fix: Nucleo_H743ZI: clock configuration

Signed-off-by: Frederic Pillon <[email protected]>
stm32duino · May 11, 2021 · 6555870 · 6555870
1 parent 8c83c13
commit 6555870
Showing 1 changed file with 11 additions and 8 deletions.
diff --git a/...Z(G-I)T_H747A(G-I)I_H747I(G-I)T_H750ZBT_H753ZIT_H757AII_H757IIT/variant_NUCLEO_H743ZI.cpp b/...Z(G-I)T_H747A(G-I)I_H747I(G-I)T_H750ZBT_H753ZIT_H757AII_H757IIT/variant_NUCLEO_H743ZI.cpp
@@ -322,7 +322,11 @@ WEAK void SystemClock_Config(void)
   __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE0);
 
   while (!__HAL_PWR_GET_FLAG(PWR_FLAG_VOSRDY)) {}
-  /* Initializes the CPU, AHB and APB busses clocks */
+  /* Macro to configure the PLL clock source */
+  __HAL_RCC_PLL_PLLSOURCE_CONFIG(RCC_PLLSOURCE_HSE);
+  /** Initializes the RCC Oscillators according to the specified parameters
+  * in the RCC_OscInitTypeDef structure.
+  */
   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI48 | RCC_OSCILLATORTYPE_HSE;
   RCC_OscInitStruct.HSEState = RCC_HSE_BYPASS;
   RCC_OscInitStruct.HSI48State = RCC_HSI48_ON;
@@ -331,15 +335,15 @@ WEAK void SystemClock_Config(void)
   RCC_OscInitStruct.PLL.PLLM = 1;
   RCC_OscInitStruct.PLL.PLLN = 120;
   RCC_OscInitStruct.PLL.PLLP = 2;
-  RCC_OscInitStruct.PLL.PLLQ = 2;
+  RCC_OscInitStruct.PLL.PLLQ = 8;
   RCC_OscInitStruct.PLL.PLLR = 2;
   RCC_OscInitStruct.PLL.PLLRGE = RCC_PLL1VCIRANGE_3;
   RCC_OscInitStruct.PLL.PLLVCOSEL = RCC_PLL1VCOWIDE;
   RCC_OscInitStruct.PLL.PLLFRACN = 0;
   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
     Error_Handler();
   }
-  /* Initializes the CPU, AHB and APB busses clocks */
+  /* Initializes the CPU, AHB and APB buses clocks */
   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
                                 | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2
                                 | RCC_CLOCKTYPE_D3PCLK1 | RCC_CLOCKTYPE_D1PCLK1;
@@ -355,24 +359,23 @@ WEAK void SystemClock_Config(void)
     Error_Handler();
   }
   PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_SDMMC | RCC_PERIPHCLK_ADC
-                                             | RCC_PERIPHCLK_USB | RCC_PERIPHCLK_QSPI;
+                                             | RCC_PERIPHCLK_USB | RCC_PERIPHCLK_QSPI
+                                             | RCC_PERIPHCLK_SDMMC;
   PeriphClkInitStruct.PLL2.PLL2M = 1;
   PeriphClkInitStruct.PLL2.PLL2N = 18;
-  PeriphClkInitStruct.PLL2.PLL2P = 1;
+  PeriphClkInitStruct.PLL2.PLL2P = 2;
   PeriphClkInitStruct.PLL2.PLL2Q = 2;
   PeriphClkInitStruct.PLL2.PLL2R = 2;
   PeriphClkInitStruct.PLL2.PLL2RGE = RCC_PLL2VCIRANGE_3;
   PeriphClkInitStruct.PLL2.PLL2VCOSEL = RCC_PLL2VCOMEDIUM;
-  PeriphClkInitStruct.PLL2.PLL2FRACN = 6144;
+  PeriphClkInitStruct.PLL2.PLL2FRACN = 6144.0;
   PeriphClkInitStruct.QspiClockSelection = RCC_QSPICLKSOURCE_D1HCLK;
   PeriphClkInitStruct.SdmmcClockSelection = RCC_SDMMCCLKSOURCE_PLL;
   PeriphClkInitStruct.UsbClockSelection = RCC_USBCLKSOURCE_HSI48;
   PeriphClkInitStruct.AdcClockSelection = RCC_ADCCLKSOURCE_PLL2;
   if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK) {
     Error_Handler();
   }
-  /* Enable USB Voltage detector */
-  HAL_PWREx_EnableUSBVoltageDetector();
 }
 
 #ifdef __cplusplus