402 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			402 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /**
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|   ******************************************************************************
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|   * @file    stm32h7xx_ll_utils.h
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|   * @author  MCD Application Team
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|   * @brief   Header file of UTILS LL module.
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|   ******************************************************************************
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|   * @attention
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|   * Copyright (c) 2017 STMicroelectronics.
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|   * All rights reserved.
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|   *
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|   * This software is licensed under terms that can be found in the LICENSE file in
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|   * the root directory of this software component.
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|   * If no LICENSE file comes with this software, it is provided AS-IS.
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|   *
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|   ******************************************************************************
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|   @verbatim
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|   ==============================================================================
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|                      ##### How to use this driver #####
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|   ==============================================================================
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|     [..]
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|     The LL UTILS driver contains a set of generic APIs that can be
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|     used by user:
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|       (+) Device electronic signature
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|       (+) Timing functions
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|       (+) PLL configuration functions
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| 
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|   @endverbatim
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|   ******************************************************************************
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|   */
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| 
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| /* Define to prevent recursive inclusion -------------------------------------*/
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| #ifndef STM32H7xx_LL_UTILS_H
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| #define STM32H7xx_LL_UTILS_H
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| 
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| #ifdef __cplusplus
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| extern "C" {
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| #endif
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| 
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| /* Includes ------------------------------------------------------------------*/
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| #include "stm32h7xx.h"
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| #include "stm32h7xx_ll_system.h"
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| #include "stm32h7xx_ll_bus.h"
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| 
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| /** @addtogroup STM32H7xx_LL_Driver
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|   * @{
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|   */
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| 
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| /** @defgroup UTILS_LL UTILS
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|   * @{
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|   */
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| 
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| /* Private types -------------------------------------------------------------*/
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| /* Private variables ---------------------------------------------------------*/
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| 
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| /* Private constants ---------------------------------------------------------*/
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| /** @defgroup UTILS_LL_Private_Constants UTILS Private Constants
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|   * @{
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|   */
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| 
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| /* Max delay can be used in LL_mDelay */
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| #define LL_MAX_DELAY                  0xFFFFFFFFU
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| 
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| /**
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|  * @brief Unique device ID register base address
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|  */
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| #define UID_BASE_ADDRESS              UID_BASE
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| 
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| /**
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|  * @brief Flash size data register base address
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|  */
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| #define FLASHSIZE_BASE_ADDRESS        FLASHSIZE_BASE
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| 
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| /**
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|  * @brief Package data register base address
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|  */
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| #define PACKAGE_BASE_ADDRESS          PACKAGE_BASE
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| 
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| /**
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|   * @}
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|   */
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| 
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| /* Private macros ------------------------------------------------------------*/
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| /** @defgroup UTILS_LL_Private_Macros UTILS Private Macros
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|   * @{
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|   */
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| /**
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|   * @}
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|   */
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| /* Exported types ------------------------------------------------------------*/
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| /** @defgroup UTILS_LL_ES_INIT UTILS Exported structures
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|   * @{
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|   */
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| /**
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|   * @brief  UTILS PLL structure definition
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|   */
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| typedef struct
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| {
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|   uint32_t PLLM;   /*!< Division factor for PLL VCO input clock.
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|                         This parameter must be a number between Min_Data = 0 and Max_Data = 63
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| 
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|                         This feature can be modified afterwards using unitary function
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|                         @ref LL_RCC_PLL1_SetM(). */
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| 
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|   uint32_t PLLN;   /*!< Multiplication factor for PLL VCO output clock.
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|                         This parameter must be a number between Min_Data = 4 and Max_Data = 512
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| 
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|                         This feature can be modified afterwards using unitary function
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|                         @ref LL_RCC_PLL1_SetN(). */
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| 
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|   uint32_t PLLP;   /*!< Division for the main system clock.
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|                         This parameter must be a number between Min_Data = 2 and Max_Data = 128
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|                           odd division factors are not allowed
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| 
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|                         This feature can be modified afterwards using unitary function
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|                         @ref LL_RCC_PLL1_SetP(). */
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| 
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|   uint32_t FRACN;  /*!< Fractional part of the multiplication factor for PLL VCO.
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|                         This parameter can be a value between 0 and 8191
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| 
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|                         This feature can be modified afterwards using unitary function
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|                         @ref LL_RCC_PLL1_SetFRACN(). */
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| 
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|   uint32_t VCO_Input;  /*!< PLL clock Input range.
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|                         This parameter can be a value of @ref RCC_LL_EC_PLLINPUTRANGE
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| 
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|                         This feature can be modified afterwards using unitary function
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|                         @ref LL_RCC_PLL1_SetVCOInputRange(). */
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| 
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|   uint32_t VCO_Output;  /*!< PLL clock Output range.
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|                         This parameter can be a value of @ref RCC_LL_EC_PLLVCORANGE
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| 
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|                       This feature can be modified afterwards using unitary function
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|                       @ref LL_RCC_PLL1_SetVCOOutputRange(). */
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| 
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| } LL_UTILS_PLLInitTypeDef;
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| 
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| /**
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|   * @brief  UTILS System, AHB and APB buses clock configuration structure definition
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|   */
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| typedef struct
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| {
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|   uint32_t SYSCLKDivider;         /*!< The System clock (SYSCLK) divider. This clock is derived from the PLL output.
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|                                      This parameter can be a value of @ref RCC_LL_EC_SYSCLK_DIV
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| 
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|                                      This feature can be modified afterwards using unitary function
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|                                      @ref LL_RCC_SetSysPrescaler(). */
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| 
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|   uint32_t AHBCLKDivider;         /*!< The AHB clock (HCLK) divider. This clock is derived from the system clock (SYSCLK).
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|                                        This parameter can be a value of @ref RCC_LL_EC_AHB_DIV
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| 
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|                                        This feature can be modified afterwards using unitary function
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|                                        @ref LL_RCC_SetAHBPrescaler(). */
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| 
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|   uint32_t APB1CLKDivider;        /*!< The APB1 clock (PCLK1) divider. This clock is derived from the AHB clock (HCLK).
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|                                        This parameter can be a value of @ref RCC_LL_EC_APB1_DIV
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| 
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|                                        This feature can be modified afterwards using unitary function
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|                                        @ref LL_RCC_SetAPB1Prescaler(). */
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| 
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|   uint32_t APB2CLKDivider;        /*!< The APB2 clock (PCLK2) divider. This clock is derived from the AHB clock (HCLK).
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|                                        This parameter can be a value of @ref RCC_LL_EC_APB2_DIV
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| 
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|                                        This feature can be modified afterwards using unitary function
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|                                        @ref LL_RCC_SetAPB2Prescaler(). */
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| 
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|   uint32_t APB3CLKDivider;        /*!< The APB2 clock (PCLK3) divider. This clock is derived from the AHB clock (HCLK).
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|                                        This parameter can be a value of @ref RCC_LL_EC_APB3_DIV
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| 
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|                                        This feature can be modified afterwards using unitary function
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|                                        @ref LL_RCC_SetAPB3Prescaler(). */
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| 
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|   uint32_t APB4CLKDivider;        /*!< The APB4 clock (PCLK4) divider. This clock is derived from the AHB clock (HCLK).
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|                                        This parameter can be a value of @ref RCC_LL_EC_APB4_DIV
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| 
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|                                        This feature can be modified afterwards using unitary function
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|                                        @ref LL_RCC_SetAPB4Prescaler(). */
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| 
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| } LL_UTILS_ClkInitTypeDef;
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| 
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| /**
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|   * @}
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|   */
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| 
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| /* Exported constants --------------------------------------------------------*/
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| /** @defgroup UTILS_LL_Exported_Constants UTILS Exported Constants
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|   * @{
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|   */
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| 
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| /** @defgroup UTILS_EC_HSE_BYPASS HSE Bypass activation
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|   * @{
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|   */
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| #define LL_UTILS_HSEBYPASS_OFF        0x00000000U       /*!< HSE Bypass is not enabled                */
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| #define LL_UTILS_HSEBYPASS_ON         0x00000001U       /*!< HSE Bypass is enabled                    */
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup UTILS_EC_PACKAGETYPE PACKAGE TYPE
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|   * @{
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|   */
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| #if (STM32H7_DEV_ID == 0x450UL)
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| #define LL_UTILS_PACKAGETYPE_LQFP100            LL_SYSCFG_LQFP100_PACKAGE          /*!< LQFP100 package type             */
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| #define LL_UTILS_PACKAGETYPE_TQFP144            LL_SYSCFG_TQFP144_PACKAGE          /*!< TQFP144 package type             */
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| #define LL_UTILS_PACKAGETYPE_TQFP176_UFBGA176   LL_SYSCFG_TQFP176_UFBGA176_PACKAGE /*!< TQFP176 or UFBGA176 package type */
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| #define LL_UTILS_PACKAGETYPE_LQFP208_TFBGA240   LL_SYSCFG_LQFP208_TFBGA240_PACKAGE /*!< LQFP208 or TFBGA240 package type */
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| #elif (STM32H7_DEV_ID == 0x480UL)
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| #define LL_UTILS_PACKAGETYPE_LQFP64                  0x00000000UL                  /*!< LQFP64 package type              */
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| #define LL_UTILS_PACKAGETYPE_TFBGA100_LQFP100        0x00000001UL                  /*!< TFBGA100 or LQFP100 package type */
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| #define LL_UTILS_PACKAGETYPE_LQFP100_SMPS            0x00000002UL                  /*!< LQFP100  with SMPS package type  */
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| #define LL_UTILS_PACKAGETYPE_TFBGA100_SMPS           0x00000003UL                  /*!< TFBGA100 with SMPS package type  */
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| #define LL_UTILS_PACKAGETYPE_WLCSP132_SMPS           0x00000004UL                  /*!< WLCSP132 package type            */
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| #define LL_UTILS_PACKAGETYPE_LQFP144                 0x00000005UL                  /*!< LQFP144 package type             */
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| #define LL_UTILS_PACKAGETYPE_LQFP144_SMPS            0x00000006UL                  /*!< LQFP144 with SMPS package type   */
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| #define LL_UTILS_PACKAGETYPE_UFBGA169                0x00000007UL                  /*!< UFBGA169 package type            */
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| #define LL_UTILS_PACKAGETYPE_UFBGA176_LQFP176        0x00000008UL                  /*!< UFBGA176 or LQFP176 package type */
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| #define LL_UTILS_PACKAGETYPE_LQFP176_SMPS            0x00000009UL                  /*!< LQFP176 with SMPS package type   */
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| #define LL_UTILS_PACKAGETYPE_UFBGA176_SMPS           0x0000000AUL                  /*!< UFBGA176 with SMPS package type  */
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| #define LL_UTILS_PACKAGETYPE_TFBGA216                0x0000000CUL                  /*!< TFBGA216  package type           */
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| #define LL_UTILS_PACKAGETYPE_TFBGA225                0x0000000EUL                  /*!< TFBGA225  package type           */
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| #elif (STM32H7_DEV_ID == 0x483UL)
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| #define LL_UTILS_PACKAGETYPE_VFQFPN68_INDUS         LL_SYSCFG_VFQFPN68_INDUS_PACKAGE         /*!< VFQFPN68 Industrial package type */
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| #define LL_UTILS_PACKAGETYPE_TFBGA100_LQFP100       LL_SYSCFG_TFBGA100_LQFP100_PACKAGE       /*!< TFBGA100 or LQFP100 Legacy package type */
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| #define LL_UTILS_PACKAGETYPE_LQFP100_INDUS          LL_SYSCFG_LQFP100_INDUS_PACKAGE          /*!< LQFP100 Industrial package type  */
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| #define LL_UTILS_PACKAGETYPE_TFBGA100_INDUS         LL_SYSCFG_TFBGA100_INDUS_PACKAGE         /*!< TFBGA100 Industrial package type */
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| #define LL_UTILS_PACKAGETYPE_WLCSP115_INDUS         LL_SYSCFG_WLCSP115_INDUS_PACKAGE         /*!< WLCSP115 Industrial package type */
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| #define LL_UTILS_PACKAGETYPE_LQFP144                LL_SYSCFG_LQFP144_PACKAGE                /*!< LQFP144 Legacy package type      */
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| #define LL_UTILS_PACKAGETYPE_UFBGA144               LL_SYSCFG_UFBGA144_PACKAGE               /*!< UFBGA144 Legacy package type     */
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| #define LL_UTILS_PACKAGETYPE_LQFP144_INDUS          LL_SYSCFG_LQFP144_INDUS_PACKAGE          /*!< LQFP144 Industrial package type  */
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| #define LL_UTILS_PACKAGETYPE_UFBGA169_INDUS         LL_SYSCFG_UFBGA169_INDUS_PACKAGE         /*!< UFBGA169 Industrial package type */
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| #define LL_UTILS_PACKAGETYPE_UFBGA176PLUS25_INDUS   LL_SYSCFG_UFBGA176PLUS25_INDUS_PACKAGE   /*!< UFBGA176+25 Industrial package type   */
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| #define LL_UTILS_PACKAGETYPE_LQFP176_INDUS          LL_SYSCFG_LQFP176_INDUS_PACKAGE          /*!< LQFP176 Industrial package type  */
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| #endif /* STM32H7_DEV_ID == 0x450UL */
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| /**
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|   * @}
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|   */
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| 
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| /**
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|   * @}
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|   */
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| 
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| /* Exported macro ------------------------------------------------------------*/
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| 
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| /* Exported functions --------------------------------------------------------*/
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| /** @defgroup UTILS_LL_Exported_Functions UTILS Exported Functions
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|   * @{
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|   */
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| 
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| /** @defgroup UTILS_EF_DEVICE_ELECTRONIC_SIGNATURE DEVICE ELECTRONIC SIGNATURE
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|   * @{
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|   */
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| 
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| /**
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|   * @brief  Get Word0 of the unique device identifier (UID based on 96 bits)
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|   * @retval UID[31:0]
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|   */
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| __STATIC_INLINE uint32_t LL_GetUID_Word0(void)
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| {
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|   return (uint32_t)(READ_REG(*((uint32_t *)UID_BASE_ADDRESS)));
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| }
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| 
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| /**
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|   * @brief  Get Word1 of the unique device identifier (UID based on 96 bits)
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|   * @retval UID[63:32]
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|   */
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| __STATIC_INLINE uint32_t LL_GetUID_Word1(void)
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| {
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|   return (uint32_t)(READ_REG(*((uint32_t *)(UID_BASE_ADDRESS + 4U))));
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| }
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| 
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| /**
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|   * @brief  Get Word2 of the unique device identifier (UID based on 96 bits)
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|   * @retval UID[95:64]
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|   */
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| __STATIC_INLINE uint32_t LL_GetUID_Word2(void)
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| {
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|   return (uint32_t)(READ_REG(*((uint32_t *)(UID_BASE_ADDRESS + 8U))));
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| }
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| 
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| /**
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|   * @brief  Get Flash memory size
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|   * @note   This bitfield indicates the size of the device Flash memory expressed in
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|   *         Kbytes. As an example, 0x040 corresponds to 64 Kbytes.
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|   * @retval FLASH_SIZE[15:0]: Flash memory size
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|   */
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| __STATIC_INLINE uint32_t LL_GetFlashSize(void)
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| {
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|   return (uint16_t)(READ_REG(*((uint32_t *)FLASHSIZE_BASE_ADDRESS)));
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| }
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| 
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| /**
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|   * @brief  Get Package type
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|   * @retval Returned value can be one of the following values:
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_LQFP100
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_TQFP144
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_TQFP176_UFBGA176
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_LQFP208_TFBGA240
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_LQFP64 (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_TFBGA100_LQFP100  (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_LQFP100_SMPS  (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_TFBGA100_SMPS  (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_WLCSP132_SMPS  (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_LQFP144     (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_LQFP144_SMPS (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_UFBGA169  (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_UFBGA176_LQFP176  (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_LQFP176_SMPS    (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_UFBGA176_SMPS   (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_TFBGA216   (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_TFBGA225   (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_VFQFPN68_INDUS   (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_LQFP100_INDUS   (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_TFBGA100_INDUS   (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_WLCSP115_INDUS   (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_UFBGA144   (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_LQFP144_INDUS   (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_UFBGA169_INDUS   (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_UFBGA176+25_INDUS   (*)
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|   *         @arg @ref LL_UTILS_PACKAGETYPE_LQFP176_INDUS   (*)
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|   *
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|   *        (*) Packages available on some STM32H7 lines only.
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|   * @note   For some SM32H7 lines, enabling the SYSCFG clock is mandatory.
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|             the SYSCFG clock enabling is ensured by LL_APB4_GRP1_EnableClock
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|   */
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| __STATIC_INLINE uint32_t LL_GetPackageType(void)
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| {
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| #if defined(SYSCFG_PKGR_PKG)
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| 
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|   return LL_SYSCFG_GetPackage();
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| #else
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|    return (uint16_t)(READ_REG(*((uint32_t *)PACKAGE_BASE_ADDRESS)));
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| 
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| #endif  /* SYSCFG_PKGR_PKG */
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| }
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| 
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup UTILS_LL_EF_DELAY DELAY
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|   * @{
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|   */
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| 
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| /**
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|   * @brief  This function configures the Cortex-M SysTick source of the time base.
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|   * @param  HCLKFrequency HCLK frequency in Hz (can be calculated thanks to RCC helper macro)
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|   * @note   When a RTOS is used, it is recommended to avoid changing the SysTick
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|   *         configuration by calling this function, for a delay use rather osDelay RTOS service.
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|   * @param  Ticks Frequency of Ticks (Hz)
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|   * @retval None
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|   */
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| __STATIC_INLINE void LL_InitTick(uint32_t HCLKFrequency, uint32_t Ticks)
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| {
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|   /* Configure the SysTick to have interrupt in 1ms time base */
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|   SysTick->LOAD  = (uint32_t)((HCLKFrequency / Ticks) - 1UL);  /* set reload register */
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|   SysTick->VAL   = 0UL;                                       /* Load the SysTick Counter Value */
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|   SysTick->CTRL  = SysTick_CTRL_CLKSOURCE_Msk |
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|                    SysTick_CTRL_ENABLE_Msk;                   /* Enable the Systick Timer */
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| }
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| 
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| void        LL_Init1msTick(uint32_t CPU_Frequency);
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| void        LL_mDelay(uint32_t Delay);
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| 
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup UTILS_EF_SYSTEM SYSTEM
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|   * @{
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|   */
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| 
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| void        LL_SetSystemCoreClock(uint32_t CPU_Frequency);
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| ErrorStatus LL_PLL_ConfigSystemClock_HSI(LL_UTILS_PLLInitTypeDef *UTILS_PLLInitStruct,
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|                                          LL_UTILS_ClkInitTypeDef *UTILS_ClkInitStruct);
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| ErrorStatus LL_PLL_ConfigSystemClock_HSE(uint32_t HSEFrequency,
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|                                          uint32_t HSEBypass,
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|                                          LL_UTILS_PLLInitTypeDef *UTILS_PLLInitStruct,
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|                                          LL_UTILS_ClkInitTypeDef *UTILS_ClkInitStruct);
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| ErrorStatus LL_SetFlashLatency(uint32_t HCLK_Frequency);
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| 
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| /**
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|   * @}
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|   */
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| 
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| /**
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|   * @}
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|   */
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| 
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| /**
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|   * @}
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|   */
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| 
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| /**
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|   * @}
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|   */
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| 
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| #ifdef __cplusplus
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| }
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| #endif
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| 
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| #endif /* STM32H7xx_LL_UTILS_H */
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| 
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