263 lines
		
	
	
		
			8.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			263 lines
		
	
	
		
			8.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * The MIT License (MIT)
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|  *
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|  * Copyright (c) 2021, Ha Thach (tinyusb.org)
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|  *
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|  * Permission is hereby granted, free of charge, to any person obtaining a copy
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|  * of this software and associated documentation files (the "Software"), to deal
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|  * in the Software without restriction, including without limitation the rights
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|  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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|  * copies of the Software, and to permit persons to whom the Software is
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|  * furnished to do so, subject to the following conditions:
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|  *
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|  * The above copyright notice and this permission notice shall be included in
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|  * all copies or substantial portions of the Software.
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|  *
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|  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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|  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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|  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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|  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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|  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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|  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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|  * THE SOFTWARE.
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|  *
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|  * This file is part of the TinyUSB stack.
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|  */
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| 
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| /* metadata:
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|    name: STM32 H7S3L8 Nucleo
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|    url: https://www.st.com/en/evaluation-tools/nucleo-h7s3l8.html
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| */
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| 
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| #ifndef BOARD_H_
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| #define BOARD_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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| #include "tcpp0203.h"
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| #include "stm32h7rsxx_ll_exti.h"
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| #include "stm32h7rsxx_ll_system.h"
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| 
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| #define UART_DEV              USART3
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| #define UART_CLK_EN           __HAL_RCC_USART3_CLK_ENABLE
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| 
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| // VBUS Sense detection
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| #define OTG_FS_VBUS_SENSE     1
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| #define OTG_HS_VBUS_SENSE     0
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| 
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| #define PINID_LED      0
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| #define PINID_BUTTON   1
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| #define PINID_UART_TX  2
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| #define PINID_UART_RX  3
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| #define PINID_TCPP0203_EN  4
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| 
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| static board_pindef_t board_pindef[] = {
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|   { // LED
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|     .port = GPIOD,
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|     .pin_init = { .Pin = GPIO_PIN_10, .Mode = GPIO_MODE_OUTPUT_PP, .Pull = GPIO_PULLDOWN, .Speed = GPIO_SPEED_FREQ_HIGH, .Alternate = 0 },
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|     .active_state = 1
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|   },
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|   { // Button
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|     .port = GPIOC,
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|     .pin_init = { .Pin = GPIO_PIN_13, .Mode = GPIO_MODE_INPUT, .Pull = GPIO_PULLUP, .Speed = GPIO_SPEED_FREQ_HIGH, .Alternate = 0 },
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|     .active_state = 1
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|   },
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|   { // UART TX
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|     .port = GPIOD,
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|     .pin_init = { .Pin = GPIO_PIN_8, .Mode = GPIO_MODE_AF_PP, .Pull = GPIO_PULLUP, .Speed = GPIO_SPEED_FREQ_HIGH, .Alternate = GPIO_AF7_USART3 },
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|     .active_state = 0
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|   },
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|   { // UART RX
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|     .port = GPIOD,
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|     .pin_init = { .Pin = GPIO_PIN_9, .Mode = GPIO_MODE_AF_PP, .Pull = GPIO_PULLUP, .Speed = GPIO_SPEED_FREQ_HIGH, .Alternate = GPIO_AF7_USART3 },
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|     .active_state = 0
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|   },
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|   { // VBUS input pin used for TCPP0203 EN
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|     .port = GPIOM,
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|     .pin_init = { .Pin = GPIO_PIN_9, .Mode = GPIO_MODE_OUTPUT_PP, .Pull = GPIO_PULLDOWN, .Speed = GPIO_SPEED_FREQ_HIGH, .Alternate = 0 },
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|     .active_state = 0
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|   },
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|   { // I2C SCL for TCPP0203
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|     .port = GPIOA,
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|     .pin_init = { .Pin = GPIO_PIN_8, .Mode = GPIO_MODE_AF_OD, .Pull = GPIO_NOPULL, .Speed = GPIO_SPEED_FREQ_HIGH, .Alternate = GPIO_AF4_I2C3 },
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|   },
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|   { // I2C SDA for TCPP0203
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|     .port = GPIOA,
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|     .pin_init = { .Pin = GPIO_PIN_9, .Mode = GPIO_MODE_AF_OD, .Pull = GPIO_NOPULL, .Speed = GPIO_SPEED_FREQ_HIGH, .Alternate = GPIO_AF4_I2C3 },
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|   },
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|   { // INT for TCPP0203
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|     .port = GPIOM,
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|     .pin_init = { .Pin = GPIO_PIN_8, .Mode = GPIO_MODE_IT_FALLING, .Pull = GPIO_PULLUP, .Speed = GPIO_SPEED_FREQ_HIGH, .Alternate = 0 },
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|   },
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| };
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| 
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| //--------------------------------------------------------------------+
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| // RCC Clock
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| //--------------------------------------------------------------------+
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| static inline void SystemClock_Config(void)
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| {
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|   RCC_OscInitTypeDef RCC_OscInitStruct = {0};
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|   RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
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|   RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
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| 
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|   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_CSI;
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|   RCC_OscInitStruct.CSIState = RCC_CSI_ON;
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|   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
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|   {
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|     Error_Handler();
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|   }
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| 
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|   /** Configure the main internal regulator output voltage
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|   */
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|   if (HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE0) != HAL_OK)
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|   {
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|     Error_Handler();
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|   }
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| 
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|   /** Initializes the RCC Oscillators according to the specified parameters
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|   * in the RCC_OscInitTypeDef structure.
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|   */
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|   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
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|   RCC_OscInitStruct.HSEState = RCC_HSE_ON;
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|   RCC_OscInitStruct.PLL1.PLLState = RCC_PLL_ON;
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|   RCC_OscInitStruct.PLL1.PLLSource = RCC_PLLSOURCE_HSE;
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|   RCC_OscInitStruct.PLL1.PLLM = 12;
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|   RCC_OscInitStruct.PLL1.PLLN = 300;
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|   RCC_OscInitStruct.PLL1.PLLP = 1;
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|   RCC_OscInitStruct.PLL1.PLLQ = 2;
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|   RCC_OscInitStruct.PLL1.PLLR = 2;
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|   RCC_OscInitStruct.PLL1.PLLS = 2;
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|   RCC_OscInitStruct.PLL1.PLLT = 2;
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|   RCC_OscInitStruct.PLL1.PLLFractional = 0;
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|   RCC_OscInitStruct.PLL2.PLLState = RCC_PLL_ON;
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|   RCC_OscInitStruct.PLL2.PLLSource = RCC_PLLSOURCE_HSE;
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|   RCC_OscInitStruct.PLL2.PLLM = 12;
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|   RCC_OscInitStruct.PLL2.PLLN = 200;
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|   RCC_OscInitStruct.PLL2.PLLP = 2;
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|   RCC_OscInitStruct.PLL2.PLLQ = 2;
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|   RCC_OscInitStruct.PLL2.PLLR = 2;
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|   RCC_OscInitStruct.PLL2.PLLS = 2;
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|   RCC_OscInitStruct.PLL2.PLLT = 2;
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|   RCC_OscInitStruct.PLL2.PLLFractional = 0;
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|   RCC_OscInitStruct.PLL3.PLLState = RCC_PLL_NONE;
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|   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
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|   {
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|     Error_Handler();
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|   }
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| 
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|   /** Initializes the CPU, AHB and APB buses clocks
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|   */
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|   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
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|                               |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2
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|                               |RCC_CLOCKTYPE_PCLK4|RCC_CLOCKTYPE_PCLK5;
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|   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
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|   RCC_ClkInitStruct.SYSCLKDivider = RCC_SYSCLK_DIV1;
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|   RCC_ClkInitStruct.AHBCLKDivider = RCC_HCLK_DIV2;
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|   RCC_ClkInitStruct.APB1CLKDivider = RCC_APB1_DIV2;
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|   RCC_ClkInitStruct.APB2CLKDivider = RCC_APB2_DIV2;
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|   RCC_ClkInitStruct.APB4CLKDivider = RCC_APB4_DIV2;
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|   RCC_ClkInitStruct.APB5CLKDivider = RCC_APB5_DIV2;
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| 
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|   if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_7) != HAL_OK)
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|   {
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|     Error_Handler();
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|   }
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| 
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|   PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USBPHYC;
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|   PeriphClkInit.UsbPhycClockSelection = RCC_USBPHYCCLKSOURCE_HSE;
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|   if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
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|   {
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|     Error_Handler();
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|   }
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| 
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|   __HAL_RCC_SBS_CLK_ENABLE();
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| }
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| 
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| //--------------------------------------------------------------------+
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| // USB PD
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| //--------------------------------------------------------------------+
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| static I2C_HandleTypeDef i2c_handle = {
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|   .Instance = I2C3,
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|   .Init = {
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|     .Timing = 0x20C0EDFF,
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|     .OwnAddress1 = 0,
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|     .AddressingMode = I2C_ADDRESSINGMODE_7BIT,
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|     .DualAddressMode = I2C_DUALADDRESS_DISABLE,
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|     .OwnAddress2 = 0,
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|     .OwnAddress2Masks = I2C_OA2_NOMASK,
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|     .GeneralCallMode = I2C_GENERALCALL_DISABLE,
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|     .NoStretchMode = I2C_NOSTRETCH_DISABLE,
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|   }
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| };
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| static TCPP0203_Object_t tcpp0203_obj = { 0 };
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| 
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| int32_t board_tcpp0203_init(void) {
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|   board_pindef_t* pindef = &board_pindef[PINID_TCPP0203_EN];
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|   HAL_GPIO_WritePin(pindef->port, pindef->pin_init.Pin, GPIO_PIN_SET);
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| 
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|   __HAL_RCC_I2C3_CLK_ENABLE();
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|   __HAL_RCC_I2C3_FORCE_RESET();
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|   __HAL_RCC_I2C3_RELEASE_RESET();
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|   if (HAL_I2C_Init(&i2c_handle) != HAL_OK) {
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|     return HAL_ERROR;
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|   }
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| 
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|   NVIC_SetPriority(EXTI8_IRQn, 12);
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|   NVIC_EnableIRQ(EXTI8_IRQn);
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| 
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|   return 0;
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| }
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| 
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| int32_t board_tcpp0203_deinit(void) {
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|   return 0;
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| }
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| 
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| int32_t i2c_readreg(uint16_t DevAddr, uint16_t Reg, uint8_t *pData, uint16_t Length) {
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|   TU_ASSERT (HAL_OK == HAL_I2C_Mem_Read(&i2c_handle, DevAddr, Reg, I2C_MEMADD_SIZE_8BIT, pData, Length, 10000));
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|   return 0;
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| }
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| 
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| int32_t i2c_writereg(uint16_t DevAddr, uint16_t Reg, uint8_t *pData, uint16_t Length) {
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|   TU_ASSERT(HAL_OK == HAL_I2C_Mem_Write(&i2c_handle, DevAddr, Reg, I2C_MEMADD_SIZE_8BIT, pData, Length, 10000));
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|   return 0;
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| }
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| 
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| static inline void board_init2(void) {
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|   TCPP0203_IO_t            io_ctx;
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| 
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|   io_ctx.Address     = TCPP0203_I2C_ADDRESS_X68;
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|   io_ctx.Init        = board_tcpp0203_init;
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|   io_ctx.DeInit      = board_tcpp0203_deinit;
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|   io_ctx.ReadReg     = i2c_readreg;
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|   io_ctx.WriteReg    = i2c_writereg;
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| 
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|   TU_ASSERT(TCPP0203_RegisterBusIO(&tcpp0203_obj, &io_ctx) == TCPP0203_OK, );
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| 
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|   TU_ASSERT(TCPP0203_Init(&tcpp0203_obj) == TCPP0203_OK, );
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| 
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|   TU_ASSERT(TCPP0203_SetPowerMode(&tcpp0203_obj, TCPP0203_POWER_MODE_NORMAL) == TCPP0203_OK, );
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| }
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| 
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| void board_vbus_set(uint8_t rhport, bool state) {
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|   (void) state;
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|   if (rhport == 1) {
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|     TU_ASSERT(TCPP0203_SetGateDriverProvider(&tcpp0203_obj, TCPP0203_GD_PROVIDER_SWITCH_CLOSED) == TCPP0203_OK, );
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|   }
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| }
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| 
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| void EXTI8_IRQHandler(void) {
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|     __HAL_GPIO_EXTI_CLEAR_IT(GPIO_PIN_8);
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|     if (tcpp0203_obj.IsInitialized) {
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|       TU_ASSERT(TCPP0203_SetPowerMode(&tcpp0203_obj, TCPP0203_POWER_MODE_NORMAL) == TCPP0203_OK, );
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|       TU_ASSERT(TCPP0203_SetGateDriverProvider(&tcpp0203_obj, TCPP0203_GD_PROVIDER_SWITCH_CLOSED) == TCPP0203_OK, );
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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
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