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-/*
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- * The MIT License (MIT)
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- *
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- * Copyright (c) 2020 Uwe Bonnes (bon@elektron.ikp.physik.tu-darmstadt.de),
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- * 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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-#include "../board.h"
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-
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-#include "stm32f7xx_hal.h"
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-
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-//--------------------------------------------------------------------+
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-// Forward USB interrupt events to TinyUSB IRQ Handler
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-//--------------------------------------------------------------------+
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-
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-// Despite being call USB2_OTG
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-// OTG_FS is marked as RHPort0 by TinyUSB to be consistent across stm32 port
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-void OTG_FS_IRQHandler(void)
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-{
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- tud_int_handler(0);
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-}
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-
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-// Despite being call USB2_OTG
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-// OTG_HS is marked as RHPort1 by TinyUSB to be consistent across stm32 port
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-void OTG_HS_IRQHandler(void)
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-{
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- tud_int_handler(1);
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-}
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-
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-
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-//--------------------------------------------------------------------+
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-// MACRO TYPEDEF CONSTANT ENUM
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-//--------------------------------------------------------------------+
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-
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-#define LED_PORT GPIOI
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-#define LED_PIN GPIO_PIN_1
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-#define LED_STATE_ON 1
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-
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-#define BUTTON_PORT GPIOI
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-#define BUTTON_PIN GPIO_PIN_11
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-#define BUTTON_STATE_ACTIVE 1
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-
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-#define UARTx USART1
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-#define UART_TX_GPIO_PORT GPIOA
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-#define UART_RX_GPIO_PORT GPIOB
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-#define UART_TX_GPIO_AF GPIO_AF7_USART1
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-#define UART_RX_GPIO_AF GPIO_AF7_USART1
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-#define UART_TX_PIN GPIO_PIN_9
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-#define UART_RX_PIN GPIO_PIN_7
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-
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-UART_HandleTypeDef UartHandle;
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-
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-// enable all LED, Button, Uart, USB clock
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-static void all_rcc_clk_enable(void)
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-{
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- __HAL_RCC_GPIOA_CLK_ENABLE(); // USB D+, D-
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- __HAL_RCC_GPIOB_CLK_ENABLE(); // Uart rx
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- __HAL_RCC_GPIOI_CLK_ENABLE(); // Button
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- __HAL_RCC_USART1_CLK_ENABLE(); // Uart module
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-}
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-
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-/**
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- * @brief System Clock Configuration
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- * The system Clock is configured as follow :
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- * System Clock source = PLL (HSE)
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- * SYSCLK(Hz) = 216000000
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- * HCLK(Hz) = 216000000
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- * AHB Prescaler = 1
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- * APB1 Prescaler = 4
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- * APB2 Prescaler = 2
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- * HSE Frequency(Hz) = 25000000
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- * PLL_M = HSE_VALUE/1000000
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- * PLL_N = 432
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- * PLL_P = 2
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- * PLL_Q = 9
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- * VDD(V) = 3.3
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- * Main regulator output voltage = Scale1 mode
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- * Flash Latency(WS) = 7
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- * The USB clock configuration from PLLSAI:
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- * PLLSAIP = 8
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- * PLLSAIN = 384
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- * PLLSAIQ = 7
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- * @param None
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- * @retval None
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- */
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-void SystemClock_Config(void)
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-{
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- RCC_ClkInitTypeDef RCC_ClkInitStruct;
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- RCC_OscInitTypeDef RCC_OscInitStruct;
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-
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- /* Enable Power Control clock */
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- __HAL_RCC_PWR_CLK_ENABLE();
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-
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- /* The voltage scaling allows optimizing the power consumption when the device is
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- clocked below the maximum system frequency, to update the voltage scaling value
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- regarding system frequency refer to product datasheet. */
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- __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
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-
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- /* Enable HSE Oscillator and activate PLL with HSE as source */
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- RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
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- RCC_OscInitStruct.HSEState = RCC_HSE_BYPASS;
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- RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
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- RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
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- RCC_OscInitStruct.PLL.PLLM = HSE_VALUE/1000000;
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- RCC_OscInitStruct.PLL.PLLN = 432;
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- RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
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- RCC_OscInitStruct.PLL.PLLQ = 9;
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- HAL_RCC_OscConfig(&RCC_OscInitStruct);
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-
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- /* Activate the OverDrive to reach the 216 MHz Frequency */
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- HAL_PWREx_EnableOverDrive();
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-
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- /* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2 clocks dividers */
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- RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
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- RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
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- RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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- RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
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- RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
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-
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- HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_7);
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-}
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-
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-void board_init(void)
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-{
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-
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-
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- SystemClock_Config();
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- all_rcc_clk_enable();
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-
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-#if CFG_TUSB_OS == OPT_OS_NONE
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- // 1ms tick timer
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- SysTick_Config(SystemCoreClock / 1000);
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-#endif
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-
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- GPIO_InitTypeDef GPIO_InitStruct;
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-
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- // LED
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- GPIO_InitStruct.Pin = LED_PIN;
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- GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
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- GPIO_InitStruct.Pull = GPIO_PULLUP;
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- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
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- HAL_GPIO_Init(LED_PORT, &GPIO_InitStruct);
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-
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- // Button
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- GPIO_InitStruct.Pin = BUTTON_PIN;
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- GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
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- GPIO_InitStruct.Pull = GPIO_NOPULL;
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- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
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- HAL_GPIO_Init(BUTTON_PORT, &GPIO_InitStruct);
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-
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- // Uart TX
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- GPIO_InitStruct.Pin = UART_TX_PIN ;
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- GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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- GPIO_InitStruct.Pull = GPIO_PULLUP;
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- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
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- GPIO_InitStruct.Alternate = UART_TX_GPIO_AF;
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- HAL_GPIO_Init(UART_TX_GPIO_PORT, &GPIO_InitStruct);
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-
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- // Uart RX
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- GPIO_InitStruct.Pin = UART_RX_PIN;
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- GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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- GPIO_InitStruct.Pull = GPIO_PULLUP;
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- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
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- GPIO_InitStruct.Alternate = UART_RX_GPIO_AF;
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- HAL_GPIO_Init(UART_RX_GPIO_PORT, &GPIO_InitStruct);
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-
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- UartHandle.Instance = UARTx;
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- UartHandle.Init.BaudRate = CFG_BOARD_UART_BAUDRATE;
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- UartHandle.Init.WordLength = UART_WORDLENGTH_8B;
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- UartHandle.Init.StopBits = UART_STOPBITS_1;
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- UartHandle.Init.Parity = UART_PARITY_NONE;
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- UartHandle.Init.HwFlowCtl = UART_HWCONTROL_NONE;
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- UartHandle.Init.Mode = UART_MODE_TX_RX;
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- UartHandle.Init.OverSampling = UART_OVERSAMPLING_16;
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- HAL_UART_Init(&UartHandle);
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-
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-#if BOARD_DEVICE_RHPORT_NUM == 0
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- // Despite being call USB2_OTG
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- // OTG_FS is marked as RHPort0 by TinyUSB to be consistent across stm32 port
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- // PA9 VUSB, PA10 ID, PA11 DM, PA12 DP
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-
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- /* Configure USB FS GPIOs */
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- /* Configure DM DP Pins */
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- GPIO_InitStruct.Pin = (GPIO_PIN_11 | GPIO_PIN_12);
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- GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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- GPIO_InitStruct.Pull = GPIO_NOPULL;
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- GPIO_InitStruct.Speed = GPIO_SPEED_HIGH;
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- GPIO_InitStruct.Alternate = GPIO_AF10_OTG_FS;
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- HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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-
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- /* Configure VBUS Pin collides with USART TX*/
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-// GPIO_InitStruct.Pin = GPIO_PIN_9;
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-// GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
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-// GPIO_InitStruct.Pull = GPIO_NOPULL;
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-// HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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-
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- /* Configure OTG-FS ID pin */
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- GPIO_InitStruct.Pin = GPIO_PIN_10;
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- GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
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- GPIO_InitStruct.Pull = GPIO_PULLUP;
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- GPIO_InitStruct.Alternate = GPIO_AF10_OTG_FS;
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- HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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-
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- /* Enable USB FS Clocks */
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- __HAL_RCC_USB_OTG_FS_CLK_ENABLE();
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-
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- // Enable VBUS sense (B device) via pin PA9
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-// USB_OTG_FS->GCCFG |= USB_OTG_GCCFG_VBDEN;
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-#define DEVICE_BASE (USB_OTG_DeviceTypeDef *) (USB_OTG_FS_PERIPH_BASE + USB_OTG_DEVICE_BASE)
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- USB_OTG_DeviceTypeDef * dev = DEVICE_BASE;
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- dev->DCTL |= USB_OTG_DCTL_SDIS;
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-
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- /* Deactivate VBUS Sensing B */
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- USB_OTG_FS->GCCFG &= ~USB_OTG_GCCFG_VBDEN;
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-
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- /* B-peripheral session valid override enable */
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- USB_OTG_FS->GOTGCTL |= USB_OTG_GOTGCTL_BVALOEN;
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- USB_OTG_FS->GOTGCTL |= USB_OTG_GOTGCTL_BVALOVAL;
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-#elif BOARD_DEVICE_RHPORT_NUM == 1
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- // Despite being call USB2_OTG
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- // OTG_HS is marked as RHPort1 by TinyUSB to be consistent across stm32 port
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- __GPIOA_CLK_ENABLE();
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- __GPIOB_CLK_ENABLE();
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- __GPIOC_CLK_ENABLE();
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- __GPIOH_CLK_ENABLE();
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-
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- /* ULPI CK */
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- GPIO_InitStruct.Pin = GPIO_PIN_5;
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- GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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- GPIO_InitStruct.Pull = GPIO_NOPULL;
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- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
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- GPIO_InitStruct.Alternate = GPIO_AF10_OTG_HS;
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- HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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-
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- /* ULPI D0 */
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- GPIO_InitStruct.Pin = GPIO_PIN_3;
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- GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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- GPIO_InitStruct.Pull = GPIO_NOPULL;
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- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
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- GPIO_InitStruct.Alternate = GPIO_AF10_OTG_HS;
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- HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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-
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- /* ULPI D1 D2 D3 D4 D5 D6 D7 */
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- GPIO_InitStruct.Pin = GPIO_PIN_0 | GPIO_PIN_1 | GPIO_PIN_10 | GPIO_PIN_11 | GPIO_PIN_12 | GPIO_PIN_13 | GPIO_PIN_5;
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- GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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- GPIO_InitStruct.Pull = GPIO_NOPULL;
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- GPIO_InitStruct.Alternate = GPIO_AF10_OTG_HS;
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- HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
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-
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- /* ULPI STP DIR */
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- GPIO_InitStruct.Pin = GPIO_PIN_0 | GPIO_PIN_2;
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- GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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- GPIO_InitStruct.Pull = GPIO_NOPULL;
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- GPIO_InitStruct.Alternate = GPIO_AF10_OTG_HS;
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- HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
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-
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- /* NXT */
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- GPIO_InitStruct.Pin = GPIO_PIN_4;
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- GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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- GPIO_InitStruct.Pull = GPIO_NOPULL;
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- GPIO_InitStruct.Alternate = GPIO_AF10_OTG_HS;
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- HAL_GPIO_Init(GPIOH, &GPIO_InitStruct);
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-
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- // Enable ULPI clock
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- __HAL_RCC_USB_OTG_HS_ULPI_CLK_ENABLE();
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-
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- /* Enable USB HS Clocks */
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- __HAL_RCC_USB_OTG_HS_CLK_ENABLE();
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-
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- // No VBUS sense
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- USB_OTG_HS->GCCFG &= ~USB_OTG_GCCFG_VBDEN;
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-
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- // B-peripheral session valid override enable
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- USB_OTG_HS->GOTGCTL |= USB_OTG_GOTGCTL_BVALOEN;
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- USB_OTG_HS->GOTGCTL |= USB_OTG_GOTGCTL_BVALOVAL;
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-
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- // Force device mode
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- USB_OTG_HS->GUSBCFG &= ~USB_OTG_GUSBCFG_FHMOD;
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- USB_OTG_HS->GUSBCFG |= USB_OTG_GUSBCFG_FDMOD;
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-
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-#endif // rhport = 1
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-}
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-
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-//--------------------------------------------------------------------+
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-// Board porting API
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-//--------------------------------------------------------------------+
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-
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-void board_led_write(bool state)
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-{
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- HAL_GPIO_WritePin(LED_PORT, LED_PIN, state);
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-}
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-
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-uint32_t board_button_read(void)
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-{
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- return HAL_GPIO_ReadPin(BUTTON_PORT, BUTTON_PIN);
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-}
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-
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-int board_uart_read(uint8_t* buf, int len)
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-{
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- (void) buf; (void) len;
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- return 0;
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-}
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-
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-int board_uart_write(void const * buf, int len)
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-{
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- HAL_UART_Transmit(&UartHandle, (uint8_t*) buf, len, 0xffff);
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- return len;
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-}
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-
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-#if CFG_TUSB_OS == OPT_OS_NONE
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-volatile uint32_t system_ticks = 0;
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-void SysTick_Handler (void)
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-{
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- system_ticks++;
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-}
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-
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-uint32_t board_millis(void)
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-{
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- return system_ticks;
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-}
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-#endif
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-
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-void HardFault_Handler (void)
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-{
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- asm("bkpt");
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-}
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-
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-// Required by __libc_init_array in startup code if we are compiling using
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-// -nostdlib/-nostartfiles.
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-void _init(void)
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-{
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-
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-}
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hathach