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try updating clock configure for g4 nucleo (not work yet)

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This commit is contained in:
hathach 2021-12-08 10:37:46 +07:00
parent cde824f17f
commit cd76193f3c
2 changed files with 17 additions and 13 deletions
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16
hw/bsp/stm32g4/boards/stm32g474nucleo/board.h
View File

@ -61,18 +61,19 @@ static inline void board_clock_init(void)
{
RCC_OscInitTypeDef RCC_OscInitStruct = {0};
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
// Configure the main internal regulator output voltage
HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1_BOOST);
// Initializes the CPU, AHB and APB busses clocks
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
RCC_OscInitStruct.HSIState = RCC_HSI_ON;
RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI48|RCC_OSCILLATORTYPE_HSE;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.HSI48State = RCC_HSI48_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLM = RCC_PLLM_DIV4;
RCC_OscInitStruct.PLL.PLLN = 85;
RCC_OscInitStruct.PLL.PLLN = 50;
RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV2;
RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV2;
@ -84,9 +85,12 @@ static inline void board_clock_init(void)
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_8);
PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USB;
PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLL;
HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) ;
#if 0 // TODO need to check if USB clock is enabled
/* Enable HSI48 */
memset(&RCC_OscInitStruct, 0, sizeof(RCC_OscInitStruct));

14
hw/bsp/stm32g4/family.c
View File

@ -118,13 +118,13 @@ void board_init(void)
// USB Pins TODO double check USB clock and pin setup
// Configure USB DM and DP pins. This is optional, and maintained only for user guidance.
// GPIO_InitStruct.Pin = (GPIO_PIN_11 | GPIO_PIN_12);
// GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
// GPIO_InitStruct.Pull = GPIO_NOPULL;
// GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
// HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
//
// __HAL_RCC_USB_CLK_ENABLE();
GPIO_InitStruct.Pin = (GPIO_PIN_11 | GPIO_PIN_12);
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
__HAL_RCC_USB_CLK_ENABLE();
board_vbus_sense_init();
}