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micropython/ports/mimxrt/boards/MIMXRT1176_clock_config.c

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/*
* Copyright 2020 NXP
* All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
/*
* How to setup clock using clock driver functions:
*
* 1. Call CLOCK_InitXXXPLL() to configure corresponding PLL clock.
*
* 2. Call CLOCK_InitXXXpfd() to configure corresponding PLL pfd clock.
*
* 3. Call CLOCK_SetRootClock() to configure corresponding module clock source and divider.
*
*/
#include CLOCK_CONFIG_H
#include "fsl_iomuxc.h"
#include "fsl_dcdc.h"
#include "fsl_pmu.h"
#include "fsl_clock.h"
/*******************************************************************************
* Definitions
******************************************************************************/
/*******************************************************************************
* Variables
******************************************************************************/
/* System clock frequency. */
extern uint32_t SystemCoreClock;
/*******************************************************************************
************************ BOARD_InitBootClocks function ************************
******************************************************************************/
void BOARD_InitBootClocks(void) {
BOARD_BootClockRUN();
}
#if defined(XIP_BOOT_HEADER_ENABLE) && (XIP_BOOT_HEADER_ENABLE == 1)
#if defined(XIP_BOOT_HEADER_DCD_ENABLE) && (XIP_BOOT_HEADER_DCD_ENABLE == 1)
/* This function should not run from SDRAM since it will change SEMC configuration. */
AT_QUICKACCESS_SECTION_CODE(void UpdateSemcClock(void));
void UpdateSemcClock(void) {
/* Enable self-refresh mode and update semc clock root to 200MHz. */
SEMC->IPCMD = 0xA55A000D;
while ((SEMC->INTR & 0x3) == 0) {
;
}
SEMC->INTR = 0x3;
SEMC->DCCR = 0x0B;
/*
* Currently we are using SEMC parameter which fit both 166MHz and 200MHz, only
* need to change the SEMC clock root here. If customer is using their own DCD and
* want to switch from 166MHz to 200MHz, extra SEMC configuration might need to be
* adjusted here to fine tune the SDRAM performance
*/
CCM->CLOCK_ROOT[kCLOCK_Root_Semc].CONTROL = 0x602;
}
#endif
#endif
/*******************************************************************************
********************** Configuration BOARD_BootClockRUN ***********************
******************************************************************************/
/*******************************************************************************
* Variables for BOARD_BootClockRUN configuration
******************************************************************************/
#ifndef SKIP_POWER_ADJUSTMENT
#if __CORTEX_M == 7
#define BYPASS_LDO_LPSR 1
#define SKIP_LDO_ADJUSTMENT 1
#elif __CORTEX_M == 4
#define SKIP_DCDC_ADJUSTMENT 1
#define SKIP_FBB_ENABLE 1
#endif
#endif
const clock_arm_pll_config_t armPllConfig_BOARD_BootClockRUN = {
.postDivider = kCLOCK_PllPostDiv2, /* Post divider, 0 - DIV by 2, 1 - DIV by 4, 2 - DIV by 8, 3 - DIV by 1 */
.loopDivider = 166, /* PLL Loop divider, Fout = Fin * ( loopDivider / ( 2 * postDivider ) ) */
};
const clock_sys_pll1_config_t sysPll1Config_BOARD_BootClockRUN = {
.pllDiv2En = true,
};
const clock_sys_pll2_config_t sysPll2Config_BOARD_BootClockRUN = {
.mfd = 268435455, /* Denominator of spread spectrum */
.ss = NULL, /* Spread spectrum parameter */
.ssEnable = false, /* Enable spread spectrum or not */
};
const clock_video_pll_config_t videoPllConfig_BOARD_BootClockRUN = {
.loopDivider = 41, /* PLL Loop divider, valid range for DIV_SELECT divider value: 27 ~ 54. */
.postDivider = 0, /* Divider after PLL, should only be 1, 2, 4, 8, 16, 32 */
.numerator = 1, /* 30 bit numerator of fractional loop divider, Fout = Fin * ( loopDivider + numerator / denominator ) */
.denominator = 960000, /* 30 bit denominator of fractional loop divider, Fout = Fin * ( loopDivider + numerator / denominator ) */
.ss = NULL, /* Spread spectrum parameter */
.ssEnable = false, /* Enable spread spectrum or not */
};
/*******************************************************************************
* Code for BOARD_BootClockRUN configuration
******************************************************************************/
void BOARD_BootClockRUN(void) {
clock_root_config_t rootCfg = {0};
#if !defined(SKIP_DCDC_ADJUSTMENT) || (!SKIP_DCDC_ADJUSTMENT)
if ((OCOTP->FUSEN[16].FUSE == 0x57AC5969U) && ((OCOTP->FUSEN[17].FUSE & 0xFFU) == 0x0BU)) {
DCDC_SetVDD1P0BuckModeTargetVoltage(DCDC, kDCDC_1P0BuckTarget1P15V);
} else {
/* Set 1.125V for production samples to align with data sheet requirement */
DCDC_SetVDD1P0BuckModeTargetVoltage(DCDC, kDCDC_1P0BuckTarget1P125V);
}
#endif
#if !defined(SKIP_FBB_ENABLE) || (!SKIP_FBB_ENABLE)
/* Check if FBB need to be enabled in OverDrive(OD) mode */
if (((OCOTP->FUSEN[7].FUSE & 0x10U) >> 4U) != 1) {
PMU_EnableBodyBias(ANADIG_PMU, kPMU_FBB_CM7, true);
} else {
PMU_EnableBodyBias(ANADIG_PMU, kPMU_FBB_CM7, false);
}
#endif
#if defined(BYPASS_LDO_LPSR) && BYPASS_LDO_LPSR
PMU_StaticEnableLpsrAnaLdoBypassMode(ANADIG_LDO_SNVS, true);
PMU_StaticEnableLpsrDigLdoBypassMode(ANADIG_LDO_SNVS, true);
#endif
#if !defined(SKIP_LDO_ADJUSTMENT) || (!SKIP_LDO_ADJUSTMENT)
pmu_static_lpsr_ana_ldo_config_t lpsrAnaConfig;
pmu_static_lpsr_dig_config_t lpsrDigConfig;
if ((ANADIG_LDO_SNVS->PMU_LDO_LPSR_ANA & ANADIG_LDO_SNVS_PMU_LDO_LPSR_ANA_BYPASS_MODE_EN_MASK) == 0UL) {
PMU_StaticGetLpsrAnaLdoDefaultConfig(&lpsrAnaConfig);
PMU_StaticLpsrAnaLdoInit(ANADIG_LDO_SNVS, &lpsrAnaConfig);
}
if ((ANADIG_LDO_SNVS->PMU_LDO_LPSR_DIG & ANADIG_LDO_SNVS_PMU_LDO_LPSR_DIG_BYPASS_MODE_MASK) == 0UL) {
PMU_StaticGetLpsrDigLdoDefaultConfig(&lpsrDigConfig);
lpsrDigConfig.targetVoltage = kPMU_LpsrDigTargetStableVoltage1P117V;
PMU_StaticLpsrDigLdoInit(ANADIG_LDO_SNVS, &lpsrDigConfig);
}
#endif
/* PLL LDO shall be enabled first before enable PLLs */
/* Config CLK_1M */
CLOCK_OSC_Set1MHzOutputBehavior(kCLOCK_1MHzOutEnableFreeRunning1Mhz);
/* Init OSC RC 16M */
ANADIG_OSC->OSC_16M_CTRL |= ANADIG_OSC_OSC_16M_CTRL_EN_IRC4M16M_MASK;
/* Init OSC RC 400M */
CLOCK_OSC_EnableOscRc400M();
CLOCK_OSC_GateOscRc400M(true);
/* Init OSC RC 48M */
CLOCK_OSC_EnableOsc48M(true);
CLOCK_OSC_EnableOsc48MDiv2(true);
/* Config OSC 24M */
ANADIG_OSC->OSC_24M_CTRL |= ANADIG_OSC_OSC_24M_CTRL_OSC_EN(1) | ANADIG_OSC_OSC_24M_CTRL_BYPASS_EN(0) | ANADIG_OSC_OSC_24M_CTRL_BYPASS_CLK(0) | ANADIG_OSC_OSC_24M_CTRL_LP_EN(1) | ANADIG_OSC_OSC_24M_CTRL_OSC_24M_GATE(0);
/* Wait for 24M OSC to be stable. */
while (ANADIG_OSC_OSC_24M_CTRL_OSC_24M_STABLE_MASK !=
(ANADIG_OSC->OSC_24M_CTRL & ANADIG_OSC_OSC_24M_CTRL_OSC_24M_STABLE_MASK)) {
}
/* Switch both core, M7 Systick and Bus_Lpsr to OscRC48MDiv2 first */
rootCfg.mux = kCLOCK_M7_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
#if __CORTEX_M == 7
CLOCK_SetRootClock(kCLOCK_Root_M7, &rootCfg);
CLOCK_SetRootClock(kCLOCK_Root_M7_Systick, &rootCfg);
#endif
#if __CORTEX_M == 4
CLOCK_SetRootClock(kCLOCK_Root_M4, &rootCfg);
CLOCK_SetRootClock(kCLOCK_Root_Bus_Lpsr, &rootCfg);
#endif
/*
* if DCD is used, please make sure the clock source of SEMC is not changed in the following PLL/PFD configuration code.
*/
/* Init Arm Pll. */
CLOCK_InitArmPll(&armPllConfig_BOARD_BootClockRUN);
/* Bypass Sys Pll1. */
// CLOCK_SetPllBypass(kCLOCK_PllSys1, true);
/* Init Sys Pll1 and enable PllSys1_Div2 output */
CLOCK_InitSysPll1(&sysPll1Config_BOARD_BootClockRUN);
/* Init Sys Pll2. */
CLOCK_InitSysPll2(&sysPll2Config_BOARD_BootClockRUN);
/* Init System Pll2 pfd0. */
CLOCK_InitPfd(kCLOCK_PllSys2, kCLOCK_Pfd0, 27);
/* Init System Pll2 pfd1. */
CLOCK_InitPfd(kCLOCK_PllSys2, kCLOCK_Pfd1, 16);
/* Init System Pll2 pfd2. */
CLOCK_InitPfd(kCLOCK_PllSys2, kCLOCK_Pfd2, 24);
/* Init System Pll2 pfd3. */
CLOCK_InitPfd(kCLOCK_PllSys2, kCLOCK_Pfd3, 32);
/* Init Sys Pll3. */
CLOCK_InitSysPll3();
/* Init System Pll3 pfd0. */
CLOCK_InitPfd(kCLOCK_PllSys3, kCLOCK_Pfd0, 13);
/* Init System Pll3 pfd1. */
CLOCK_InitPfd(kCLOCK_PllSys3, kCLOCK_Pfd1, 17);
/* Init System Pll3 pfd2. */
CLOCK_InitPfd(kCLOCK_PllSys3, kCLOCK_Pfd2, 32);
/* Init System Pll3 pfd3. */
CLOCK_InitPfd(kCLOCK_PllSys3, kCLOCK_Pfd3, 22);
/* Bypass Audio Pll. */
CLOCK_SetPllBypass(kCLOCK_PllAudio, true);
/* DeInit Audio Pll. */
CLOCK_DeinitAudioPll();
/* Init Video Pll. */
CLOCK_InitVideoPll(&videoPllConfig_BOARD_BootClockRUN);
/* Module clock root configurations. */
/* Configure M7 using ARM_PLL_CLK */
#if __CORTEX_M == 7
rootCfg.mux = kCLOCK_M7_ClockRoot_MuxArmPllOut;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_M7, &rootCfg);
#endif
/* Configure M4 using SYS_PLL3_PFD3_CLK */
#if __CORTEX_M == 4
rootCfg.mux = kCLOCK_M4_ClockRoot_MuxSysPll3Pfd3;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_M4, &rootCfg);
#endif
/* Configure BUS using SYS_PLL3_CLK */
rootCfg.mux = kCLOCK_BUS_ClockRoot_MuxSysPll3Out;
rootCfg.div = 3;
CLOCK_SetRootClock(kCLOCK_Root_Bus, &rootCfg);
/* Configure BUS_LPSR using SYS_PLL3_CLK */
/* BUS_LPSR must not be more than 120MHz */
rootCfg.mux = kCLOCK_BUS_LPSR_ClockRoot_MuxSysPll3Out;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Bus_Lpsr, &rootCfg);
/* Configure SEMC using SYS_PLL2_PFD1_CLK */
#ifndef SKIP_SEMC_INIT
rootCfg.mux = kCLOCK_SEMC_ClockRoot_MuxSysPll2Pfd1;
rootCfg.div = 3;
CLOCK_SetRootClock(kCLOCK_Root_Semc, &rootCfg);
#endif
#if defined(XIP_BOOT_HEADER_ENABLE) && (XIP_BOOT_HEADER_ENABLE == 1)
#if defined(XIP_BOOT_HEADER_DCD_ENABLE) && (XIP_BOOT_HEADER_DCD_ENABLE == 1)
UpdateSemcClock();
#endif
#endif
/* Configure CSSYS using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_CSSYS_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Cssys, &rootCfg);
/* Configure CSTRACE using SYS_PLL2_CLK */
rootCfg.mux = kCLOCK_CSTRACE_ClockRoot_MuxSysPll2Out;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Cstrace, &rootCfg);
// Strange settings for SYSTICK: 24MHz for M4, 100kHz for M7 ?
/* Configure M4_SYSTICK using OSC_RC_48M_DIV2 */
#if __CORTEX_M == 4
rootCfg.mux = kCLOCK_M4_SYSTICK_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_M4_Systick, &rootCfg);
#endif
/* Configure M7_SYSTICK using OSC_RC_48M_DIV2 */
#if __CORTEX_M == 7
rootCfg.mux = kCLOCK_M7_SYSTICK_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 240;
CLOCK_SetRootClock(kCLOCK_Root_M7_Systick, &rootCfg);
#endif
/* Configure ADC1 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_ADC1_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Adc1, &rootCfg);
/* Configure ADC2 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_ADC2_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Adc2, &rootCfg);
/* Configure ACMP using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_ACMP_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Acmp, &rootCfg);
/* Configure FLEXIO1 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_FLEXIO1_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Flexio1, &rootCfg);
/* Configure FLEXIO2 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_FLEXIO2_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Flexio2, &rootCfg);
/* Configure GPT1 using OSC_24M*/
rootCfg.mux = kCLOCK_GPT1_ClockRoot_MuxOsc24MOut;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Gpt1, &rootCfg);
/* Configure GPT2 using OSC_24M */
rootCfg.mux = kCLOCK_GPT2_ClockRoot_MuxOsc24MOut;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Gpt2, &rootCfg);
/* Configure GPT3 using OSC_24M */
rootCfg.mux = kCLOCK_GPT3_ClockRoot_MuxOsc24MOut;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Gpt3, &rootCfg);
/* Configure GPT4 using OSC_24M */
rootCfg.mux = kCLOCK_GPT4_ClockRoot_MuxOsc24MOut;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Gpt4, &rootCfg);
/* Configure GPT5 using OSC_24M */
rootCfg.mux = kCLOCK_GPT5_ClockRoot_MuxOsc24MOut;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Gpt5, &rootCfg);
/* Configure GPT6 using OSC_24M */
rootCfg.mux = kCLOCK_GPT6_ClockRoot_MuxOsc24MOut;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Gpt6, &rootCfg);
/* Configure FLEXSPI1 using OSC_RC_48M_DIV2 */
#if !(defined(XIP_EXTERNAL_FLASH) && (XIP_EXTERNAL_FLASH == 1))
rootCfg.mux = kCLOCK_FLEXSPI1_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Flexspi1, &rootCfg);
#endif
/* Configure FLEXSPI2 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_FLEXSPI2_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Flexspi2, &rootCfg);
/* Configure CAN1 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_CAN1_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Can1, &rootCfg);
/* Configure CAN2 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_CAN2_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Can2, &rootCfg);
/* Configure CAN3 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_CAN3_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Can3, &rootCfg);
/* Configure LPUART1 using SYS_PLL2_PFD3_CLK */
rootCfg.mux = kCLOCK_LPUART1_ClockRoot_MuxSysPll2Pfd3;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Lpuart1, &rootCfg);
/* Configure LPUART2 using SYS_PLL2_PFD3_CLK */
rootCfg.mux = kCLOCK_LPUART2_ClockRoot_MuxSysPll2Pfd3;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Lpuart2, &rootCfg);
/* Configure LPUART3 using SYS_PLL2_PFD3_CLK */
rootCfg.mux = kCLOCK_LPUART3_ClockRoot_MuxSysPll2Pfd3;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Lpuart3, &rootCfg);
/* Configure LPUART4 using SYS_PLL2_PFD3_CLK */
rootCfg.mux = kCLOCK_LPUART4_ClockRoot_MuxSysPll2Pfd3;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Lpuart4, &rootCfg);
/* Configure LPUART5 using SYS_PLL2_PFD3_CLK */
rootCfg.mux = kCLOCK_LPUART5_ClockRoot_MuxSysPll2Pfd3;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Lpuart5, &rootCfg);
/* Configure LPUART6 using SYS_PLL2_PFD3_CLK */
rootCfg.mux = kCLOCK_LPUART6_ClockRoot_MuxSysPll2Pfd3;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Lpuart6, &rootCfg);
/* Configure LPUART7 using SYS_PLL2_PFD3_CLK */
rootCfg.mux = kCLOCK_LPUART7_ClockRoot_MuxSysPll2Pfd3;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Lpuart7, &rootCfg);
/* Configure LPUART8 using SYS_PLL2_PFD3_CLK */
rootCfg.mux = kCLOCK_LPUART8_ClockRoot_MuxSysPll2Pfd3;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Lpuart8, &rootCfg);
/* Configure LPUART9 using SYS_PLL2_PFD3_CLK */
rootCfg.mux = kCLOCK_LPUART9_ClockRoot_MuxSysPll2Pfd3;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Lpuart9, &rootCfg);
/* Configure LPUART10 using SYS_PLL2_PFD3_CLK */
rootCfg.mux = kCLOCK_LPUART10_ClockRoot_MuxSysPll2Pfd3;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Lpuart10, &rootCfg);
/* Configure LPUART11 using SYS_PLL2_PFD3_CLK */
rootCfg.mux = kCLOCK_LPUART11_ClockRoot_MuxSysPll2Pfd3;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Lpuart11, &rootCfg);
/* Configure LPUART12 using SYS_PLL2_PFD3_CLK */
rootCfg.mux = kCLOCK_LPUART12_ClockRoot_MuxSysPll2Pfd3;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Lpuart12, &rootCfg);
/* Configure LPI2C1 using SYS_PLL3_DIV2 (240MHz) */
rootCfg.mux = kCLOCK_LPI2C1_ClockRoot_MuxSysPll3Div2;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Lpi2c1, &rootCfg);
/* Configure LPI2C2 using SYS_PLL3_DIV2 (240MHz) */
rootCfg.mux = kCLOCK_LPI2C2_ClockRoot_MuxSysPll3Div2;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Lpi2c2, &rootCfg);
/* Configure LPI2C3 using SYS_PLL3_DIV2 (240MHz) */
rootCfg.mux = kCLOCK_LPI2C3_ClockRoot_MuxSysPll3Div2;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Lpi2c3, &rootCfg);
/* Configure LPI2C4 using SYS_PLL3_DIV2 (240MHz) */
rootCfg.mux = kCLOCK_LPI2C4_ClockRoot_MuxSysPll3Div2;
rootCfg.div = 4;
CLOCK_SetRootClock(kCLOCK_Root_Lpi2c4, &rootCfg);
/* Configure LPI2C5 using SYS_PLL3_OUT (480MHz) */
rootCfg.mux = kCLOCK_LPI2C5_ClockRoot_MuxSysPll3Out;
rootCfg.div = 8;
CLOCK_SetRootClock(kCLOCK_Root_Lpi2c5, &rootCfg);
/* Configure LPI2C6 using SYS_PLL3_OUT (480MHz) */
rootCfg.mux = kCLOCK_LPI2C6_ClockRoot_MuxSysPll3Out;
rootCfg.div = 8;
CLOCK_SetRootClock(kCLOCK_Root_Lpi2c6, &rootCfg);
/* Configure LPSPI1 using SYS_PLL_3_PDF2 (270MHz) */
rootCfg.mux = kCLOCK_LPSPI1_ClockRoot_MuxSysPll3Pfd2;
rootCfg.div = 2;
CLOCK_SetRootClock(kCLOCK_Root_Lpspi1, &rootCfg);
/* Configure LPSPI2 using SYS_PLL_3_PDF2 (270MHz) */
rootCfg.mux = kCLOCK_LPSPI2_ClockRoot_MuxSysPll3Pfd2;
rootCfg.div = 2;
CLOCK_SetRootClock(kCLOCK_Root_Lpspi2, &rootCfg);
/* Configure LPSPI3 using SYS_PLL_3_PDF2 (270MHz) */
rootCfg.mux = kCLOCK_LPSPI3_ClockRoot_MuxSysPll3Pfd2;
rootCfg.div = 2;
CLOCK_SetRootClock(kCLOCK_Root_Lpspi3, &rootCfg);
/* Configure LPSPI4 using SYS_PLL_3_PDF2 (270MHz) */
rootCfg.mux = kCLOCK_LPSPI4_ClockRoot_MuxSysPll3Pfd2;
rootCfg.div = 2;
CLOCK_SetRootClock(kCLOCK_Root_Lpspi4, &rootCfg);
/* Configure LPSPI5 using SYS_PLL_3_PDF2 (270MHz) */
rootCfg.mux = kCLOCK_LPSPI5_ClockRoot_MuxSysPll3Pfd2;
rootCfg.div = 2;
CLOCK_SetRootClock(kCLOCK_Root_Lpspi5, &rootCfg);
/* Configure LPSPI6 using SYS_PLL_3_PDF2 (270MHz) */
rootCfg.mux = kCLOCK_LPSPI6_ClockRoot_MuxSysPll3Pfd2;
rootCfg.div = 2;
CLOCK_SetRootClock(kCLOCK_Root_Lpspi6, &rootCfg);
/* Configure EMV1 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_EMV1_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Emv1, &rootCfg);
/* Configure EMV2 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_EMV2_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Emv2, &rootCfg);
/* Configure ENET1 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_ENET1_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Enet1, &rootCfg);
/* Configure ENET2 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_ENET2_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Enet2, &rootCfg);
/* Configure ENET_QOS using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_ENET_QOS_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Enet_Qos, &rootCfg);
/* Configure ENET_25M using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_ENET_25M_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Enet_25m, &rootCfg);
/* Configure ENET_TIMER1 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_ENET_TIMER1_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Enet_Timer1, &rootCfg);
/* Configure ENET_TIMER2 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_ENET_TIMER2_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Enet_Timer2, &rootCfg);
/* Configure ENET_TIMER3 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_ENET_TIMER3_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Enet_Timer3, &rootCfg);
/* Configure USDHC1 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_USDHC1_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Usdhc1, &rootCfg);
/* Configure USDHC2 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_USDHC2_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Usdhc2, &rootCfg);
/* Configure ASRC using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_ASRC_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Asrc, &rootCfg);
/* Configure MQS using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_MQS_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Mqs, &rootCfg);
/* Configure MIC using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_MIC_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Mic, &rootCfg);
/* Configure SPDIF using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_SPDIF_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Spdif, &rootCfg);
/* Configure SAI1 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_SAI1_ClockRoot_MuxOsc24MOut;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Sai1, &rootCfg);
/* Configure SAI2 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_SAI2_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Sai2, &rootCfg);
/* Configure SAI3 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_SAI3_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Sai3, &rootCfg);
/* Configure SAI4 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_SAI4_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Sai4, &rootCfg);
/* Configure GC355 using PLL_VIDEO_CLK */
rootCfg.mux = kCLOCK_GC355_ClockRoot_MuxVideoPllOut;
rootCfg.div = 2;
CLOCK_SetRootClock(kCLOCK_Root_Gc355, &rootCfg);
/* Configure LCDIF using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_LCDIF_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Lcdif, &rootCfg);
/* Configure LCDIFV2 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_LCDIFV2_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Lcdifv2, &rootCfg);
/* Configure MIPI_REF using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_MIPI_REF_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Mipi_Ref, &rootCfg);
/* Configure MIPI_ESC using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_MIPI_ESC_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Mipi_Esc, &rootCfg);
/* Configure CSI2 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_CSI2_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Csi2, &rootCfg);
/* Configure CSI2_ESC using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_CSI2_ESC_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Csi2_Esc, &rootCfg);
/* Configure CSI2_UI using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_CSI2_UI_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Csi2_Ui, &rootCfg);
/* Configure CSI using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_CSI_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Csi, &rootCfg);
/* Configure CKO1 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_CKO1_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Cko1, &rootCfg);
/* Configure CKO2 using OSC_RC_48M_DIV2 */
rootCfg.mux = kCLOCK_CKO2_ClockRoot_MuxOscRc48MDiv2;
rootCfg.div = 1;
CLOCK_SetRootClock(kCLOCK_Root_Cko2, &rootCfg);
/* Set SAI1 MCLK1 clock source. */
IOMUXC_SetSaiMClkClockSource(IOMUXC_GPR, kIOMUXC_GPR_SAI1MClk1Sel, 0);
/* Set SAI1 MCLK2 clock source. */
IOMUXC_SetSaiMClkClockSource(IOMUXC_GPR, kIOMUXC_GPR_SAI1MClk2Sel, 3);
/* Set SAI1 MCLK3 clock source. */
IOMUXC_SetSaiMClkClockSource(IOMUXC_GPR, kIOMUXC_GPR_SAI1MClk3Sel, 0);
/* Set SAI2 MCLK3 clock source. */
IOMUXC_SetSaiMClkClockSource(IOMUXC_GPR, kIOMUXC_GPR_SAI2MClk3Sel, 0);
/* Set SAI3 MCLK3 clock source. */
IOMUXC_SetSaiMClkClockSource(IOMUXC_GPR, kIOMUXC_GPR_SAI3MClk3Sel, 0);
/* Set MQS configuration. */
IOMUXC_MQSConfig(IOMUXC_GPR, kIOMUXC_MqsPwmOverSampleRate32, 0);
/* Set ENET Tx clock source. */
IOMUXC_GPR->GPR4 &= ~IOMUXC_GPR_GPR4_ENET_TX_CLK_SEL_MASK;
/* Set ENET_1G Tx clock source. */
IOMUXC_GPR->GPR5 = ((IOMUXC_GPR->GPR5 & ~IOMUXC_GPR_GPR5_ENET1G_TX_CLK_SEL_MASK) | IOMUXC_GPR_GPR5_ENET1G_RGMII_EN_MASK);
/* Set GPT1 High frequency reference clock source. */
IOMUXC_GPR->GPR22 &= ~IOMUXC_GPR_GPR22_REF_1M_CLK_GPT1_MASK;
/* Set GPT2 High frequency reference clock source. */
IOMUXC_GPR->GPR23 &= ~IOMUXC_GPR_GPR23_REF_1M_CLK_GPT2_MASK;
/* Set GPT3 High frequency reference clock source. */
IOMUXC_GPR->GPR24 &= ~IOMUXC_GPR_GPR24_REF_1M_CLK_GPT3_MASK;
/* Set GPT4 High frequency reference clock source. */
IOMUXC_GPR->GPR25 &= ~IOMUXC_GPR_GPR25_REF_1M_CLK_GPT4_MASK;
/* Set GPT5 High frequency reference clock source. */
IOMUXC_GPR->GPR26 &= ~IOMUXC_GPR_GPR26_REF_1M_CLK_GPT5_MASK;
/* Set GPT6 High frequency reference clock source. */
IOMUXC_GPR->GPR27 &= ~IOMUXC_GPR_GPR27_REF_1M_CLK_GPT6_MASK;
#if __CORTEX_M == 7
SystemCoreClock = CLOCK_GetRootClockFreq(kCLOCK_Root_M7);
#else
SystemCoreClock = CLOCK_GetRootClockFreq(kCLOCK_Root_M4);
#endif
}
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