fix(g0): USB STM32G0B0xx configuration

Fixes stm32duino#2720.

Signed-off-by: Frederic Pillon <[email protected]>

Author: fpistm

libraries/USBDevice/inc/usbd_conf.h

@@ -71,7 +71,7 @@ extern "C" {
 #define USB_WKUP_IRQHandler USB_FS_WKUP_IRQHandler
 #endif
 #endif
-#elif defined(STM32G0xx)
+#elif defined(STM32G0B1xx) || defined(STM32G0C1xx)
 #define USB_IRQn USB_UCPD1_2_IRQn
 #define USB_IRQHandler USB_UCPD1_2_IRQHandler
 #elif defined(STM32C0xx) || defined(STM32H5xx) || defined(STM32U0xx)

variants/STM32G0xx/G0B0CET/generic_clock.c

@@ -22,6 +22,7 @@ WEAK void SystemClock_Config(void)
 {
   RCC_OscInitTypeDef RCC_OscInitStruct = {};
   RCC_ClkInitTypeDef RCC_ClkInitStruct = {};
+  RCC_PeriphCLKInitTypeDef PeriphClkInit = {};
 
   /** Configure the main internal regulator output voltage
   */
@@ -37,9 +38,9 @@ WEAK void SystemClock_Config(void)
   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
   RCC_OscInitStruct.PLL.PLLM = RCC_PLLM_DIV1;
-  RCC_OscInitStruct.PLL.PLLN = 9;
+  RCC_OscInitStruct.PLL.PLLN = 12;
   RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
-  RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV3;
+  RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV4;
   RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV3;
   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
     Error_Handler();
@@ -53,7 +54,13 @@ WEAK void SystemClock_Config(void)
   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
 
-  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK) {
+  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) {
+    Error_Handler();
+  }
+
+  PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USB;
+  PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLL;
+  if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) {
     Error_Handler();
   }
 }

variants/STM32G0xx/G0B0RET/generic_clock.c

@@ -22,6 +22,7 @@ WEAK void SystemClock_Config(void)
 {
   RCC_OscInitTypeDef RCC_OscInitStruct = {};
   RCC_ClkInitTypeDef RCC_ClkInitStruct = {};
+  RCC_PeriphCLKInitTypeDef PeriphClkInit = {};
 
   /** Configure the main internal regulator output voltage
   */
@@ -37,9 +38,9 @@ WEAK void SystemClock_Config(void)
   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
   RCC_OscInitStruct.PLL.PLLM = RCC_PLLM_DIV1;
-  RCC_OscInitStruct.PLL.PLLN = 9;
+  RCC_OscInitStruct.PLL.PLLN = 12;
   RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
-  RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV3;
+  RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV4;
   RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV3;
   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
     Error_Handler();
@@ -53,7 +54,13 @@ WEAK void SystemClock_Config(void)
   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
 
-  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK) {
+  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) {
+    Error_Handler();
+  }
+
+  PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USB;
+  PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLL;
+  if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) {
     Error_Handler();
   }
 }

variants/STM32G0xx/G0B0VET/generic_clock.c

@@ -22,6 +22,7 @@ WEAK void SystemClock_Config(void)
 {
   RCC_OscInitTypeDef RCC_OscInitStruct = {};
   RCC_ClkInitTypeDef RCC_ClkInitStruct = {};
+  RCC_PeriphCLKInitTypeDef PeriphClkInit = {};
 
   /** Configure the main internal regulator output voltage
   */
@@ -37,9 +38,9 @@ WEAK void SystemClock_Config(void)
   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
   RCC_OscInitStruct.PLL.PLLM = RCC_PLLM_DIV1;
-  RCC_OscInitStruct.PLL.PLLN = 9;
+  RCC_OscInitStruct.PLL.PLLN = 12;
   RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
-  RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV3;
+  RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV4;
   RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV3;
   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
     Error_Handler();
@@ -53,7 +54,13 @@ WEAK void SystemClock_Config(void)
   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
 
-  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK) {
+  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) {
+    Error_Handler();
+  }
+
+  PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USB;
+  PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLL;
+  if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) {
     Error_Handler();
   }
 }