1 /*
2  * Copyright (c) 2006-2018, RT-Thread Development Team
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  *
6  * Change Logs:
7  * Date           Author       Notes
8  * 2018-11-06     balanceTWK   first version
9  */
10 
11 #include "board.h"
12 
SystemClock_Config(void)13 void SystemClock_Config(void)
14 {
15   RCC_OscInitTypeDef RCC_OscInitStruct = {0};
16   RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
17   RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
18 
19   /** Configure the main internal regulator output voltage
20   */
21   __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
22   /** Initializes the CPU, AHB and APB busses clocks
23   */
24   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI|RCC_OSCILLATORTYPE_LSE;
25   RCC_OscInitStruct.LSEState = RCC_LSE_ON;
26   RCC_OscInitStruct.HSIState = RCC_HSI_ON;
27   RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
28   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
29   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
30   RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL6;
31   RCC_OscInitStruct.PLL.PLLDIV = RCC_PLL_DIV3;
32   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
33   {
34     Error_Handler();
35   }
36   /** Initializes the CPU, AHB and APB busses clocks
37   */
38   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
39                               |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
40   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
41   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
42   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
43   RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
44 
45   if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
46   {
47     Error_Handler();
48   }
49   PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_RTC;
50   PeriphClkInit.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
51   if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
52   {
53     Error_Handler();
54   }
55 }
56 
57 #ifdef RT_USING_USB_DEVICE
HAL_PCD_MspInit(PCD_HandleTypeDef * pcdHandle)58 void HAL_PCD_MspInit(PCD_HandleTypeDef* pcdHandle)
59 {
60   if(pcdHandle->Instance==USB)
61   {
62   /* USER CODE BEGIN USB_MspInit 0 */
63 
64   /* USER CODE END USB_MspInit 0 */
65     /* Peripheral clock enable */
66     __HAL_RCC_USB_CLK_ENABLE();
67 
68     /* Peripheral interrupt init */
69     HAL_NVIC_SetPriority(USB_LP_IRQn, 0, 0);
70     HAL_NVIC_EnableIRQ(USB_LP_IRQn);
71   /* USER CODE BEGIN USB_MspInit 1 */
72 
73   /* USER CODE END USB_MspInit 1 */
74   }
75 }
76 
HAL_PCD_MspDeInit(PCD_HandleTypeDef * pcdHandle)77 void HAL_PCD_MspDeInit(PCD_HandleTypeDef* pcdHandle)
78 {
79   if(pcdHandle->Instance==USB)
80   {
81   /* USER CODE BEGIN USB_MspDeInit 0 */
82 
83   /* USER CODE END USB_MspDeInit 0 */
84     /* Peripheral clock disable */
85     __HAL_RCC_USB_CLK_DISABLE();
86 
87     /* Peripheral interrupt Deinit*/
88     HAL_NVIC_DisableIRQ(USB_LP_IRQn);
89 
90   /* USER CODE BEGIN USB_MspDeInit 1 */
91 
92   /* USER CODE END USB_MspDeInit 1 */
93   }
94 }
95 #endif
96