mirror of
https://github.com/hathach/tinyusb.git
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132 lines
4.8 KiB
C
132 lines
4.8 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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#ifndef BOARD_H_
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#define BOARD_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define UART_DEV USART6
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#define UART_CLK_EN __HAL_RCC_USART6_CLK_ENABLE
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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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#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_VBUS0_EN 4
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#define PINID_VBUS1_EN 5
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static board_pindef_t board_pindef[] = {
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{ // LED
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.port = GPIOB,
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.pin_init = { .Pin = GPIO_PIN_1, .Mode = GPIO_MODE_OUTPUT_PP, .Pull = GPIO_PULLDOWN, .Speed = GPIO_SPEED_HIGH, .Alternate = 0 },
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.active_state = 1
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},
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{ // Button
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.port = GPIOA,
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.pin_init = { .Pin = GPIO_PIN_0, .Mode = GPIO_MODE_INPUT, .Pull = GPIO_PULLDOWN, .Speed = GPIO_SPEED_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 = GPIOC,
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.pin_init = { .Pin = GPIO_PIN_6, .Mode = GPIO_MODE_AF_PP, .Pull = GPIO_PULLUP, .Speed = GPIO_SPEED_HIGH, .Alternate = GPIO_AF8_USART6 },
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.active_state = 0
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},
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{ // UART RX
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.port = GPIOC,
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.pin_init = { .Pin = GPIO_PIN_7, .Mode = GPIO_MODE_AF_PP, .Pull = GPIO_PULLUP, .Speed = GPIO_SPEED_HIGH, .Alternate = GPIO_AF8_USART6 },
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.active_state = 0
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},
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{ // VBUS0 EN
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.port = GPIOG,
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.pin_init = { .Pin = GPIO_PIN_8, .Mode = GPIO_MODE_OUTPUT_OD, .Pull = GPIO_NOPULL, .Speed = GPIO_SPEED_HIGH, .Alternate = 0 },
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.active_state = 0
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},
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{ // VBUS1 EN
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.port = GPIOH,
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.pin_init = { .Pin = GPIO_PIN_12, .Mode = GPIO_MODE_OUTPUT_PP, .Pull = GPIO_NOPULL, .Speed = GPIO_SPEED_HIGH, .Alternate = 0 },
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.active_state = 1
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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 board_clock_init(void) {
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RCC_ClkInitTypeDef RCC_ClkInitStruct;
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RCC_OscInitTypeDef RCC_OscInitStruct;
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/* Enable Power Control clock */
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__HAL_RCC_PWR_CLK_ENABLE();
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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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/* 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_ON;
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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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/* Activate the OverDrive to reach the 216 MHz Frequency */
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HAL_PWREx_EnableOverDrive();
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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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HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_7);
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UART_CLK_EN();
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}
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static inline void board_vbus_set(uint8_t rhport, bool state) {
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board_pindef_t* pindef = &board_pindef[rhport ? PINID_VBUS1_EN : PINID_VBUS0_EN];
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HAL_GPIO_WritePin(pindef->port, pindef->pin_init.Pin, state == pindef->active_state ? GPIO_PIN_SET : GPIO_PIN_RESET);
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* BOARD_H_ */
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