ea87d008a0
Fix for ci error Typo changes Fixed typo in boards/arm/stm32u5/nucleo-u5a5zj-q/src/stm32_bringup.c Typo changes Typo fixes Typo fixes Typo changes Typo changes Typo changes
223 lines
7.0 KiB
C
223 lines
7.0 KiB
C
/****************************************************************************
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* arch/arm/src/stm32u5/stm32_rcc.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __ARCH_ARM_SRC_STM32U5_STM32_RCC_H
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#define __ARCH_ARM_SRC_STM32U5_STM32_RCC_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include "arm_internal.h"
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#include "chip.h"
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#if defined(CONFIG_STM32U5_STM32U585XX) || defined(CONFIG_STM32U5_STM32U5A5XX)
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# include "hardware/stm32u5xx_rcc.h"
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#else
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# error "Unsupported STM32U5 chip"
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#endif
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#ifndef __ASSEMBLY__
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#undef EXTERN
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#if defined(__cplusplus)
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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/****************************************************************************
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* Inline Functions
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****************************************************************************/
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/****************************************************************************
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* Name: stm32_mcoconfig
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*
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* Description:
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* Selects the clock source to output on MCO pin (PA8) for stm32u585xx.
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* PA8 should be configured in alternate function mode.
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*
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* Input Parameters:
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* source - One of the RCC_CFGR_MCO definitions from chip/stm32u585xx_rcc.h
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*
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* Returned Value:
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* None
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*
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****************************************************************************/
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static inline void stm32_mcoconfig(uint32_t source)
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{
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uint32_t regval;
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/* Set MCO source */
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regval = getreg32(STM32_RCC_CFGR1);
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regval &= ~(RCC_CFGR1_MCOSEL_MASK);
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regval |= (source & RCC_CFGR1_MCOSEL_MASK);
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putreg32(regval, STM32_RCC_CFGR1);
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}
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Name: stm32_clockconfig
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*
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* Description:
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* Called to establish the clock settings based on the values in board.h.
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* This function (by default) will reset most everything, enable the PLL,
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* and enable peripheral clocking for all periperipherals enabled in the
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* NuttX configuration file.
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*
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* If CONFIG_ARCH_BOARD_STM32U5_CUSTOM_CLOCKCONFIG is defined, then
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* clocking will be enabled by an externally provided, board-specific
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* function called stm32_board_clockconfig().
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*
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* Input Parameters:
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* None
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*
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* Returned Value:
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* None
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*
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****************************************************************************/
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void stm32_clockconfig(void);
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/****************************************************************************
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* Name: stm32_board_clockconfig
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*
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* Description:
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* Any STM32U5 board may replace the "standard" board clock configuration
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* logic with its own, custom clock configuration logic.
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*
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****************************************************************************/
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#ifdef CONFIG_ARCH_BOARD_STM32U5_CUSTOM_CLOCKCONFIG
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void stm32_board_clockconfig(void);
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#endif
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/****************************************************************************
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* Name: stm32_stdclockconfig
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*
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* Description:
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* The standard logic to configure the clocks based on settings in board.h.
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* Applicable if no custom clock config is provided. This function is
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* chip type specific and implemented in corresponding modules such as e.g.
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* stm3262xx_rcc.c
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*
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****************************************************************************/
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#ifndef CONFIG_ARCH_BOARD_STM32U5_CUSTOM_CLOCKCONFIG
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void stm32_stdclockconfig(void);
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#endif
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/****************************************************************************
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* Name: stm32_clockenable
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*
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* Description:
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* Re-enable the clock and restore the clock settings based on settings in
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* board.h. This function is only available to support low-power modes of
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* operation: When re-awakening from deep-sleep modes, it is necessary to
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* re-enable/re-start the PLL
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*
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* This function performs a subset of the operations performed by
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* stm32_clockconfig(): It does not reset any devices, and it does not
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* reset the currently enabled peripheral clocks.
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*
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* If CONFIG_ARCH_BOARD_STM32U5_CUSTOM_CLOCKCONFIG is defined, then
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* clocking will be enabled by an externally provided, board-specific
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* function called stm32_board_clockconfig().
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*
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* Input Parameters:
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* None
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*
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* Returned Value:
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* None
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*
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****************************************************************************/
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#ifdef CONFIG_PM
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void stm32_clockenable(void);
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#endif
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/****************************************************************************
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* Name: stm32_rcc_enablelse
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*
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* Description:
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* Enable the External Low-Speed (LSE) Oscillator.
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*
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* Input Parameters:
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* None
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*
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* Returned Value:
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* None
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*
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****************************************************************************/
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void stm32_rcc_enablelse(void);
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/****************************************************************************
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* Name: stm32_rcc_enablelsi
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*
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* Description:
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* Enable the Internal Low-Speed (LSI) RC Oscillator.
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*
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****************************************************************************/
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void stm32_rcc_enablelsi(void);
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/****************************************************************************
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* Name: stm32_rcc_disablelsi
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*
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* Description:
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* Disable the Internal Low-Speed (LSI) RC Oscillator.
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*
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****************************************************************************/
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void stm32_rcc_disablelsi(void);
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/****************************************************************************
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* Name: stm32_rcc_enableperipherals
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*
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* Description:
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* Enable all the chip peripherals according to configuration. This is
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* chip type specific and thus implemented in corresponding modules such as
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* e.g. stm3262xx_rcc.c
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*
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****************************************************************************/
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void stm32_rcc_enableperipherals(void);
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#undef EXTERN
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __ASSEMBLY__ */
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#endif /* __ARCH_ARM_SRC_STM32U5_STM32_RCC_H */
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