diff options
Diffstat (limited to 'fw/midi-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_ll_rcc.c')
| -rw-r--r-- | fw/midi-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_ll_rcc.c | 609 |
1 files changed, 609 insertions, 0 deletions
diff --git a/fw/midi-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_ll_rcc.c b/fw/midi-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_ll_rcc.c new file mode 100644 index 0000000..83fe3e5 --- /dev/null +++ b/fw/midi-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_ll_rcc.c @@ -0,0 +1,609 @@ +/**
+ ******************************************************************************
+ * @file stm32f0xx_ll_rcc.c
+ * @author MCD Application Team
+ * @brief RCC LL module driver.
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© Copyright (c) 2016 STMicroelectronics.
+ * All rights reserved.</center></h2>
+ *
+ * This software component is licensed by ST under BSD 3-Clause license,
+ * the "License"; You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ * opensource.org/licenses/BSD-3-Clause
+ *
+ ******************************************************************************
+ */
+
+#if defined(USE_FULL_LL_DRIVER)
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f0xx_ll_rcc.h"
+#ifdef USE_FULL_ASSERT
+ #include "stm32_assert.h"
+#else
+ #define assert_param(expr) ((void)0U)
+#endif /* USE_FULL_ASSERT */
+/** @addtogroup STM32F0xx_LL_Driver
+ * @{
+ */
+
+#if defined(RCC)
+
+/** @defgroup RCC_LL RCC
+ * @{
+ */
+
+/* Private types -------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+
+/* Private constants ---------------------------------------------------------*/
+/* Private macros ------------------------------------------------------------*/
+/** @addtogroup RCC_LL_Private_Macros
+ * @{
+ */
+#if defined(RCC_CFGR3_USART2SW) && defined(RCC_CFGR3_USART3SW)
+#define IS_LL_RCC_USART_CLKSOURCE(__VALUE__) (((__VALUE__) == LL_RCC_USART1_CLKSOURCE) \
+ || ((__VALUE__) == LL_RCC_USART2_CLKSOURCE) \
+ || ((__VALUE__) == LL_RCC_USART3_CLKSOURCE))
+#elif defined(RCC_CFGR3_USART2SW) && !defined(RCC_CFGR3_USART3SW)
+#define IS_LL_RCC_USART_CLKSOURCE(__VALUE__) (((__VALUE__) == LL_RCC_USART1_CLKSOURCE) \
+ || ((__VALUE__) == LL_RCC_USART2_CLKSOURCE))
+#elif defined(RCC_CFGR3_USART3SW) && !defined(RCC_CFGR3_USART2SW)
+#define IS_LL_RCC_USART_CLKSOURCE(__VALUE__) (((__VALUE__) == LL_RCC_USART1_CLKSOURCE) \
+ || ((__VALUE__) == LL_RCC_USART3_CLKSOURCE))
+#else
+#define IS_LL_RCC_USART_CLKSOURCE(__VALUE__) (((__VALUE__) == LL_RCC_USART1_CLKSOURCE))
+#endif /* RCC_CFGR3_USART2SW && RCC_CFGR3_USART3SW */
+
+#define IS_LL_RCC_I2C_CLKSOURCE(__VALUE__) ((__VALUE__) == LL_RCC_I2C1_CLKSOURCE)
+
+#if defined(USB)
+#define IS_LL_RCC_USB_CLKSOURCE(__VALUE__) (((__VALUE__) == LL_RCC_USB_CLKSOURCE))
+#endif /* USB */
+
+#if defined(CEC)
+#define IS_LL_RCC_CEC_CLKSOURCE(__VALUE__) (((__VALUE__) == LL_RCC_CEC_CLKSOURCE))
+#endif /* CEC */
+
+/**
+ * @}
+ */
+
+/* Private function prototypes -----------------------------------------------*/
+/** @defgroup RCC_LL_Private_Functions RCC Private functions
+ * @{
+ */
+uint32_t RCC_GetSystemClockFreq(void);
+uint32_t RCC_GetHCLKClockFreq(uint32_t SYSCLK_Frequency);
+uint32_t RCC_GetPCLK1ClockFreq(uint32_t HCLK_Frequency);
+uint32_t RCC_PLL_GetFreqDomain_SYS(void);
+/**
+ * @}
+ */
+
+
+/* Exported functions --------------------------------------------------------*/
+/** @addtogroup RCC_LL_Exported_Functions
+ * @{
+ */
+
+/** @addtogroup RCC_LL_EF_Init
+ * @{
+ */
+
+/**
+ * @brief Reset the RCC clock configuration to the default reset state.
+ * @note The default reset state of the clock configuration is given below:
+ * - HSI ON and used as system clock source
+ * - HSE and PLL OFF
+ * - AHB and APB1 prescaler set to 1.
+ * - CSS, MCO OFF
+ * - All interrupts disabled
+ * @note This function doesn't modify the configuration of the
+ * - Peripheral clocks
+ * - LSI, LSE and RTC clocks
+ * @retval An ErrorStatus enumeration value:
+ * - SUCCESS: RCC registers are de-initialized
+ * - ERROR: not applicable
+ */
+ErrorStatus LL_RCC_DeInit(void)
+{
+ __IO uint32_t vl_mask;
+
+ /* Set HSION bit */
+ LL_RCC_HSI_Enable();
+
+ /* Wait for HSI READY bit */
+ while(LL_RCC_HSI_IsReady() != 1U)
+ {}
+
+ /* Set HSITRIM bits to the reset value*/
+ LL_RCC_HSI_SetCalibTrimming(0x10U);
+
+ /* Reset SW, HPRE, PPRE and MCOSEL bits */
+ vl_mask = 0xFFFFFFFFU;
+ CLEAR_BIT(vl_mask, (RCC_CFGR_SW | RCC_CFGR_HPRE | RCC_CFGR_PPRE | RCC_CFGR_MCOSEL));
+
+ /* Write new value in CFGR register */
+ LL_RCC_WriteReg(CFGR, vl_mask);
+
+ /* Wait till system clock source is ready */
+ while(LL_RCC_GetSysClkSource() != LL_RCC_SYS_CLKSOURCE_STATUS_HSI)
+ {}
+
+ /* Read CR register */
+ vl_mask = LL_RCC_ReadReg(CR);
+
+ /* Reset HSEON, CSSON, PLLON bits */
+ CLEAR_BIT(vl_mask, (RCC_CR_PLLON | RCC_CR_CSSON | RCC_CR_HSEON));
+
+ /* Write new value in CR register */
+ LL_RCC_WriteReg(CR, vl_mask);
+
+ /* Wait for PLL READY bit to be reset */
+ while(LL_RCC_PLL_IsReady() != 0U)
+ {}
+
+ /* Reset HSEBYP bit */
+ LL_RCC_HSE_DisableBypass();
+
+ /* Reset CFGR register */
+ LL_RCC_WriteReg(CFGR, 0x00000000U);
+
+#if defined(RCC_HSI48_SUPPORT)
+ /* Reset CR2 register */
+ LL_RCC_WriteReg(CR2, 0x00000000U);
+
+ /* Disable HSI48 */
+ LL_RCC_HSI48_Disable();
+
+#endif /*RCC_HSI48_SUPPORT*/
+ /* Set HSI14TRIM/HSI14ON/HSI14DIS bits to the reset value*/
+ LL_RCC_HSI14_SetCalibTrimming(0x10U);
+ LL_RCC_HSI14_Disable();
+ LL_RCC_HSI14_EnableADCControl();
+
+ /* Reset CFGR2 register */
+ LL_RCC_WriteReg(CFGR2, 0x00000000U);
+
+ /* Reset CFGR3 register */
+ LL_RCC_WriteReg(CFGR3, 0x00000000U);
+
+ /* Clear pending flags */
+#if defined(RCC_HSI48_SUPPORT)
+ vl_mask = (LL_RCC_CIR_LSIRDYC | LL_RCC_CIR_LSERDYC | LL_RCC_CIR_HSIRDYC | LL_RCC_CIR_HSERDYC |\
+ LL_RCC_CIR_PLLRDYC | LL_RCC_CIR_HSI14RDYC | LL_RCC_CIR_HSI48RDYC | LL_RCC_CIR_CSSC);
+#else
+ vl_mask = (LL_RCC_CIR_LSIRDYC | LL_RCC_CIR_LSERDYC | LL_RCC_CIR_HSIRDYC | LL_RCC_CIR_HSERDYC |\
+ LL_RCC_CIR_PLLRDYC | LL_RCC_CIR_HSI14RDYC | LL_RCC_CIR_CSSC);
+#endif /* RCC_HSI48_SUPPORT */
+
+ /* Write new value in CIR register */
+ LL_RCC_WriteReg(CIR, vl_mask);
+
+ /* Disable all interrupts */
+ LL_RCC_WriteReg(CIR, 0x00000000U);
+
+ /* Clear reset flags */
+ LL_RCC_ClearResetFlags();
+
+ return SUCCESS;
+}
+
+/**
+ * @}
+ */
+
+/** @addtogroup RCC_LL_EF_Get_Freq
+ * @brief Return the frequencies of different on chip clocks; System, AHB and APB1 buses clocks
+ * and different peripheral clocks available on the device.
+ * @note If SYSCLK source is HSI, function returns values based on HSI_VALUE(**)
+ * @note If SYSCLK source is HSE, function returns values based on HSE_VALUE(***)
+ * @note If SYSCLK source is PLL, function returns values based on
+ * HSI_VALUE(**) or HSE_VALUE(***) multiplied/divided by the PLL factors.
+ * @note (**) HSI_VALUE is a defined constant but the real value may vary
+ * depending on the variations in voltage and temperature.
+ * @note (***) HSE_VALUE is a defined constant, user has to ensure that
+ * HSE_VALUE is same as the real frequency of the crystal used.
+ * Otherwise, this function may have wrong result.
+ * @note The result of this function could be incorrect when using fractional
+ * value for HSE crystal.
+ * @note This function can be used by the user application to compute the
+ * baud-rate for the communication peripherals or configure other parameters.
+ * @{
+ */
+
+/**
+ * @brief Return the frequencies of different on chip clocks; System, AHB and APB1 buses clocks
+ * @note Each time SYSCLK, HCLK and/or PCLK1 clock changes, this function
+ * must be called to update structure fields. Otherwise, any
+ * configuration based on this function will be incorrect.
+ * @param RCC_Clocks pointer to a @ref LL_RCC_ClocksTypeDef structure which will hold the clocks frequencies
+ * @retval None
+ */
+void LL_RCC_GetSystemClocksFreq(LL_RCC_ClocksTypeDef *RCC_Clocks)
+{
+ /* Get SYSCLK frequency */
+ RCC_Clocks->SYSCLK_Frequency = RCC_GetSystemClockFreq();
+
+ /* HCLK clock frequency */
+ RCC_Clocks->HCLK_Frequency = RCC_GetHCLKClockFreq(RCC_Clocks->SYSCLK_Frequency);
+
+ /* PCLK1 clock frequency */
+ RCC_Clocks->PCLK1_Frequency = RCC_GetPCLK1ClockFreq(RCC_Clocks->HCLK_Frequency);
+}
+
+/**
+ * @brief Return USARTx clock frequency
+ * @param USARTxSource This parameter can be one of the following values:
+ * @arg @ref LL_RCC_USART1_CLKSOURCE
+ * @arg @ref LL_RCC_USART2_CLKSOURCE (*)
+ * @arg @ref LL_RCC_USART3_CLKSOURCE (*)
+ *
+ * (*) value not defined in all devices.
+ * @retval USART clock frequency (in Hz)
+ * @arg @ref LL_RCC_PERIPH_FREQUENCY_NO indicates that oscillator (HSI or LSE) is not ready
+ */
+uint32_t LL_RCC_GetUSARTClockFreq(uint32_t USARTxSource)
+{
+ uint32_t usart_frequency = LL_RCC_PERIPH_FREQUENCY_NO;
+
+ /* Check parameter */
+ assert_param(IS_LL_RCC_USART_CLKSOURCE(USARTxSource));
+#if defined(RCC_CFGR3_USART1SW)
+ if (USARTxSource == LL_RCC_USART1_CLKSOURCE)
+ {
+ /* USART1CLK clock frequency */
+ switch (LL_RCC_GetUSARTClockSource(USARTxSource))
+ {
+ case LL_RCC_USART1_CLKSOURCE_SYSCLK: /* USART1 Clock is System Clock */
+ usart_frequency = RCC_GetSystemClockFreq();
+ break;
+
+ case LL_RCC_USART1_CLKSOURCE_HSI: /* USART1 Clock is HSI Osc. */
+ if (LL_RCC_HSI_IsReady())
+ {
+ usart_frequency = HSI_VALUE;
+ }
+ break;
+
+ case LL_RCC_USART1_CLKSOURCE_LSE: /* USART1 Clock is LSE Osc. */
+ if (LL_RCC_LSE_IsReady())
+ {
+ usart_frequency = LSE_VALUE;
+ }
+ break;
+
+ case LL_RCC_USART1_CLKSOURCE_PCLK1: /* USART1 Clock is PCLK1 */
+ default:
+ usart_frequency = RCC_GetPCLK1ClockFreq(RCC_GetHCLKClockFreq(RCC_GetSystemClockFreq()));
+ break;
+ }
+ }
+#endif /* RCC_CFGR3_USART1SW */
+
+#if defined(RCC_CFGR3_USART2SW)
+ if (USARTxSource == LL_RCC_USART2_CLKSOURCE)
+ {
+ /* USART2CLK clock frequency */
+ switch (LL_RCC_GetUSARTClockSource(USARTxSource))
+ {
+ case LL_RCC_USART2_CLKSOURCE_SYSCLK: /* USART2 Clock is System Clock */
+ usart_frequency = RCC_GetSystemClockFreq();
+ break;
+
+ case LL_RCC_USART2_CLKSOURCE_HSI: /* USART2 Clock is HSI Osc. */
+ if (LL_RCC_HSI_IsReady())
+ {
+ usart_frequency = HSI_VALUE;
+ }
+ break;
+
+ case LL_RCC_USART2_CLKSOURCE_LSE: /* USART2 Clock is LSE Osc. */
+ if (LL_RCC_LSE_IsReady())
+ {
+ usart_frequency = LSE_VALUE;
+ }
+ break;
+
+ case LL_RCC_USART2_CLKSOURCE_PCLK1: /* USART2 Clock is PCLK1 */
+ default:
+ usart_frequency = RCC_GetPCLK1ClockFreq(RCC_GetHCLKClockFreq(RCC_GetSystemClockFreq()));
+ break;
+ }
+ }
+#endif /* RCC_CFGR3_USART2SW */
+
+#if defined(RCC_CFGR3_USART3SW)
+ if (USARTxSource == LL_RCC_USART3_CLKSOURCE)
+ {
+ /* USART3CLK clock frequency */
+ switch (LL_RCC_GetUSARTClockSource(USARTxSource))
+ {
+ case LL_RCC_USART3_CLKSOURCE_SYSCLK: /* USART3 Clock is System Clock */
+ usart_frequency = RCC_GetSystemClockFreq();
+ break;
+
+ case LL_RCC_USART3_CLKSOURCE_HSI: /* USART3 Clock is HSI Osc. */
+ if (LL_RCC_HSI_IsReady())
+ {
+ usart_frequency = HSI_VALUE;
+ }
+ break;
+
+ case LL_RCC_USART3_CLKSOURCE_LSE: /* USART3 Clock is LSE Osc. */
+ if (LL_RCC_LSE_IsReady())
+ {
+ usart_frequency = LSE_VALUE;
+ }
+ break;
+
+ case LL_RCC_USART3_CLKSOURCE_PCLK1: /* USART3 Clock is PCLK1 */
+ default:
+ usart_frequency = RCC_GetPCLK1ClockFreq(RCC_GetHCLKClockFreq(RCC_GetSystemClockFreq()));
+ break;
+ }
+ }
+
+#endif /* RCC_CFGR3_USART3SW */
+ return usart_frequency;
+}
+
+/**
+ * @brief Return I2Cx clock frequency
+ * @param I2CxSource This parameter can be one of the following values:
+ * @arg @ref LL_RCC_I2C1_CLKSOURCE
+ * @retval I2C clock frequency (in Hz)
+ * @arg @ref LL_RCC_PERIPH_FREQUENCY_NO indicates that HSI oscillator is not ready
+ */
+uint32_t LL_RCC_GetI2CClockFreq(uint32_t I2CxSource)
+{
+ uint32_t i2c_frequency = LL_RCC_PERIPH_FREQUENCY_NO;
+
+ /* Check parameter */
+ assert_param(IS_LL_RCC_I2C_CLKSOURCE(I2CxSource));
+
+ /* I2C1 CLK clock frequency */
+ if (I2CxSource == LL_RCC_I2C1_CLKSOURCE)
+ {
+ switch (LL_RCC_GetI2CClockSource(I2CxSource))
+ {
+ case LL_RCC_I2C1_CLKSOURCE_SYSCLK: /* I2C1 Clock is System Clock */
+ i2c_frequency = RCC_GetSystemClockFreq();
+ break;
+
+ case LL_RCC_I2C1_CLKSOURCE_HSI: /* I2C1 Clock is HSI Osc. */
+ default:
+ if (LL_RCC_HSI_IsReady())
+ {
+ i2c_frequency = HSI_VALUE;
+ }
+ break;
+ }
+ }
+
+ return i2c_frequency;
+}
+
+#if defined(USB)
+/**
+ * @brief Return USBx clock frequency
+ * @param USBxSource This parameter can be one of the following values:
+ * @arg @ref LL_RCC_USB_CLKSOURCE
+ * @retval USB clock frequency (in Hz)
+ * @arg @ref LL_RCC_PERIPH_FREQUENCY_NO indicates that oscillator (HSI48) or PLL is not ready
+ * @arg @ref LL_RCC_PERIPH_FREQUENCY_NA indicates that no clock source selected
+ */
+uint32_t LL_RCC_GetUSBClockFreq(uint32_t USBxSource)
+{
+ uint32_t usb_frequency = LL_RCC_PERIPH_FREQUENCY_NO;
+
+ /* Check parameter */
+ assert_param(IS_LL_RCC_USB_CLKSOURCE(USBxSource));
+
+ /* USBCLK clock frequency */
+ switch (LL_RCC_GetUSBClockSource(USBxSource))
+ {
+ case LL_RCC_USB_CLKSOURCE_PLL: /* PLL clock used as USB clock source */
+ if (LL_RCC_PLL_IsReady())
+ {
+ usb_frequency = RCC_PLL_GetFreqDomain_SYS();
+ }
+ break;
+
+#if defined(RCC_CFGR3_USBSW_HSI48)
+ case LL_RCC_USB_CLKSOURCE_HSI48: /* HSI48 clock used as USB clock source */
+ default:
+ if (LL_RCC_HSI48_IsReady())
+ {
+ usb_frequency = HSI48_VALUE;
+ }
+ break;
+#else
+ case LL_RCC_USB_CLKSOURCE_NONE: /* No clock used as USB clock source */
+ default:
+ usb_frequency = LL_RCC_PERIPH_FREQUENCY_NA;
+ break;
+#endif /* RCC_CFGR3_USBSW_HSI48 */
+ }
+
+ return usb_frequency;
+}
+#endif /* USB */
+
+#if defined(CEC)
+/**
+ * @brief Return CECx clock frequency
+ * @param CECxSource This parameter can be one of the following values:
+ * @arg @ref LL_RCC_CEC_CLKSOURCE
+ * @retval CEC clock frequency (in Hz)
+ * @arg @ref LL_RCC_PERIPH_FREQUENCY_NO indicates that oscillators (HSI or LSE) are not ready
+ */
+uint32_t LL_RCC_GetCECClockFreq(uint32_t CECxSource)
+{
+ uint32_t cec_frequency = LL_RCC_PERIPH_FREQUENCY_NO;
+
+ /* Check parameter */
+ assert_param(IS_LL_RCC_CEC_CLKSOURCE(CECxSource));
+
+ /* CECCLK clock frequency */
+ switch (LL_RCC_GetCECClockSource(CECxSource))
+ {
+ case LL_RCC_CEC_CLKSOURCE_HSI_DIV244: /* HSI / 244 clock used as CEC clock source */
+ if (LL_RCC_HSI_IsReady())
+ {
+ cec_frequency = HSI_VALUE / 244U;
+ }
+ break;
+
+ case LL_RCC_CEC_CLKSOURCE_LSE: /* LSE clock used as CEC clock source */
+ default:
+ if (LL_RCC_LSE_IsReady())
+ {
+ cec_frequency = LSE_VALUE;
+ }
+ break;
+ }
+
+ return cec_frequency;
+}
+#endif /* CEC */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/** @addtogroup RCC_LL_Private_Functions
+ * @{
+ */
+
+/**
+ * @brief Return SYSTEM clock frequency
+ * @retval SYSTEM clock frequency (in Hz)
+ */
+uint32_t RCC_GetSystemClockFreq(void)
+{
+ uint32_t frequency = 0U;
+
+ /* Get SYSCLK source -------------------------------------------------------*/
+ switch (LL_RCC_GetSysClkSource())
+ {
+ case LL_RCC_SYS_CLKSOURCE_STATUS_HSI: /* HSI used as system clock source */
+ frequency = HSI_VALUE;
+ break;
+
+ case LL_RCC_SYS_CLKSOURCE_STATUS_HSE: /* HSE used as system clock source */
+ frequency = HSE_VALUE;
+ break;
+
+ case LL_RCC_SYS_CLKSOURCE_STATUS_PLL: /* PLL used as system clock source */
+ frequency = RCC_PLL_GetFreqDomain_SYS();
+ break;
+
+#if defined(RCC_HSI48_SUPPORT)
+ case LL_RCC_SYS_CLKSOURCE_STATUS_HSI48:/* HSI48 used as system clock source */
+ frequency = HSI48_VALUE;
+ break;
+#endif /* RCC_HSI48_SUPPORT */
+
+ default:
+ frequency = HSI_VALUE;
+ break;
+ }
+
+ return frequency;
+}
+
+/**
+ * @brief Return HCLK clock frequency
+ * @param SYSCLK_Frequency SYSCLK clock frequency
+ * @retval HCLK clock frequency (in Hz)
+ */
+uint32_t RCC_GetHCLKClockFreq(uint32_t SYSCLK_Frequency)
+{
+ /* HCLK clock frequency */
+ return __LL_RCC_CALC_HCLK_FREQ(SYSCLK_Frequency, LL_RCC_GetAHBPrescaler());
+}
+
+/**
+ * @brief Return PCLK1 clock frequency
+ * @param HCLK_Frequency HCLK clock frequency
+ * @retval PCLK1 clock frequency (in Hz)
+ */
+uint32_t RCC_GetPCLK1ClockFreq(uint32_t HCLK_Frequency)
+{
+ /* PCLK1 clock frequency */
+ return __LL_RCC_CALC_PCLK1_FREQ(HCLK_Frequency, LL_RCC_GetAPB1Prescaler());
+}
+/**
+ * @brief Return PLL clock frequency used for system domain
+ * @retval PLL clock frequency (in Hz)
+ */
+uint32_t RCC_PLL_GetFreqDomain_SYS(void)
+{
+ uint32_t pllinputfreq = 0U, pllsource = 0U;
+
+ /* PLL_VCO = (HSE_VALUE or HSI_VALUE / PLL divider) * PLL Multiplicator */
+
+ /* Get PLL source */
+ pllsource = LL_RCC_PLL_GetMainSource();
+
+ switch (pllsource)
+ {
+#if defined(RCC_PLLSRC_PREDIV1_SUPPORT)
+ case LL_RCC_PLLSOURCE_HSI: /* HSI used as PLL clock source */
+ pllinputfreq = HSI_VALUE;
+#else
+ case LL_RCC_PLLSOURCE_HSI_DIV_2: /* HSI used as PLL clock source */
+ pllinputfreq = HSI_VALUE / 2U;
+#endif /* RCC_PLLSRC_PREDIV1_SUPPORT */
+ break;
+
+#if defined(RCC_HSI48_SUPPORT)
+ case LL_RCC_PLLSOURCE_HSI48: /* HSI48 used as PLL clock source */
+ pllinputfreq = HSI48_VALUE;
+ break;
+#endif /* RCC_HSI48_SUPPORT */
+
+ case LL_RCC_PLLSOURCE_HSE: /* HSE used as PLL clock source */
+ pllinputfreq = HSE_VALUE;
+ break;
+
+ default:
+#if defined(RCC_PLLSRC_PREDIV1_SUPPORT)
+ pllinputfreq = HSI_VALUE;
+#else
+ pllinputfreq = HSI_VALUE / 2U;
+#endif /* RCC_PLLSRC_PREDIV1_SUPPORT */
+ break;
+ }
+#if defined(RCC_PLLSRC_PREDIV1_SUPPORT)
+ return __LL_RCC_CALC_PLLCLK_FREQ(pllinputfreq, LL_RCC_PLL_GetMultiplicator(), LL_RCC_PLL_GetPrediv());
+#else
+ return __LL_RCC_CALC_PLLCLK_FREQ((pllinputfreq / (LL_RCC_PLL_GetPrediv() + 1U)), LL_RCC_PLL_GetMultiplicator());
+#endif /* RCC_PLLSRC_PREDIV1_SUPPORT */
+}
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+#endif /* defined(RCC) */
+
+/**
+ * @}
+ */
+
+#endif /* USE_FULL_LL_DRIVER */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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