/*********************************************************************************************************************** * 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 v11.0 processor: LPC54114J256 package_id: LPC54114J256BD64 mcu_data: ksdk2_0 processor_version: 13.0.1 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 ******************************************************************************/ /******************************************************************************* ************************ BOARD_InitBootClocks function ************************ ******************************************************************************/ void BOARD_InitBootClocks(void) { BOARD_BootClockPLL150M(); } /******************************************************************************* ******************** Configuration BOARD_BootClockFRO12M ********************** ******************************************************************************/ /* clang-format off */ /* TEXT BELOW IS USED AS SETTING FOR TOOLS ************************************* !!Configuration name: BOARD_BootClockFRO12M 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_BootClockFRO12M configuration ******************************************************************************/ /******************************************************************************* * Code for BOARD_BootClockFRO12M configuration ******************************************************************************/ void BOARD_BootClockFRO12M(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_BOOTCLOCKFRO12M_CORE_CLOCK; #endif } /******************************************************************************* ******************* Configuration BOARD_BootClockFROHF48M ********************* ******************************************************************************/ /* clang-format off */ /* TEXT BELOW IS USED AS SETTING FOR TOOLS ************************************* !!Configuration name: BOARD_BootClockFROHF48M 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_BootClockFROHF48M configuration ******************************************************************************/ /******************************************************************************* * Code for BOARD_BootClockFROHF48M configuration ******************************************************************************/ void BOARD_BootClockFROHF48M(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_BOOTCLOCKFROHF48M_CORE_CLOCK; #endif } /******************************************************************************* ******************* Configuration BOARD_BootClockFROHF96M ********************* ******************************************************************************/ /* clang-format off */ /* TEXT BELOW IS USED AS SETTING FOR TOOLS ************************************* !!Configuration name: BOARD_BootClockFROHF96M 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_BootClockFROHF96M configuration ******************************************************************************/ /******************************************************************************* * Code for BOARD_BootClockFROHF96M configuration ******************************************************************************/ void BOARD_BootClockFROHF96M(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_BOOTCLOCKFROHF96M_CORE_CLOCK; #endif } /******************************************************************************* ******************** Configuration BOARD_BootClockPLL150M ********************* ******************************************************************************/ /* clang-format off */ /* TEXT BELOW IS USED AS SETTING FOR TOOLS ************************************* !!Configuration name: BOARD_BootClockPLL150M called_from_default_init: true outputs: - {id: PLL_clock.outFreq, value: 144 MHz} - {id: System_clock.outFreq, value: 144 MHz} settings: - {id: PLL_Mode, value: Normal} - {id: SYSCON.DIRECTO.sel, value: SYSCON.PLL} - {id: SYSCON.MAINCLKSELA.sel, value: SYSCON.clk_in} - {id: SYSCON.MAINCLKSELB.sel, value: SYSCON.PLL_BYPASS} - {id: SYSCON.M_MULT.scale, value: '48', locked: true} - {id: SYSCON.N_DIV.scale, value: '8', locked: true} - {id: SYSCON.PLL_BYPASS.sel, value: SYSCON.DIRECTO} - {id: SYSCON.SYSPLLCLKSEL.sel, value: SYSCON.clk_in} sources: - {id: SYSCON.clk_in.outFreq, value: 24 MHz, enabled: true} * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR TOOLS **********/ /* clang-format on */ /******************************************************************************* * Variables for BOARD_BootClockPLL150M configuration ******************************************************************************/ /******************************************************************************* * Code for BOARD_BootClockPLL150M configuration ******************************************************************************/ void BOARD_BootClockPLL150M(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(144000000U); /*!< Set voltage for the one of the fastest clock outputs: System clock output */ CLOCK_SetFLASHAccessCyclesForFreq(144000000U); /*!< Set FLASH wait states for core */ /*!< Set up PLL */ CLOCK_AttachClk(kEXT_CLK_to_SYS_PLL); /*!< Switch PLL clock source selector to EXT_CLK */ const pll_setup_t pllSetup = { .syspllctrl = SYSCON_SYSPLLCTRL_BANDSEL_MASK | SYSCON_SYSPLLCTRL_SELI(52U) | SYSCON_SYSPLLCTRL_SELP(25U) | SYSCON_SYSPLLCTRL_DIRECTO_MASK, .syspllndec = SYSCON_SYSPLLNDEC_NDEC(44U), .syspllpdec = SYSCON_SYSPLLPDEC_PDEC(2U), .syspllssctrl = {(SYSCON_SYSPLLSSCTRL0_MDEC(32682U) | SYSCON_SYSPLLSSCTRL0_SEL_EXT_MASK),0x0U}, .pllRate = 144000000U, .flags = PLL_SETUPFLAG_POWERUP }; CLOCK_SetPLLFreq(&pllSetup); /*!< Configure PLL to the desired values */ /* PLL input more than 20 MHz */ /* SYSTICK is used for waiting for PLL stabilization */ CLOCK_SetClkDiv(kCLOCK_DivSystickClk, 0U, true); /*!< Reset SysTick divider counter and halt it */ CLOCK_SetClkDiv(kCLOCK_DivSystickClk, 3U, false); /*!< Set SysTick divider to value 3 */ SysTick->LOAD = 27999UL; /*!< Set SysTick count value */ SysTick->VAL = 0UL; /*!< Reset current count value */ SysTick->CTRL = SysTick_CTRL_ENABLE_Msk; /*!< Enable SYSTICK */ while((SysTick->CTRL & SysTick_CTRL_COUNTFLAG_Msk) != SysTick_CTRL_COUNTFLAG_Msk){} /*!< Waiting for PLL stabilization */ SysTick->CTRL = 0UL; /*!< Stop SYSTICK */ /*!< 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(kSYS_PLL_to_MAIN_CLK); /*!< Switch MAIN_CLK to SYS_PLL */ SYSCON->MAINCLKSELA = ((SYSCON->MAINCLKSELA & ~SYSCON_MAINCLKSELA_SEL_MASK) | SYSCON_MAINCLKSELA_SEL(1U)); /*!< Switch MAINCLKSELA to EXT_CLK even it is not used for MAINCLKSELB */ /*!< Set SystemCoreClock variable. */ SystemCoreClock = BOARD_BOOTCLOCKPLL150M_CORE_CLOCK; #endif }