP_IWDG_VS_IWDG.Signal=IWDG_VS_IWDG
 VP_RTC_VS_RTC_Activate.Mode=RTC_Enabled
@@ -203,5 +208,7 @@ VP_TIM17_VS_ClockSourceINT.Mode=Enable_Timer
 VP_TIM17_VS_ClockSourceINT.Signal=TIM17_VS_ClockSourceINT
 VP_TIM7_VS_ClockSourceINT.Mode=Enable_Timer
 VP_TIM7_VS_ClockSourceINT.Signal=TIM7_VS_ClockSourceINT
+VP_TIM8_VS_ClockSourceINT.Mode=Internal
+VP_TIM8_VS_ClockSourceINT.Signal=TIM8_VS_ClockSourceINT
 board=NUCLEO-G491RE
 boardIOC=true
diff --git a/bsp/stm32/stm32g491-st-nucleo/board/Kconfig b/bsp/stm32/stm32g491-st-nucleo/board/Kconfig
index 79793765ff..2681e8eb07 100644
--- a/bsp/stm32/stm32g491-st-nucleo/board/Kconfig
+++ b/bsp/stm32/stm32g491-st-nucleo/board/Kconfig
@@ -163,7 +163,9 @@ menu "On-chip Peripheral Drivers"
             config BSP_USING_TIM7
                 bool "Enable TIM7"
                 default n
-
+            config BSP_USING_TIM8
+                bool "Enable TIM8"
+                default n
             config BSP_USING_TIM15
                 bool "Enable TIM15"
                 default n
diff --git a/bsp/stm32/stm32g491-st-nucleo/board/board.c b/bsp/stm32/stm32g491-st-nucleo/board/board.c
index ecedd64035..c2eb22e33f 100644
--- a/bsp/stm32/stm32g491-st-nucleo/board/board.c
+++ b/bsp/stm32/stm32g491-st-nucleo/board/board.c
@@ -20,10 +20,17 @@ void SystemClock_Config(void)
   */
   HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1_BOOST);
 
+  /** Configure LSE Drive Capability
+  */
+  HAL_PWR_EnableBkUpAccess();
+  __HAL_RCC_LSEDRIVE_CONFIG(RCC_LSEDRIVE_LOW);
+
   /** Initializes the RCC Oscillators according to the specified parameters
   * in the RCC_OscInitTypeDef structure.
   */
-  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI|RCC_OSCILLATORTYPE_LSI;
+  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI|RCC_OSCILLATORTYPE_LSI
+                              |RCC_OSCILLATORTYPE_LSE;
+  RCC_OscInitStruct.LSEState = RCC_LSE_ON;
   RCC_OscInitStruct.HSIState = RCC_HSI_ON;
   RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
   RCC_OscInitStruct.LSIState = RCC_LSI_ON;