mirror of
https://github.com/hathach/tinyusb.git
synced 2025-01-31 05:52:55 +08:00
121 lines
4.2 KiB
C
121 lines
4.2 KiB
C
/*
|
|
* The MIT License (MIT)
|
|
*
|
|
* Copyright (c) 2020, Ha Thach (tinyusb.org)
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*
|
|
* This file is part of the TinyUSB stack.
|
|
*/
|
|
|
|
#ifndef BOARD_H_
|
|
#define BOARD_H_
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#define UART_DEV USART3
|
|
|
|
#define PINID_LED 0
|
|
#define PINID_BUTTON 1
|
|
#define PINID_UART_TX 2
|
|
#define PINID_UART_RX 3
|
|
|
|
static board_pindef_t board_pindef[] = {
|
|
{ // LED
|
|
.port = GPIOC,
|
|
.pin_init = { .Pin = GPIO_PIN_1, .Mode = GPIO_MODE_OUTPUT_PP, .Pull = GPIO_PULLDOWN, .Speed = GPIO_SPEED_HIGH, .Alternate = 0 },
|
|
.active_state = 1
|
|
},
|
|
{ // BUTTON
|
|
.port = GPIOC,
|
|
.pin_init = { .Pin = GPIO_PIN_7, .Mode = GPIO_MODE_INPUT, .Pull = GPIO_PULLUP, .Speed = GPIO_SPEED_HIGH, .Alternate = 0 },
|
|
.active_state = 0
|
|
},
|
|
{ // UART TX
|
|
.port = GPIOB,
|
|
.pin_init = { .Pin = GPIO_PIN_10, .Mode = GPIO_MODE_AF_PP, .Pull = GPIO_PULLUP, .Speed = GPIO_SPEED_HIGH, .Alternate = GPIO_AF7_USART3 },
|
|
.active_state = 0
|
|
},
|
|
{ // UART RX
|
|
.port = GPIOB,
|
|
.pin_init = { .Pin = GPIO_PIN_11, .Mode = GPIO_MODE_AF_PP, .Pull = GPIO_PULLUP, .Speed = GPIO_SPEED_HIGH, .Alternate = GPIO_AF7_USART3 },
|
|
.active_state = 0
|
|
},
|
|
};
|
|
|
|
//--------------------------------------------------------------------+
|
|
// RCC Clock
|
|
//--------------------------------------------------------------------+
|
|
static inline void board_clock_init(void)
|
|
{
|
|
RCC_ClkInitTypeDef RCC_ClkInitStruct;
|
|
RCC_OscInitTypeDef RCC_OscInitStruct;
|
|
|
|
/* Enable Power Control clock */
|
|
__HAL_RCC_PWR_CLK_ENABLE();
|
|
|
|
/* The voltage scaling allows optimizing the power consumption when the device is
|
|
clocked below the maximum system frequency, to update the voltage scaling value
|
|
regarding system frequency refer to product datasheet. */
|
|
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
|
|
|
|
/* Enable HSE Oscillator and activate PLL with HSE as source */
|
|
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
|
|
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
|
|
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
|
|
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
|
|
RCC_OscInitStruct.PLL.PLLM = HSE_VALUE/1000000;
|
|
RCC_OscInitStruct.PLL.PLLN = 336;
|
|
RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
|
|
RCC_OscInitStruct.PLL.PLLQ = 7;
|
|
HAL_RCC_OscConfig(&RCC_OscInitStruct);
|
|
|
|
/* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2
|
|
clocks dividers */
|
|
RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
|
|
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
|
|
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
|
|
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
|
|
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
|
|
HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5);
|
|
|
|
// Enable clocks for Uart
|
|
__HAL_RCC_USART3_CLK_ENABLE();
|
|
}
|
|
|
|
static inline void board_vbus_sense_init(uint8_t rhport) {
|
|
if (rhport == 0) {
|
|
// Enable VBUS sense (B device) via pin PA9
|
|
USB_OTG_FS->GCCFG &= ~USB_OTG_GCCFG_NOVBUSSENS;
|
|
USB_OTG_FS->GCCFG |= USB_OTG_GCCFG_VBUSBSEN;
|
|
}
|
|
}
|
|
|
|
static inline void board_vbus_set(uint8_t rhport, bool state) {
|
|
(void) rhport; (void) state;
|
|
}
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* BOARD_H_ */
|