/* * Copyright 2018 NXP. * All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ /*********************************************************************************************************************** * This file was generated by the MCUXpresso Config Tools. Any manual edits made to this file * will be overwritten if the respective MCUXpresso Config Tools is used to update this file. **********************************************************************************************************************/ /* * How to set up clock using clock driver functions: * * 1. Setup clock sources. * * 2. Setup voltage for the fastest of the clock outputs * * 3. Set up wait states of the flash. * * 4. Set up all dividers. * * 5. Set up all selectors to provide selected clocks. */ /* clang-format off */ /* TEXT BELOW IS USED AS SETTING FOR TOOLS ************************************* !!GlobalInfo product: Clocks v4.1 processor: LPC54114J256 package_id: LPC54114J256BD64 mcu_data: ksdk2_0 processor_version: 4.0.0 board: LPCXpresso54114 * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR TOOLS **********/ /* clang-format on */ #include "fsl_power.h" #include "fsl_clock.h" #include "clock_config.h" /******************************************************************************* * Definitions ******************************************************************************/ /******************************************************************************* * Variables ******************************************************************************/ /* System clock frequency. */ extern uint32_t SystemCoreClock; /******************************************************************************* ************************ BOARD_InitBootClocks function ************************ ******************************************************************************/ void BOARD_InitBootClocks(void) { BOARD_BootClockHSRUN(); } /******************************************************************************* ********************* Configuration BOARD_BootClockVLPR *********************** ******************************************************************************/ /* clang-format off */ /* TEXT BELOW IS USED AS SETTING FOR TOOLS ************************************* !!Configuration name: BOARD_BootClockVLPR outputs: - {id: System_clock.outFreq, value: 12 MHz} * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR TOOLS **********/ /* clang-format on */ /******************************************************************************* * Variables for BOARD_BootClockVLPR configuration ******************************************************************************/ /******************************************************************************* * Code for BOARD_BootClockVLPR configuration ******************************************************************************/ void BOARD_BootClockVLPR(void) { #ifndef SDK_SECONDARY_CORE /*!< Set up the clock sources */ /*!< Set up FRO */ POWER_DisablePD(kPDRUNCFG_PD_FRO_EN); /*!< Ensure FRO is on */ CLOCK_SetupFROClocking(12000000U); /*!< Set up FRO to the 12 MHz, just for sure */ CLOCK_AttachClk(kFRO12M_to_MAIN_CLK); /*!< Switch to FRO 12MHz first to ensure we can change voltage without accidentally being below the voltage for current speed */ POWER_SetVoltageForFreq( 12000000U); /*!< Set voltage for the one of the fastest clock outputs: System clock output */ CLOCK_SetFLASHAccessCyclesForFreq(12000000U); /*!< Set FLASH wait states for core */ /*!< Set up dividers */ CLOCK_SetClkDiv(kCLOCK_DivAhbClk, 1U, false); /*!< Set AHBCLKDIV divider to value 1 */ /*!< Set up clock selectors - Attach clocks to the peripheries */ CLOCK_AttachClk(kFRO12M_to_MAIN_CLK); /*!< Switch MAIN_CLK to FRO12M */ /*< Set SystemCoreClock variable. */ SystemCoreClock = BOARD_BOOTCLOCKVLPR_CORE_CLOCK; #endif } /******************************************************************************* ********************** Configuration BOARD_BootClockRUN *********************** ******************************************************************************/ /* clang-format off */ /* TEXT BELOW IS USED AS SETTING FOR TOOLS ************************************* !!Configuration name: BOARD_BootClockRUN outputs: - {id: System_clock.outFreq, value: 48 MHz} settings: - {id: SYSCON.MAINCLKSELA.sel, value: SYSCON.fro_hf} * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR TOOLS **********/ /* clang-format on */ /******************************************************************************* * Variables for BOARD_BootClockRUN configuration ******************************************************************************/ /******************************************************************************* * Code for BOARD_BootClockRUN configuration ******************************************************************************/ void BOARD_BootClockRUN(void) { #ifndef SDK_SECONDARY_CORE /*!< Set up the clock sources */ /*!< Set up FRO */ POWER_DisablePD(kPDRUNCFG_PD_FRO_EN); /*!< Ensure FRO is on */ CLOCK_SetupFROClocking(12000000U); /*!< Set up FRO to the 12 MHz, just for sure */ CLOCK_AttachClk(kFRO12M_to_MAIN_CLK); /*!< Switch to FRO 12MHz first to ensure we can change voltage without accidentally being below the voltage for current speed */ POWER_SetVoltageForFreq( 48000000U); /*!< Set voltage for the one of the fastest clock outputs: System clock output */ CLOCK_SetFLASHAccessCyclesForFreq(48000000U); /*!< Set FLASH wait states for core */ CLOCK_SetupFROClocking(48000000U); /*!< Set up high frequency FRO output to selected frequency */ /*!< Set up dividers */ CLOCK_SetClkDiv(kCLOCK_DivAhbClk, 1U, false); /*!< Set AHBCLKDIV divider to value 1 */ /*!< Set up clock selectors - Attach clocks to the peripheries */ CLOCK_AttachClk(kFRO_HF_to_MAIN_CLK); /*!< Switch MAIN_CLK to FRO_HF */ /*< Set SystemCoreClock variable. */ SystemCoreClock = BOARD_BOOTCLOCKRUN_CORE_CLOCK; #endif } /******************************************************************************* ********************* Configuration BOARD_BootClockHSRUN ********************** ******************************************************************************/ /* clang-format off */ /* TEXT BELOW IS USED AS SETTING FOR TOOLS ************************************* !!Configuration name: BOARD_BootClockHSRUN called_from_default_init: true outputs: - {id: System_clock.outFreq, value: 96 MHz} settings: - {id: SYSCON.MAINCLKSELA.sel, value: SYSCON.fro_hf} sources: - {id: SYSCON.fro_hf.outFreq, value: 96 MHz} * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR TOOLS **********/ /* clang-format on */ /******************************************************************************* * Variables for BOARD_BootClockHSRUN configuration ******************************************************************************/ /******************************************************************************* * Code for BOARD_BootClockHSRUN configuration ******************************************************************************/ void BOARD_BootClockHSRUN(void) { #ifndef SDK_SECONDARY_CORE /*!< Set up the clock sources */ /*!< Set up FRO */ POWER_DisablePD(kPDRUNCFG_PD_FRO_EN); /*!< Ensure FRO is on */ CLOCK_SetupFROClocking(12000000U); /*!< Set up FRO to the 12 MHz, just for sure */ CLOCK_AttachClk(kFRO12M_to_MAIN_CLK); /*!< Switch to FRO 12MHz first to ensure we can change voltage without accidentally being below the voltage for current speed */ POWER_SetVoltageForFreq( 96000000U); /*!< Set voltage for the one of the fastest clock outputs: System clock output */ CLOCK_SetFLASHAccessCyclesForFreq(96000000U); /*!< Set FLASH wait states for core */ CLOCK_SetupFROClocking(96000000U); /*!< Set up high frequency FRO output to selected frequency */ /*!< Set up dividers */ CLOCK_SetClkDiv(kCLOCK_DivAhbClk, 1U, false); /*!< Set AHBCLKDIV divider to value 1 */ /*!< Set up clock selectors - Attach clocks to the peripheries */ CLOCK_AttachClk(kFRO_HF_to_MAIN_CLK); /*!< Switch MAIN_CLK to FRO_HF */ /*< Set SystemCoreClock variable. */ SystemCoreClock = BOARD_BOOTCLOCKHSRUN_CORE_CLOCK; #endif }