[bsp/stm32/stm32l496-ali-developert] add pm supported (#5391)

* [bsp/stm32/stm32l496-ali-developert] add lptimer config

* [bsp/stm32/stm32l496-ali-developert] add pm supported

bsp/stm32/stm32l496-ali-developer/board/CubeMX_Config/CubeMX_Config.ioc

@@ -14,21 +14,22 @@ LPUART1.WordLength=UART_WORDLENGTH_8B
 Mcu.Family=STM32L4
 Mcu.IP0=ADC1
 Mcu.IP1=IWDG
-Mcu.IP10=TIM3
-Mcu.IP11=TIM15
-Mcu.IP12=TIM16
-Mcu.IP13=TIM17
-Mcu.IP14=USART2
-Mcu.IP15=USART3
-Mcu.IP2=LPUART1
-Mcu.IP3=NVIC
-Mcu.IP4=RCC
-Mcu.IP5=RTC
-Mcu.IP6=SDMMC1
-Mcu.IP7=SPI1
-Mcu.IP8=SPI2
-Mcu.IP9=SYS
-Mcu.IPNb=16
+Mcu.IP10=SYS
+Mcu.IP11=TIM3
+Mcu.IP12=TIM15
+Mcu.IP13=TIM16
+Mcu.IP14=TIM17
+Mcu.IP15=USART2
+Mcu.IP16=USART3
+Mcu.IP2=LPTIM1
+Mcu.IP3=LPUART1
+Mcu.IP4=NVIC
+Mcu.IP5=RCC
+Mcu.IP6=RTC
+Mcu.IP7=SDMMC1
+Mcu.IP8=SPI1
+Mcu.IP9=SPI2
+Mcu.IPNb=17
 Mcu.Name=STM32L496V(E-G)Tx
 Mcu.Package=LQFP100
 Mcu.Pin0=PE4
@@ -55,33 +56,35 @@ Mcu.Pin27=PD2
 Mcu.Pin28=PD3
 Mcu.Pin29=VP_IWDG_VS_IWDG
 Mcu.Pin3=PC14-OSC32_IN (PC14)
-Mcu.Pin30=VP_RTC_VS_RTC_Activate
-Mcu.Pin31=VP_SYS_VS_Systick
-Mcu.Pin32=VP_TIM15_VS_ClockSourceINT
-Mcu.Pin33=VP_TIM16_VS_ClockSourceINT
-Mcu.Pin34=VP_TIM17_VS_ClockSourceINT
+Mcu.Pin30=VP_LPTIM1_VS_LPTIM_counterModeInternalClock
+Mcu.Pin31=VP_RTC_VS_RTC_Activate
+Mcu.Pin32=VP_SYS_VS_Systick
+Mcu.Pin33=VP_TIM15_VS_ClockSourceINT
+Mcu.Pin34=VP_TIM16_VS_ClockSourceINT
+Mcu.Pin35=VP_TIM17_VS_ClockSourceINT
 Mcu.Pin4=PC15-OSC32_OUT (PC15)
 Mcu.Pin5=PH0-OSC_IN (PH0)
 Mcu.Pin6=PH1-OSC_OUT (PH1)
 Mcu.Pin7=PC1
 Mcu.Pin8=PC2
 Mcu.Pin9=PC3
-Mcu.PinsNb=35
+Mcu.PinsNb=36
 Mcu.ThirdPartyNb=0
 Mcu.UserConstants=
 Mcu.UserName=STM32L496VGTx
 MxCube.Version=5.0.1
 MxDb.Version=DB.5.0.1
-NVIC.BusFault_IRQn=true\:0\:0\:false\:false\:true\:false
-NVIC.DebugMonitor_IRQn=true\:0\:0\:false\:false\:true\:false
-NVIC.HardFault_IRQn=true\:0\:0\:false\:false\:true\:false
-NVIC.MemoryManagement_IRQn=true\:0\:0\:false\:false\:true\:false
-NVIC.NonMaskableInt_IRQn=true\:0\:0\:false\:false\:true\:false
-NVIC.PendSV_IRQn=true\:0\:0\:false\:false\:true\:false
+NVIC.BusFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false
+NVIC.DebugMonitor_IRQn=true\:0\:0\:false\:false\:true\:false\:false
+NVIC.ForceEnableDMAVector=true
+NVIC.HardFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false
+NVIC.MemoryManagement_IRQn=true\:0\:0\:false\:false\:true\:false\:false
+NVIC.NonMaskableInt_IRQn=true\:0\:0\:false\:false\:true\:false\:false
+NVIC.PendSV_IRQn=true\:0\:0\:false\:false\:true\:false\:false
 NVIC.PriorityGroup=NVIC_PRIORITYGROUP_4
-NVIC.SVCall_IRQn=true\:0\:0\:false\:false\:true\:false
-NVIC.SysTick_IRQn=true\:0\:0\:false\:false\:true\:false
-NVIC.UsageFault_IRQn=true\:0\:0\:false\:false\:true\:false
+NVIC.SVCall_IRQn=true\:0\:0\:false\:false\:true\:false\:false
+NVIC.SysTick_IRQn=true\:0\:0\:false\:false\:true\:false\:true
+NVIC.UsageFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false
 PA13\ (JTMS/SWDIO).Mode=Serial_Wire
 PA13\ (JTMS/SWDIO).Signal=SYS_JTMS-SWDIO
 PA14\ (JTCK/SWCLK).Mode=Serial_Wire
@@ -104,16 +107,16 @@ PA7.Signal=SPI1_MOSI
 PA9.Locked=true
 PA9.Mode=Full_Duplex_Master
 PA9.Signal=SPI2_SCK
-PB10.Locked=true
 PB10.GPIOParameters=GPIO_PuPd
 PB10.GPIO_PuPd=GPIO_PULLUP
+PB10.Locked=true
 PB10.Mode=Asynchronous
 PB10.Signal=LPUART1_RX
+PB11.GPIOParameters=GPIO_PuPd
+PB11.GPIO_PuPd=GPIO_PULLUP
 PB11.Locked=true
 PB11.Mode=Asynchronous
 PB11.Signal=LPUART1_TX
-PB11.GPIOParameters=GPIO_PuPd
-PB11.GPIO_PuPd=GPIO_PULLUP
 PC1.Mode=Full_Duplex_Master
 PC1.Signal=SPI2_MOSI
 PC10.Mode=SD_4_bits_Wide_bus
@@ -138,14 +141,6 @@ PC8.Mode=SD_4_bits_Wide_bus
 PC8.Signal=SDMMC1_D0
 PC9.Mode=SD_4_bits_Wide_bus
 PC9.Signal=SDMMC1_D1
-PCC.Checker=true
-PCC.Line=STM32L4x6
-PCC.MCU=STM32L496V(E-G)Tx
-PCC.PartNumber=STM32L496VGTx
-PCC.Seq0=0
-PCC.Series=STM32L4
-PCC.Temperature=25
-PCC.Vdd=null
 PD2.Mode=SD_4_bits_Wide_bus
 PD2.Signal=SDMMC1_CMD
 PD3.Locked=true
@@ -184,6 +179,7 @@ ProjectManager.PreviousToolchain=
 ProjectManager.ProjectBuild=false
 ProjectManager.ProjectFileName=CubeMX_Config.ioc
 ProjectManager.ProjectName=CubeMX_Config
+ProjectManager.RegisterCallBack=
 ProjectManager.StackSize=0x400
 ProjectManager.TargetToolchain=MDK-ARM V5
 ProjectManager.ToolChainLocation=
@@ -277,6 +273,8 @@ USART3.IPParameters=VirtualMode-Asynchronous
 USART3.VirtualMode-Asynchronous=VM_ASYNC
 VP_IWDG_VS_IWDG.Mode=IWDG_Activate
 VP_IWDG_VS_IWDG.Signal=IWDG_VS_IWDG
+VP_LPTIM1_VS_LPTIM_counterModeInternalClock.Mode=Counts__internal_clock_event_00
+VP_LPTIM1_VS_LPTIM_counterModeInternalClock.Signal=LPTIM1_VS_LPTIM_counterModeInternalClock
 VP_RTC_VS_RTC_Activate.Mode=RTC_Enabled
 VP_RTC_VS_RTC_Activate.Signal=RTC_VS_RTC_Activate
 VP_SYS_VS_Systick.Mode=SysTick

bsp/stm32/stm32l496-ali-developer/board/CubeMX_Config/Inc/stm32l4xx_hal_conf.h

@@ -1,11 +1,11 @@
 /**
   ******************************************************************************
   * @file    stm32l4xx_hal_conf.h
-  * @brief   HAL configuration file.             
+  * @brief   HAL configuration file.
   ******************************************************************************
   * @attention
   *
-  * <h2><center>&copy; COPYRIGHT(c) 2019 STMicroelectronics</center></h2>
+  * <h2><center>&copy; COPYRIGHT(c) 2021 STMicroelectronics</center></h2>
   *
   * Redistribution and use in source and binary forms, with or without modification,
   * are permitted provided that the following conditions are met:
@@ -30,7 +30,7 @@
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   *
   ******************************************************************************
-  */ 
+  */
 
 /* Define to prevent recursive inclusion -------------------------------------*/
 #ifndef __STM32L4xx_HAL_CONF_H
@@ -45,10 +45,10 @@
 
 /* ########################## Module Selection ############################## */
 /**
-  * @brief This is the list of modules to be used in the HAL driver 
+  * @brief This is the list of modules to be used in the HAL driver
   */
 
-#define HAL_MODULE_ENABLED  
+#define HAL_MODULE_ENABLED
 #define HAL_ADC_MODULE_ENABLED
 /*#define HAL_CRYP_MODULE_ENABLED   */
 /*#define HAL_CAN_MODULE_ENABLED   */
@@ -69,7 +69,7 @@
 #define HAL_IWDG_MODULE_ENABLED
 /*#define HAL_LTDC_MODULE_ENABLED   */
 /*#define HAL_LCD_MODULE_ENABLED   */
-/*#define HAL_LPTIM_MODULE_ENABLED   */
+#define HAL_LPTIM_MODULE_ENABLED
 /*#define HAL_NAND_MODULE_ENABLED   */
 /*#define HAL_NOR_MODULE_ENABLED   */
 /*#define HAL_OPAMP_MODULE_ENABLED   */
@@ -105,9 +105,9 @@
 /**
   * @brief Adjust the value of External High Speed oscillator (HSE) used in your application.
   *        This value is used by the RCC HAL module to compute the system frequency
-  *        (when HSE is used as system clock source, directly or through the PLL).  
+  *        (when HSE is used as system clock source, directly or through the PLL).
   */
-#if !defined  (HSE_VALUE) 
+#if !defined  (HSE_VALUE)
   #define HSE_VALUE    ((uint32_t)8000000U) /*!< Value of the External oscillator in Hz */
 #endif /* HSE_VALUE */
 
@@ -125,7 +125,7 @@
 /**
   * @brief Internal High Speed oscillator (HSI) value.
   *        This value is used by the RCC HAL module to compute the system frequency
-  *        (when HSI is used as system clock source, directly or through the PLL). 
+  *        (when HSI is used as system clock source, directly or through the PLL).
   */
 #if !defined  (HSI_VALUE)
   #define HSI_VALUE    ((uint32_t)16000000U) /*!< Value of the Internal oscillator in Hz*/
@@ -138,7 +138,7 @@
   *        When the CRS is not used, the HSI48 RC oscillator runs on it default frequency
   *        which is subject to manufacturing process variations.
   */
-#if !defined  (HSI48_VALUE) 
+#if !defined  (HSI48_VALUE)
  #define HSI48_VALUE   ((uint32_t)48000000U) /*!< Value of the Internal High Speed oscillator for USB FS/SDMMC/RNG in Hz.
                                               The real value my vary depending on manufacturing process variations.*/
 #endif /* HSI48_VALUE */
@@ -146,7 +146,7 @@
 /**
   * @brief Internal Low Speed oscillator (LSI) value.
   */
-#if !defined  (LSI_VALUE) 
+#if !defined  (LSI_VALUE)
  #define LSI_VALUE  ((uint32_t)32000U)       /*!< LSI Typical Value in Hz*/
 #endif /* LSI_VALUE */                      /*!< Value of the Internal Low Speed oscillator in Hz
                                              The real value may vary depending on the variations
@@ -166,7 +166,7 @@
 
 /**
   * @brief External clock source for SAI1 peripheral
-  *        This value is used by the RCC HAL module to compute the SAI1 & SAI2 clock source 
+  *        This value is used by the RCC HAL module to compute the SAI1 & SAI2 clock source
   *        frequency.
   */
 #if !defined  (EXTERNAL_SAI1_CLOCK_VALUE)
@@ -175,7 +175,7 @@
 
 /**
   * @brief External clock source for SAI2 peripheral
-  *        This value is used by the RCC HAL module to compute the SAI1 & SAI2 clock source 
+  *        This value is used by the RCC HAL module to compute the SAI1 & SAI2 clock source
   *        frequency.
   */
 #if !defined  (EXTERNAL_SAI2_CLOCK_VALUE)
@@ -188,18 +188,18 @@
 /* ########################### System Configuration ######################### */
 /**
   * @brief This is the HAL system configuration section
-  */     
-  
-#define  VDD_VALUE					  ((uint32_t)3300U) /*!< Value of VDD in mv */           
-#define  TICK_INT_PRIORITY            ((uint32_t)0U)    /*!< tick interrupt priority */            
-#define  USE_RTOS                     0U     
+  */
+
+#define  VDD_VALUE					  ((uint32_t)3300U) /*!< Value of VDD in mv */
+#define  TICK_INT_PRIORITY            ((uint32_t)0U)    /*!< tick interrupt priority */
+#define  USE_RTOS                     0U
 #define  PREFETCH_ENABLE              0U
 #define  INSTRUCTION_CACHE_ENABLE     1U
 #define  DATA_CACHE_ENABLE            1U
 
 /* ########################## Assert Selection ############################## */
 /**
-  * @brief Uncomment the line below to expanse the "assert_param" macro in the 
+  * @brief Uncomment the line below to expanse the "assert_param" macro in the
   *        HAL drivers code
   */
 /* #define USE_FULL_ASSERT    1U */

bsp/stm32/stm32l496-ali-developer/board/CubeMX_Config/Inc/stm32l4xx_it.h

@@ -39,7 +39,7 @@
 
 #ifdef __cplusplus
  extern "C" {
-#endif 
+#endif
 
 /* Private includes ----------------------------------------------------------*/
 /* USER CODE BEGIN Includes */

bsp/stm32/stm32l496-ali-developer/board/CubeMX_Config/Src/main.c

@@ -66,6 +66,8 @@ ADC_HandleTypeDef hadc1;
 
 IWDG_HandleTypeDef hiwdg;
 
+LPTIM_HandleTypeDef hlptim1;
+
 UART_HandleTypeDef hlpuart1;
 UART_HandleTypeDef huart2;
 UART_HandleTypeDef huart3;
@@ -102,6 +104,7 @@ static void MX_IWDG_Init(void);
 static void MX_TIM3_Init(void);
 static void MX_ADC1_Init(void);
 static void MX_SPI2_Init(void);
+static void MX_LPTIM1_Init(void);
 /* USER CODE BEGIN PFP */
 
 /* USER CODE END PFP */
@@ -152,6 +155,7 @@ int main(void)
   MX_TIM3_Init();
   MX_ADC1_Init();
   MX_SPI2_Init();
+  MX_LPTIM1_Init();
   /* USER CODE BEGIN 2 */
 
   /* USER CODE END 2 */
@@ -177,11 +181,11 @@ void SystemClock_Config(void)
   RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
   RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
 
-  /**Configure LSE Drive Capability 
+  /**Configure LSE Drive Capability
   */
   HAL_PWR_EnableBkUpAccess();
   __HAL_RCC_LSEDRIVE_CONFIG(RCC_LSEDRIVE_LOW);
-  /**Initializes the CPU, AHB and APB busses clocks 
+  /**Initializes the CPU, AHB and APB busses clocks
   */
   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI|RCC_OSCILLATORTYPE_LSE
                               |RCC_OSCILLATORTYPE_MSI;
@@ -201,7 +205,7 @@ void SystemClock_Config(void)
   {
     Error_Handler();
   }
-  /**Initializes the CPU, AHB and APB busses clocks 
+  /**Initializes the CPU, AHB and APB busses clocks
   */
   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
                               |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
@@ -216,10 +220,12 @@ void SystemClock_Config(void)
   }
   PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_RTC|RCC_PERIPHCLK_USART2
                               |RCC_PERIPHCLK_USART3|RCC_PERIPHCLK_LPUART1
-                              |RCC_PERIPHCLK_SDMMC1|RCC_PERIPHCLK_ADC;
+                              |RCC_PERIPHCLK_LPTIM1|RCC_PERIPHCLK_SDMMC1
+                              |RCC_PERIPHCLK_ADC;
   PeriphClkInit.Usart2ClockSelection = RCC_USART2CLKSOURCE_PCLK1;
   PeriphClkInit.Usart3ClockSelection = RCC_USART3CLKSOURCE_PCLK1;
   PeriphClkInit.Lpuart1ClockSelection = RCC_LPUART1CLKSOURCE_PCLK1;
+  PeriphClkInit.Lptim1ClockSelection = RCC_LPTIM1CLKSOURCE_PCLK;
   PeriphClkInit.AdcClockSelection = RCC_ADCCLKSOURCE_PLLSAI1;
   PeriphClkInit.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
   PeriphClkInit.Sdmmc1ClockSelection = RCC_SDMMC1CLKSOURCE_PLLSAI1;
@@ -234,7 +240,7 @@ void SystemClock_Config(void)
   {
     Error_Handler();
   }
-  /**Configure the main internal regulator output voltage 
+  /**Configure the main internal regulator output voltage
   */
   if (HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1) != HAL_OK)
   {
@@ -260,7 +266,7 @@ static void MX_ADC1_Init(void)
   /* USER CODE BEGIN ADC1_Init 1 */
 
   /* USER CODE END ADC1_Init 1 */
-  /**Common config 
+  /**Common config
   */
   hadc1.Instance = ADC1;
   hadc1.Init.ClockPrescaler = ADC_CLOCK_ASYNC_DIV1;
@@ -281,14 +287,14 @@ static void MX_ADC1_Init(void)
   {
     Error_Handler();
   }
-  /**Configure the ADC multi-mode 
+  /**Configure the ADC multi-mode
   */
   multimode.Mode = ADC_MODE_INDEPENDENT;
   if (HAL_ADCEx_MultiModeConfigChannel(&hadc1, &multimode) != HAL_OK)
   {
     Error_Handler();
   }
-  /**Configure Regular Channel 
+  /**Configure Regular Channel
   */
   sConfig.Channel = ADC_CHANNEL_3;
   sConfig.Rank = ADC_REGULAR_RANK_1;
@@ -335,6 +341,40 @@ static void MX_IWDG_Init(void)
 
 }
 
+/**
+  * @brief LPTIM1 Initialization Function
+  * @param None
+  * @retval None
+  */
+static void MX_LPTIM1_Init(void)
+{
+
+  /* USER CODE BEGIN LPTIM1_Init 0 */
+
+  /* USER CODE END LPTIM1_Init 0 */
+
+  /* USER CODE BEGIN LPTIM1_Init 1 */
+
+  /* USER CODE END LPTIM1_Init 1 */
+  hlptim1.Instance = LPTIM1;
+  hlptim1.Init.Clock.Source = LPTIM_CLOCKSOURCE_APBCLOCK_LPOSC;
+  hlptim1.Init.Clock.Prescaler = LPTIM_PRESCALER_DIV1;
+  hlptim1.Init.Trigger.Source = LPTIM_TRIGSOURCE_SOFTWARE;
+  hlptim1.Init.OutputPolarity = LPTIM_OUTPUTPOLARITY_HIGH;
+  hlptim1.Init.UpdateMode = LPTIM_UPDATE_IMMEDIATE;
+  hlptim1.Init.CounterSource = LPTIM_COUNTERSOURCE_INTERNAL;
+  hlptim1.Init.Input1Source = LPTIM_INPUT1SOURCE_GPIO;
+  hlptim1.Init.Input2Source = LPTIM_INPUT2SOURCE_GPIO;
+  if (HAL_LPTIM_Init(&hlptim1) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  /* USER CODE BEGIN LPTIM1_Init 2 */
+
+  /* USER CODE END LPTIM1_Init 2 */
+
+}
+
 /**
   * @brief LPUART1 Initialization Function
   * @param None
@@ -454,7 +494,7 @@ static void MX_RTC_Init(void)
   /* USER CODE BEGIN RTC_Init 1 */
 
   /* USER CODE END RTC_Init 1 */
-  /**Initialize RTC Only 
+  /**Initialize RTC Only
   */
   hrtc.Instance = RTC;
   hrtc.Init.HourFormat = RTC_HOURFORMAT_24;
@@ -800,7 +840,7 @@ void Error_Handler(void)
   * @retval None
   */
 void assert_failed(char *file, uint32_t line)
-{ 
+{
   /* USER CODE BEGIN 6 */
   /* User can add his own implementation to report the file name and line number,
      tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */

bsp/stm32/stm32l496-ali-developer/board/CubeMX_Config/Src/stm32l4xx_hal_msp.c

@@ -165,6 +165,53 @@ void HAL_ADC_MspDeInit(ADC_HandleTypeDef* hadc)
 
 }
 
+/**
+* @brief LPTIM MSP Initialization
+* This function configures the hardware resources used in this example
+* @param hlptim: LPTIM handle pointer
+* @retval None
+*/
+void HAL_LPTIM_MspInit(LPTIM_HandleTypeDef* hlptim)
+{
+
+  if(hlptim->Instance==LPTIM1)
+  {
+  /* USER CODE BEGIN LPTIM1_MspInit 0 */
+
+  /* USER CODE END LPTIM1_MspInit 0 */
+    /* Peripheral clock enable */
+    __HAL_RCC_LPTIM1_CLK_ENABLE();
+  /* USER CODE BEGIN LPTIM1_MspInit 1 */
+
+  /* USER CODE END LPTIM1_MspInit 1 */
+  }
+
+}
+
+/**
+* @brief LPTIM MSP De-Initialization
+* This function freeze the hardware resources used in this example
+* @param hlptim: LPTIM handle pointer
+* @retval None
+*/
+
+void HAL_LPTIM_MspDeInit(LPTIM_HandleTypeDef* hlptim)
+{
+
+  if(hlptim->Instance==LPTIM1)
+  {
+  /* USER CODE BEGIN LPTIM1_MspDeInit 0 */
+
+  /* USER CODE END LPTIM1_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_LPTIM1_CLK_DISABLE();
+  /* USER CODE BEGIN LPTIM1_MspDeInit 1 */
+
+  /* USER CODE END LPTIM1_MspDeInit 1 */
+  }
+
+}
+
 /**
 * @brief UART MSP Initialization
 * This function configures the hardware resources used in this example
@@ -238,7 +285,7 @@ void HAL_UART_MspInit(UART_HandleTypeDef* huart)
     */
     GPIO_InitStruct.Pin = GPIO_PIN_4|GPIO_PIN_5;
     GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
-    GPIO_InitStruct.Pull = GPIO_PULLUP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
     GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
     GPIO_InitStruct.Alternate = GPIO_AF7_USART3;
     HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);

bsp/stm32/stm32l496-ali-developer/board/CubeMX_Config/Src/stm32l4xx_it.c

@@ -76,7 +76,7 @@
 /* USER CODE END EV */
 
 /******************************************************************************/
-/*           Cortex-M4 Processor Interruption and Exception Handlers          */ 
+/*           Cortex-M4 Processor Interruption and Exception Handlers          */
 /******************************************************************************/
 /**
   * @brief This function handles Non maskable interrupt.

bsp/stm32/stm32l496-ali-developer/board/board.c

@@ -80,3 +80,202 @@ void SystemClock_Config(void)
     Error_Handler();
   }
 }
+
+
+#ifdef RT_USING_PM
+
+void SystemClock_MSI_ON(void)
+{
+    RCC_OscInitTypeDef RCC_OscInitStruct   = {0};
+    RCC_ClkInitTypeDef RCC_ClkInitStruct   = {0};
+
+    /* Initializes the CPU, AHB and APB busses clocks */
+    RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_MSI;
+    RCC_OscInitStruct.MSIState = RCC_MSI_ON;
+    if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
+    {
+        RT_ASSERT(0);
+    }
+
+    RCC_ClkInitStruct.ClockType       = RCC_CLOCKTYPE_SYSCLK;
+    RCC_ClkInitStruct.SYSCLKSource    = RCC_SYSCLKSOURCE_MSI;
+    if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
+    {
+        Error_Handler();
+    }
+}
+
+void SystemClock_MSI_OFF(void)
+{
+    RCC_OscInitTypeDef RCC_OscInitStruct = {0};
+
+    RCC_OscInitStruct.OscillatorType  = RCC_OSCILLATORTYPE_MSI;
+    RCC_OscInitStruct.HSIState        = RCC_MSI_OFF;
+    RCC_OscInitStruct.PLL.PLLState    = RCC_PLL_NONE;  /* No update on PLL */
+    if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
+    {
+        Error_Handler();
+    }
+}
+
+void SystemClock_80M(void)
+{
+    RCC_OscInitTypeDef RCC_OscInitStruct;
+    RCC_ClkInitTypeDef RCC_ClkInitStruct;
+
+    /**Initializes the CPU, AHB and APB busses clocks */
+    RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
+    RCC_OscInitStruct.HSEState = RCC_HSE_ON;
+    RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
+    RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
+    RCC_OscInitStruct.PLL.PLLM = 1;
+    RCC_OscInitStruct.PLL.PLLN = 20;
+    RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV7;
+    RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV2;
+    RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV2;
+    if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
+    {
+        Error_Handler();
+    }
+
+    /**Initializes the CPU, AHB and APB busses clocks
+    */
+    RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
+                                  | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
+    RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
+    RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
+    RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
+    RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
+
+    if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4) != HAL_OK)
+    {
+        Error_Handler();
+    }
+}
+
+void SystemClock_Config_fromSTOP(void)
+{
+  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
+  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
+  uint32_t pFLatency = 0;
+
+  /* Get the Oscillators & PLL configuration according to the internal RCC registers */
+  HAL_RCC_GetOscConfig(&RCC_OscInitStruct);
+
+  /* Wake up on HSI, re-enable MSI and PLL with MSI as source */
+  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_MSI;
+  RCC_OscInitStruct.MSIState = RCC_MSI_ON;
+  RCC_OscInitStruct.MSIClockRange = RCC_MSIRANGE_6;
+  RCC_OscInitStruct.MSICalibrationValue = RCC_MSICALIBRATION_DEFAULT;
+  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
+  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_MSI;
+  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+  /* Get the Clocks configuration according to the internal RCC registers */
+  HAL_RCC_GetClockConfig(&RCC_ClkInitStruct, &pFLatency);
+
+  /* Select PLL as system clock source */
+  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_SYSCLK;
+  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
+  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, pFLatency) != HAL_OK)
+  {
+    Error_Handler();
+  }
+}
+
+void SystemClock_24M(void)
+{
+    RCC_OscInitTypeDef RCC_OscInitStruct;
+    RCC_ClkInitTypeDef RCC_ClkInitStruct;
+
+    /** Initializes the CPU, AHB and APB busses clocks */
+    RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
+    RCC_OscInitStruct.HSEState = RCC_HSE_ON;
+    RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
+    RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
+    RCC_OscInitStruct.PLL.PLLM = 1;
+    RCC_OscInitStruct.PLL.PLLN = 12;
+    RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV7;
+    RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV2;
+    RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV4;
+    if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
+    {
+        Error_Handler();
+    }
+    /** Initializes the CPU, AHB and APB busses clocks */
+    RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
+                                  | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
+    RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
+    RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
+    RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
+    RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
+    if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
+    {
+        Error_Handler();
+    }
+}
+
+void SystemClock_2M(void)
+{
+    RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
+    RCC_OscInitTypeDef RCC_OscInitStruct = {0};
+
+    /* MSI is enabled after System reset, update MSI to 2Mhz (RCC_MSIRANGE_5) */
+    RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_MSI;
+    RCC_OscInitStruct.MSIState = RCC_MSI_ON;
+    RCC_OscInitStruct.MSIClockRange = RCC_MSIRANGE_5;
+    RCC_OscInitStruct.MSICalibrationValue = RCC_MSICALIBRATION_DEFAULT;
+    RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
+    if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
+    {
+        /* Initialization Error */
+        Error_Handler();
+    }
+
+    /* Select MSI as system clock source and configure the HCLK, PCLK1 and PCLK2
+       clocks dividers */
+    RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_SYSCLK;
+    RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_MSI;
+    RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
+    RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
+    RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
+    if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0) != HAL_OK)
+    {
+        /* Initialization Error */
+        Error_Handler();
+    }
+}
+
+/**
+  * @brief  Configures system clock after wake-up from STOP: enable HSI, PLL
+  *         and select PLL as system clock source.
+  * @param  None
+  * @retval None
+  */
+void SystemClock_ReConfig(uint8_t mode)
+{
+    SystemClock_MSI_ON();
+
+    switch (mode)
+    {
+    case PM_RUN_MODE_HIGH_SPEED:
+    case PM_RUN_MODE_NORMAL_SPEED:
+        SystemClock_80M();
+        break;
+    case PM_RUN_MODE_MEDIUM_SPEED:
+        SystemClock_24M();
+        break;
+    case PM_RUN_MODE_LOW_SPEED:
+        SystemClock_2M();
+        break;
+    default:
+        break;
+    }
+
+    // SystemClock_MSI_OFF();
+}
+
+#endif

bsp/stm32/stm32l496-ali-developer/board/board.h

@@ -54,6 +54,17 @@ extern int __bss_end;
 
 void SystemClock_Config(void);
 
+#ifdef RT_USING_PM
+void SystemClock_Config(void);
+void SystemClock_MSI_ON(void);
+void SystemClock_MSI_OFF(void);
+void SystemClock_80M(void);
+void SystemClock_24M(void);
+void SystemClock_2M(void);
+void SystemClock_ReConfig(uint8_t mode);
+void SystemClock_Config_fromSTOP(void);
+#endif
+
 #ifdef __cplusplus
 }
 #endif