diff options
Diffstat (limited to 'bsps/arm/imxrt/nxp/boards/evkbimxrt1050/clock_config.c')
| -rw-r--r-- | bsps/arm/imxrt/nxp/boards/evkbimxrt1050/clock_config.c | 471 |
1 files changed, 471 insertions, 0 deletions
diff --git a/bsps/arm/imxrt/nxp/boards/evkbimxrt1050/clock_config.c b/bsps/arm/imxrt/nxp/boards/evkbimxrt1050/clock_config.c new file mode 100644 index 0000000000..2ed6638cbe --- /dev/null +++ b/bsps/arm/imxrt/nxp/boards/evkbimxrt1050/clock_config.c @@ -0,0 +1,471 @@ +/* + * Copyright 2017-2019 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_SetMux() to configure corresponding clock source for target clock out. + * + * 4. Call CLOCK_SetDiv() to configure corresponding clock divider for target clock out. + * + * 5. Call CLOCK_SetXtalFreq() to set XTAL frequency based on board settings. + * + */ + +/* TEXT BELOW IS USED AS SETTING FOR TOOLS ************************************* +!!GlobalInfo +product: Clocks v5.0 +processor: MIMXRT1052xxxxB +package_id: MIMXRT1052DVL6B +mcu_data: ksdk2_0 +processor_version: 0.0.0 +board: IMXRT1050-EVKB + * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR TOOLS **********/ + +#include "clock_config.h" +#include "fsl_iomuxc.h" + +/******************************************************************************* + * Definitions + ******************************************************************************/ + +/******************************************************************************* + * Variables + ******************************************************************************/ +/* System clock frequency. */ +extern uint32_t SystemCoreClock; + +/******************************************************************************* + ************************ BOARD_InitBootClocks function ************************ + ******************************************************************************/ +void BOARD_InitBootClocks(void) +{ + BOARD_BootClockRUN(); +} + +/******************************************************************************* + ********************** Configuration BOARD_BootClockRUN *********************** + ******************************************************************************/ +/* TEXT BELOW IS USED AS SETTING FOR TOOLS ************************************* +!!Configuration +name: BOARD_BootClockRUN +called_from_default_init: true +outputs: +- {id: AHB_CLK_ROOT.outFreq, value: 600 MHz} +- {id: CAN_CLK_ROOT.outFreq, value: 40 MHz} +- {id: CKIL_SYNC_CLK_ROOT.outFreq, value: 32.768 kHz} +- {id: CLK_1M.outFreq, value: 1 MHz} +- {id: CLK_24M.outFreq, value: 24 MHz} +- {id: CSI_CLK_ROOT.outFreq, value: 12 MHz} +- {id: ENET1_TX_CLK.outFreq, value: 2.4 MHz} +- {id: ENET_125M_CLK.outFreq, value: 2.4 MHz} +- {id: ENET_25M_REF_CLK.outFreq, value: 1.2 MHz} +- {id: FLEXIO1_CLK_ROOT.outFreq, value: 30 MHz} +- {id: FLEXIO2_CLK_ROOT.outFreq, value: 30 MHz} +- {id: FLEXSPI_CLK_ROOT.outFreq, value: 160 MHz} +- {id: GPT1_ipg_clk_highfreq.outFreq, value: 75 MHz} +- {id: GPT2_ipg_clk_highfreq.outFreq, value: 75 MHz} +- {id: IPG_CLK_ROOT.outFreq, value: 150 MHz} +- {id: LCDIF_CLK_ROOT.outFreq, value: 67.5 MHz} +- {id: LPI2C_CLK_ROOT.outFreq, value: 60 MHz} +- {id: LPSPI_CLK_ROOT.outFreq, value: 105.6 MHz} +- {id: LVDS1_CLK.outFreq, value: 1.2 GHz} +- {id: MQS_MCLK.outFreq, value: 1080/17 MHz} +- {id: PERCLK_CLK_ROOT.outFreq, value: 75 MHz} +- {id: PLL7_MAIN_CLK.outFreq, value: 24 MHz} +- {id: SAI1_CLK_ROOT.outFreq, value: 1080/17 MHz} +- {id: SAI1_MCLK1.outFreq, value: 1080/17 MHz} +- {id: SAI1_MCLK2.outFreq, value: 1080/17 MHz} +- {id: SAI1_MCLK3.outFreq, value: 30 MHz} +- {id: SAI2_CLK_ROOT.outFreq, value: 1080/17 MHz} +- {id: SAI2_MCLK1.outFreq, value: 1080/17 MHz} +- {id: SAI2_MCLK3.outFreq, value: 30 MHz} +- {id: SAI3_CLK_ROOT.outFreq, value: 1080/17 MHz} +- {id: SAI3_MCLK1.outFreq, value: 1080/17 MHz} +- {id: SAI3_MCLK3.outFreq, value: 30 MHz} +- {id: SEMC_CLK_ROOT.outFreq, value: 75 MHz} +- {id: SPDIF0_CLK_ROOT.outFreq, value: 30 MHz} +- {id: TRACE_CLK_ROOT.outFreq, value: 352/3 MHz} +- {id: UART_CLK_ROOT.outFreq, value: 80 MHz} +- {id: USDHC1_CLK_ROOT.outFreq, value: 198 MHz} +- {id: USDHC2_CLK_ROOT.outFreq, value: 198 MHz} +settings: +- {id: CCM.AHB_PODF.scale, value: '1', locked: true} +- {id: CCM.ARM_PODF.scale, value: '2', locked: true} +- {id: CCM.FLEXSPI_PODF.scale, value: '3', locked: true} +- {id: CCM.FLEXSPI_SEL.sel, value: CCM.PLL3_SW_CLK_SEL} +- {id: CCM.LPSPI_PODF.scale, value: '5', locked: true} +- {id: CCM.PERCLK_PODF.scale, value: '2', locked: true} +- {id: CCM.SEMC_PODF.scale, value: '8'} +- {id: CCM.TRACE_PODF.scale, value: '3', locked: true} +- {id: CCM_ANALOG.PLL1_BYPASS.sel, value: CCM_ANALOG.PLL1} +- {id: CCM_ANALOG.PLL1_PREDIV.scale, value: '1', locked: true} +- {id: CCM_ANALOG.PLL1_VDIV.scale, value: '50', locked: true} +- {id: CCM_ANALOG.PLL2.denom, value: '1', locked: true} +- {id: CCM_ANALOG.PLL2.num, value: '0', locked: true} +- {id: CCM_ANALOG.PLL2_BYPASS.sel, value: CCM_ANALOG.PLL2_OUT_CLK} +- {id: CCM_ANALOG.PLL2_PFD0_BYPASS.sel, value: CCM_ANALOG.PLL2_PFD0} +- {id: CCM_ANALOG.PLL2_PFD1_BYPASS.sel, value: CCM_ANALOG.PLL2_PFD1} +- {id: CCM_ANALOG.PLL2_PFD2_BYPASS.sel, value: CCM_ANALOG.PLL2_PFD2} +- {id: CCM_ANALOG.PLL2_PFD3_BYPASS.sel, value: CCM_ANALOG.PLL2_PFD3} +- {id: CCM_ANALOG.PLL3_BYPASS.sel, value: CCM_ANALOG.PLL3} +- {id: CCM_ANALOG.PLL3_PFD0_BYPASS.sel, value: CCM_ANALOG.PLL3_PFD0} +- {id: CCM_ANALOG.PLL3_PFD0_DIV.scale, value: '33', locked: true} +- {id: CCM_ANALOG.PLL3_PFD0_MUL.scale, value: '18', locked: true} +- {id: CCM_ANALOG.PLL3_PFD1_BYPASS.sel, value: CCM_ANALOG.PLL3_PFD1} +- {id: CCM_ANALOG.PLL3_PFD2_BYPASS.sel, value: CCM_ANALOG.PLL3_PFD2} +- {id: CCM_ANALOG.PLL3_PFD3_BYPASS.sel, value: CCM_ANALOG.PLL3_PFD3} +- {id: CCM_ANALOG.PLL4.denom, value: '50'} +- {id: CCM_ANALOG.PLL4.div, value: '47'} +- {id: CCM_ANALOG.PLL5.denom, value: '1'} +- {id: CCM_ANALOG.PLL5.div, value: '40'} +- {id: CCM_ANALOG.PLL5.num, value: '0'} +- {id: CCM_ANALOG_PLL_ENET_POWERDOWN_CFG, value: 'Yes'} +- {id: CCM_ANALOG_PLL_USB1_POWER_CFG, value: 'Yes'} +sources: +- {id: XTALOSC24M.OSC.outFreq, value: 24 MHz, enabled: true} +- {id: XTALOSC24M.RTC_OSC.outFreq, value: 32.768 kHz, enabled: true} + * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR TOOLS **********/ + +/******************************************************************************* + * Variables for BOARD_BootClockRUN configuration + ******************************************************************************/ +const clock_arm_pll_config_t armPllConfig_BOARD_BootClockRUN = { + .loopDivider = 100, /* PLL loop divider, Fout = Fin * 50 */ + .src = 0, /* Bypass clock source, 0 - OSC 24M, 1 - CLK1_P and CLK1_N */ +}; +const clock_sys_pll_config_t sysPllConfig_BOARD_BootClockRUN = { + .loopDivider = 1, /* PLL loop divider, Fout = Fin * ( 20 + loopDivider*2 + numerator / denominator ) */ + .numerator = 0, /* 30 bit numerator of fractional loop divider */ + .denominator = 1, /* 30 bit denominator of fractional loop divider */ + .src = 0, /* Bypass clock source, 0 - OSC 24M, 1 - CLK1_P and CLK1_N */ +}; +const clock_usb_pll_config_t usb1PllConfig_BOARD_BootClockRUN = { + .loopDivider = 0, /* PLL loop divider, Fout = Fin * 20 */ + .src = 0, /* Bypass clock source, 0 - OSC 24M, 1 - CLK1_P and CLK1_N */ +}; +/******************************************************************************* + * Code for BOARD_BootClockRUN configuration + ******************************************************************************/ +void BOARD_BootClockRUN(void) +{ + /* Init RTC OSC clock frequency. */ + CLOCK_SetRtcXtalFreq(32768U); + /* Enable 1MHz clock output. */ + XTALOSC24M->OSC_CONFIG2 |= XTALOSC24M_OSC_CONFIG2_ENABLE_1M_MASK; + /* Use free 1MHz clock output. */ + XTALOSC24M->OSC_CONFIG2 &= ~XTALOSC24M_OSC_CONFIG2_MUX_1M_MASK; + /* Set XTAL 24MHz clock frequency. */ + CLOCK_SetXtalFreq(24000000U); + /* Enable XTAL 24MHz clock source. */ + CLOCK_InitExternalClk(0); + /* Enable internal RC. */ + CLOCK_InitRcOsc24M(); + /* Switch clock source to external OSC. */ + CLOCK_SwitchOsc(kCLOCK_XtalOsc); + /* Set Oscillator ready counter value. */ + CCM->CCR = (CCM->CCR & (~CCM_CCR_OSCNT_MASK)) | CCM_CCR_OSCNT(127); + /* Setting PeriphClk2Mux and PeriphMux to provide stable clock before PLLs are initialed */ + CLOCK_SetMux(kCLOCK_PeriphClk2Mux, 1); /* Set PERIPH_CLK2 MUX to OSC */ + CLOCK_SetMux(kCLOCK_PeriphMux, 1); /* Set PERIPH_CLK MUX to PERIPH_CLK2 */ + /* Setting the VDD_SOC to 1.275V. It is necessary to config AHB to 600Mhz. */ + DCDC->REG3 = (DCDC->REG3 & (~DCDC_REG3_TRG_MASK)) | DCDC_REG3_TRG(0x13); + /* Waiting for DCDC_STS_DC_OK bit is asserted */ + while (DCDC_REG0_STS_DC_OK_MASK != (DCDC_REG0_STS_DC_OK_MASK & DCDC->REG0)) + { + } + /* Set AHB_PODF. */ + CLOCK_SetDiv(kCLOCK_AhbDiv, 0); + /* Disable IPG clock gate. */ + CLOCK_DisableClock(kCLOCK_Adc1); + CLOCK_DisableClock(kCLOCK_Adc2); + CLOCK_DisableClock(kCLOCK_Xbar1); + CLOCK_DisableClock(kCLOCK_Xbar2); + CLOCK_DisableClock(kCLOCK_Xbar3); + /* Set IPG_PODF. */ + CLOCK_SetDiv(kCLOCK_IpgDiv, 3); + /* Set ARM_PODF. */ + CLOCK_SetDiv(kCLOCK_ArmDiv, 1); + /* Set PERIPH_CLK2_PODF. */ + CLOCK_SetDiv(kCLOCK_PeriphClk2Div, 0); + /* Disable PERCLK clock gate. */ + CLOCK_DisableClock(kCLOCK_Gpt1); + CLOCK_DisableClock(kCLOCK_Gpt1S); + CLOCK_DisableClock(kCLOCK_Gpt2); + CLOCK_DisableClock(kCLOCK_Gpt2S); + CLOCK_DisableClock(kCLOCK_Pit); + /* Set PERCLK_PODF. */ + CLOCK_SetDiv(kCLOCK_PerclkDiv, 1); + /* Disable USDHC1 clock gate. */ + CLOCK_DisableClock(kCLOCK_Usdhc1); + /* Set USDHC1_PODF. */ + CLOCK_SetDiv(kCLOCK_Usdhc1Div, 1); + /* Set Usdhc1 clock source. */ + CLOCK_SetMux(kCLOCK_Usdhc1Mux, 0); + /* Disable USDHC2 clock gate. */ + CLOCK_DisableClock(kCLOCK_Usdhc2); + /* Set USDHC2_PODF. */ + CLOCK_SetDiv(kCLOCK_Usdhc2Div, 1); + /* Set Usdhc2 clock source. */ + CLOCK_SetMux(kCLOCK_Usdhc2Mux, 0); +/* In SDK projects, SDRAM (configured by SEMC) will be initialized in either debug script or dcd. + * With this macro SKIP_SYSCLK_INIT, system pll (selected to be SEMC source clock in SDK projects) will be left + * unchanged. + * Note: If another clock source is selected for SEMC, user may want to avoid changing that clock as well.*/ +#ifndef SKIP_SYSCLK_INIT + /* Disable Semc clock gate. */ + CLOCK_DisableClock(kCLOCK_Semc); + /* Set SEMC_PODF. */ + CLOCK_SetDiv(kCLOCK_SemcDiv, 7); + /* Set Semc alt clock source. */ + CLOCK_SetMux(kCLOCK_SemcAltMux, 0); + /* Set Semc clock source. */ + CLOCK_SetMux(kCLOCK_SemcMux, 0); +#endif +/* In SDK projects, external flash (configured by FLEXSPI) will be initialized by dcd. + * With this macro XIP_EXTERNAL_FLASH, usb1 pll (selected to be FLEXSPI clock source in SDK projects) will be left + * unchanged. + * Note: If another clock source is selected for FLEXSPI, user may want to avoid changing that clock as well.*/ +#if !(defined(XIP_EXTERNAL_FLASH) && (XIP_EXTERNAL_FLASH == 1)) + /* Disable Flexspi clock gate. */ + CLOCK_DisableClock(kCLOCK_FlexSpi); + /* Set FLEXSPI_PODF. */ + CLOCK_SetDiv(kCLOCK_FlexspiDiv, 2); + /* Set Flexspi clock source. */ + CLOCK_SetMux(kCLOCK_FlexspiMux, 1); +#endif + /* Disable CSI clock gate. */ + CLOCK_DisableClock(kCLOCK_Csi); + /* Set CSI_PODF. */ + CLOCK_SetDiv(kCLOCK_CsiDiv, 1); + /* Set Csi clock source. */ + CLOCK_SetMux(kCLOCK_CsiMux, 0); + /* Disable LPSPI clock gate. */ + CLOCK_DisableClock(kCLOCK_Lpspi1); + CLOCK_DisableClock(kCLOCK_Lpspi2); + CLOCK_DisableClock(kCLOCK_Lpspi3); + CLOCK_DisableClock(kCLOCK_Lpspi4); + /* Set LPSPI_PODF. */ + CLOCK_SetDiv(kCLOCK_LpspiDiv, 4); + /* Set Lpspi clock source. */ + CLOCK_SetMux(kCLOCK_LpspiMux, 2); + /* Disable TRACE clock gate. */ + CLOCK_DisableClock(kCLOCK_Trace); + /* Set TRACE_PODF. */ + CLOCK_SetDiv(kCLOCK_TraceDiv, 2); + /* Set Trace clock source. */ + CLOCK_SetMux(kCLOCK_TraceMux, 2); + /* Disable SAI1 clock gate. */ + CLOCK_DisableClock(kCLOCK_Sai1); + /* Set SAI1_CLK_PRED. */ + CLOCK_SetDiv(kCLOCK_Sai1PreDiv, 3); + /* Set SAI1_CLK_PODF. */ + CLOCK_SetDiv(kCLOCK_Sai1Div, 1); + /* Set Sai1 clock source. */ + CLOCK_SetMux(kCLOCK_Sai1Mux, 0); + /* Disable SAI2 clock gate. */ + CLOCK_DisableClock(kCLOCK_Sai2); + /* Set SAI2_CLK_PRED. */ + CLOCK_SetDiv(kCLOCK_Sai2PreDiv, 3); + /* Set SAI2_CLK_PODF. */ + CLOCK_SetDiv(kCLOCK_Sai2Div, 1); + /* Set Sai2 clock source. */ + CLOCK_SetMux(kCLOCK_Sai2Mux, 0); + /* Disable SAI3 clock gate. */ + CLOCK_DisableClock(kCLOCK_Sai3); + /* Set SAI3_CLK_PRED. */ + CLOCK_SetDiv(kCLOCK_Sai3PreDiv, 3); + /* Set SAI3_CLK_PODF. */ + CLOCK_SetDiv(kCLOCK_Sai3Div, 1); + /* Set Sai3 clock source. */ + CLOCK_SetMux(kCLOCK_Sai3Mux, 0); + /* Disable Lpi2c clock gate. */ + CLOCK_DisableClock(kCLOCK_Lpi2c1); + CLOCK_DisableClock(kCLOCK_Lpi2c2); + CLOCK_DisableClock(kCLOCK_Lpi2c3); + /* Set LPI2C_CLK_PODF. */ + CLOCK_SetDiv(kCLOCK_Lpi2cDiv, 0); + /* Set Lpi2c clock source. */ + CLOCK_SetMux(kCLOCK_Lpi2cMux, 0); + /* Disable CAN clock gate. */ + CLOCK_DisableClock(kCLOCK_Can1); + CLOCK_DisableClock(kCLOCK_Can2); + CLOCK_DisableClock(kCLOCK_Can1S); + CLOCK_DisableClock(kCLOCK_Can2S); + /* Set CAN_CLK_PODF. */ + CLOCK_SetDiv(kCLOCK_CanDiv, 1); + /* Set Can clock source. */ + CLOCK_SetMux(kCLOCK_CanMux, 2); + /* Disable UART clock gate. */ + CLOCK_DisableClock(kCLOCK_Lpuart1); + CLOCK_DisableClock(kCLOCK_Lpuart2); + CLOCK_DisableClock(kCLOCK_Lpuart3); + CLOCK_DisableClock(kCLOCK_Lpuart4); + CLOCK_DisableClock(kCLOCK_Lpuart5); + CLOCK_DisableClock(kCLOCK_Lpuart6); + CLOCK_DisableClock(kCLOCK_Lpuart7); + CLOCK_DisableClock(kCLOCK_Lpuart8); + /* Set UART_CLK_PODF. */ + CLOCK_SetDiv(kCLOCK_UartDiv, 0); + /* Set Uart clock source. */ + CLOCK_SetMux(kCLOCK_UartMux, 0); + /* Disable LCDIF clock gate. */ + CLOCK_DisableClock(kCLOCK_LcdPixel); + /* Set LCDIF_PRED. */ + CLOCK_SetDiv(kCLOCK_LcdifPreDiv, 1); + /* Set LCDIF_CLK_PODF. */ + CLOCK_SetDiv(kCLOCK_LcdifDiv, 3); + /* Set Lcdif pre clock source. */ + CLOCK_SetMux(kCLOCK_LcdifPreMux, 5); + /* Disable SPDIF clock gate. */ + CLOCK_DisableClock(kCLOCK_Spdif); + /* Set SPDIF0_CLK_PRED. */ + CLOCK_SetDiv(kCLOCK_Spdif0PreDiv, 1); + /* Set SPDIF0_CLK_PODF. */ + CLOCK_SetDiv(kCLOCK_Spdif0Div, 7); + /* Set Spdif clock source. */ + CLOCK_SetMux(kCLOCK_SpdifMux, 3); + /* Disable Flexio1 clock gate. */ + CLOCK_DisableClock(kCLOCK_Flexio1); + /* Set FLEXIO1_CLK_PRED. */ + CLOCK_SetDiv(kCLOCK_Flexio1PreDiv, 1); + /* Set FLEXIO1_CLK_PODF. */ + CLOCK_SetDiv(kCLOCK_Flexio1Div, 7); + /* Set Flexio1 clock source. */ + CLOCK_SetMux(kCLOCK_Flexio1Mux, 3); + /* Disable Flexio2 clock gate. */ + CLOCK_DisableClock(kCLOCK_Flexio2); + /* Set FLEXIO2_CLK_PRED. */ + CLOCK_SetDiv(kCLOCK_Flexio2PreDiv, 1); + /* Set FLEXIO2_CLK_PODF. */ + CLOCK_SetDiv(kCLOCK_Flexio2Div, 7); + /* Set Flexio2 clock source. */ + CLOCK_SetMux(kCLOCK_Flexio2Mux, 3); + /* Set Pll3 sw clock source. */ + CLOCK_SetMux(kCLOCK_Pll3SwMux, 0); + /* Init ARM PLL. */ + CLOCK_InitArmPll(&armPllConfig_BOARD_BootClockRUN); + /* In SDK projects, SDRAM (configured by SEMC) will be initialized in either debug script or dcd. + * With this macro SKIP_SYSCLK_INIT, system pll (selected to be SEMC source clock in SDK projects) will be left + * unchanged. Note: If another clock source is selected for SEMC, user may want to avoid changing that clock as + * well.*/ +#ifndef SKIP_SYSCLK_INIT + /* Init System PLL. */ + CLOCK_InitSysPll(&sysPllConfig_BOARD_BootClockRUN); + /* Init System pfd0. */ + CLOCK_InitSysPfd(kCLOCK_Pfd0, 27); + /* Init System pfd1. */ + CLOCK_InitSysPfd(kCLOCK_Pfd1, 16); + /* Init System pfd2. */ + CLOCK_InitSysPfd(kCLOCK_Pfd2, 24); + /* Init System pfd3. */ + CLOCK_InitSysPfd(kCLOCK_Pfd3, 16); + /* Disable pfd offset. */ + CCM_ANALOG->PLL_SYS &= ~CCM_ANALOG_PLL_SYS_PFD_OFFSET_EN_MASK; +#endif + /* In SDK projects, external flash (configured by FLEXSPI) will be initialized by dcd. + * With this macro XIP_EXTERNAL_FLASH, usb1 pll (selected to be FLEXSPI clock source in SDK projects) will be left + * unchanged. Note: If another clock source is selected for FLEXSPI, user may want to avoid changing that clock as + * well.*/ +#if !(defined(XIP_EXTERNAL_FLASH) && (XIP_EXTERNAL_FLASH == 1)) + /* Init Usb1 PLL. */ + CLOCK_InitUsb1Pll(&usb1PllConfig_BOARD_BootClockRUN); + /* Init Usb1 pfd0. */ + CLOCK_InitUsb1Pfd(kCLOCK_Pfd0, 33); + /* Init Usb1 pfd1. */ + CLOCK_InitUsb1Pfd(kCLOCK_Pfd1, 16); + /* Init Usb1 pfd2. */ + CLOCK_InitUsb1Pfd(kCLOCK_Pfd2, 17); + /* Init Usb1 pfd3. */ + CLOCK_InitUsb1Pfd(kCLOCK_Pfd3, 19); + /* Disable Usb1 PLL output for USBPHY1. */ + CCM_ANALOG->PLL_USB1 &= ~CCM_ANALOG_PLL_USB1_EN_USB_CLKS_MASK; +#endif + /* DeInit Audio PLL. */ + CLOCK_DeinitAudioPll(); + /* Bypass Audio PLL. */ + CLOCK_SetPllBypass(CCM_ANALOG, kCLOCK_PllAudio, 1); + /* Set divider for Audio PLL. */ + CCM_ANALOG->MISC2 &= ~CCM_ANALOG_MISC2_AUDIO_DIV_LSB_MASK; + CCM_ANALOG->MISC2 &= ~CCM_ANALOG_MISC2_AUDIO_DIV_MSB_MASK; + /* Enable Audio PLL output. */ + CCM_ANALOG->PLL_AUDIO |= CCM_ANALOG_PLL_AUDIO_ENABLE_MASK; + /* DeInit Video PLL. */ + CLOCK_DeinitVideoPll(); + /* Bypass Video PLL. */ + CCM_ANALOG->PLL_VIDEO |= CCM_ANALOG_PLL_VIDEO_BYPASS_MASK; + /* Set divider for Video PLL. */ + CCM_ANALOG->MISC2 = (CCM_ANALOG->MISC2 & (~CCM_ANALOG_MISC2_VIDEO_DIV_MASK)) | CCM_ANALOG_MISC2_VIDEO_DIV(0); + /* Enable Video PLL output. */ + CCM_ANALOG->PLL_VIDEO |= CCM_ANALOG_PLL_VIDEO_ENABLE_MASK; + /* DeInit Enet PLL. */ + CLOCK_DeinitEnetPll(); + /* Bypass Enet PLL. */ + CLOCK_SetPllBypass(CCM_ANALOG, kCLOCK_PllEnet, 1); + /* Set Enet output divider. */ + CCM_ANALOG->PLL_ENET = + (CCM_ANALOG->PLL_ENET & (~CCM_ANALOG_PLL_ENET_DIV_SELECT_MASK)) | CCM_ANALOG_PLL_ENET_DIV_SELECT(1); + /* Enable Enet output. */ + CCM_ANALOG->PLL_ENET |= CCM_ANALOG_PLL_ENET_ENABLE_MASK; + /* Enable Enet25M output. */ + CCM_ANALOG->PLL_ENET |= CCM_ANALOG_PLL_ENET_ENET_25M_REF_EN_MASK; + /* DeInit Usb2 PLL. */ + CLOCK_DeinitUsb2Pll(); + /* Bypass Usb2 PLL. */ + CLOCK_SetPllBypass(CCM_ANALOG, kCLOCK_PllUsb2, 1); + /* Enable Usb2 PLL output. */ + CCM_ANALOG->PLL_USB2 |= CCM_ANALOG_PLL_USB2_ENABLE_MASK; + /* Set preperiph clock source. */ + CLOCK_SetMux(kCLOCK_PrePeriphMux, 3); + /* Set periph clock source. */ + CLOCK_SetMux(kCLOCK_PeriphMux, 0); + /* Set periph clock2 clock source. */ + CLOCK_SetMux(kCLOCK_PeriphClk2Mux, 0); + /* Set per clock source. */ + CLOCK_SetMux(kCLOCK_PerclkMux, 0); + /* Set lvds1 clock source. */ + CCM_ANALOG->MISC1 = + (CCM_ANALOG->MISC1 & (~CCM_ANALOG_MISC1_LVDS1_CLK_SEL_MASK)) | CCM_ANALOG_MISC1_LVDS1_CLK_SEL(0); + /* Set clock out1 divider. */ + CCM->CCOSR = (CCM->CCOSR & (~CCM_CCOSR_CLKO1_DIV_MASK)) | CCM_CCOSR_CLKO1_DIV(0); + /* Set clock out1 source. */ + CCM->CCOSR = (CCM->CCOSR & (~CCM_CCOSR_CLKO1_SEL_MASK)) | CCM_CCOSR_CLKO1_SEL(1); + /* Set clock out2 divider. */ + CCM->CCOSR = (CCM->CCOSR & (~CCM_CCOSR_CLKO2_DIV_MASK)) | CCM_CCOSR_CLKO2_DIV(0); + /* Set clock out2 source. */ + CCM->CCOSR = (CCM->CCOSR & (~CCM_CCOSR_CLKO2_SEL_MASK)) | CCM_CCOSR_CLKO2_SEL(18); + /* Set clock out1 drives clock out1. */ + CCM->CCOSR &= ~CCM_CCOSR_CLK_OUT_SEL_MASK; + /* Disable clock out1. */ + CCM->CCOSR &= ~CCM_CCOSR_CLKO1_EN_MASK; + /* Disable clock out2. */ + CCM->CCOSR &= ~CCM_CCOSR_CLKO2_EN_MASK; + /* 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, 0); + /* 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_EnableMode(IOMUXC_GPR, kIOMUXC_GPR_ENET1RefClkMode, false); + /* Set GPT1 High frequency reference clock source. */ + IOMUXC_GPR->GPR5 &= ~IOMUXC_GPR_GPR5_VREF_1M_CLK_GPT1_MASK; + /* Set GPT2 High frequency reference clock source. */ + IOMUXC_GPR->GPR5 &= ~IOMUXC_GPR_GPR5_VREF_1M_CLK_GPT2_MASK; + /* Set SystemCoreClock variable. */ + SystemCoreClock = BOARD_BOOTCLOCKRUN_CORE_CLOCK; +} |