fead support Ubiquitous/XiZi/board/xidatong bsp
This commit is contained in:
@@ -0,0 +1,7 @@
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SRC_FILES := system_MIMXRT1052.c fsl_cache.c fsl_clock.c fsl_common.c pin_mux.c clock_config.c
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ifeq ($(CONFIG_BSP_USING_SDIO),y)
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SRC_FILES += fsl_usdhc.c
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endif
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include $(KERNEL_ROOT)/compiler.mk
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@@ -0,0 +1,479 @@
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/*
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* Copyright 2017-2019 NXP
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* All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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/**
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* @file clock_config.c
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* @brief support imxrt1052-board clock configure
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* @version 1.0
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* @author AIIT XUOS Lab
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* @date 2021-05-29
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*/
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/*
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* How to setup clock using clock driver functions:
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*
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* 1. Call CLOCK_InitXXXPLL() to configure corresponding PLL clock.
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*
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* 2. Call CLOCK_InitXXXpfd() to configure corresponding PLL pfd clock.
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*
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* 3. Call CLOCK_SetMux() to configure corresponding clock source for target clock out.
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*
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* 4. Call CLOCK_SetDiv() to configure corresponding clock divider for target clock out.
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*
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* 5. Call CLOCK_SetXtalFreq() to set XTAL frequency based on board settings.
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*
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*/
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/* TEXT BELOW IS USED AS SETTING FOR TOOLS *************************************
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!!GlobalInfo
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product: Clocks v5.0
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processor: MIMXRT1052xxxxB
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package_id: MIMXRT1052DVL6B
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mcu_data: ksdk2_0
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processor_version: 5.0.2
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board: IMXRT1050-EVKB
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* BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR TOOLS **********/
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#include "clock_config.h"
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#include "fsl_iomuxc.h"
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/*******************************************************************************
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* Definitions
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******************************************************************************/
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/*******************************************************************************
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* Variables
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******************************************************************************/
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/* System clock frequency. */
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extern uint32_t SystemCoreClock;
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/*******************************************************************************
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************************ BOARD_InitBootClocks function ************************
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******************************************************************************/
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void BOARD_InitBootClocks(void)
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{
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BOARD_BootClockRUN();
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}
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/*******************************************************************************
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********************** Configuration BOARD_BootClockRUN ***********************
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******************************************************************************/
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/* TEXT BELOW IS USED AS SETTING FOR TOOLS *************************************
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!!Configuration
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name: BOARD_BootClockRUN
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called_from_default_init: true
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outputs:
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- {id: AHB_CLK_ROOT.outFreq, value: 600 MHz}
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- {id: CAN_CLK_ROOT.outFreq, value: 40 MHz}
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- {id: CKIL_SYNC_CLK_ROOT.outFreq, value: 32.768 kHz}
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- {id: CLK_1M.outFreq, value: 1 MHz}
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- {id: CLK_24M.outFreq, value: 24 MHz}
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- {id: CSI_CLK_ROOT.outFreq, value: 12 MHz}
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- {id: ENET1_TX_CLK.outFreq, value: 2.4 MHz}
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- {id: ENET_125M_CLK.outFreq, value: 2.4 MHz}
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- {id: ENET_25M_REF_CLK.outFreq, value: 1.2 MHz}
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- {id: FLEXIO1_CLK_ROOT.outFreq, value: 30 MHz}
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- {id: FLEXIO2_CLK_ROOT.outFreq, value: 30 MHz}
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- {id: FLEXSPI_CLK_ROOT.outFreq, value: 2880/11 MHz}
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- {id: GPT1_ipg_clk_highfreq.outFreq, value: 75 MHz}
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- {id: GPT2_ipg_clk_highfreq.outFreq, value: 75 MHz}
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- {id: IPG_CLK_ROOT.outFreq, value: 150 MHz}
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- {id: LCDIF_CLK_ROOT.outFreq, value: 67.5/7 MHz}
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- {id: LPI2C_CLK_ROOT.outFreq, value: 60 MHz}
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- {id: LPSPI_CLK_ROOT.outFreq, value: 105.6 MHz}
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- {id: LVDS1_CLK.outFreq, value: 1.2 GHz}
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- {id: MQS_MCLK.outFreq, value: 1080/17 MHz}
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- {id: PERCLK_CLK_ROOT.outFreq, value: 75 MHz}
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- {id: PLL7_MAIN_CLK.outFreq, value: 24 MHz}
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- {id: SAI1_CLK_ROOT.outFreq, value: 1080/17 MHz}
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- {id: SAI1_MCLK1.outFreq, value: 1080/17 MHz}
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- {id: SAI1_MCLK2.outFreq, value: 1080/17 MHz}
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- {id: SAI1_MCLK3.outFreq, value: 30 MHz}
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- {id: SAI2_CLK_ROOT.outFreq, value: 1080/17 MHz}
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- {id: SAI2_MCLK1.outFreq, value: 1080/17 MHz}
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- {id: SAI2_MCLK3.outFreq, value: 30 MHz}
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- {id: SAI3_CLK_ROOT.outFreq, value: 1080/17 MHz}
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- {id: SAI3_MCLK1.outFreq, value: 1080/17 MHz}
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- {id: SAI3_MCLK3.outFreq, value: 30 MHz}
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- {id: SEMC_CLK_ROOT.outFreq, value: 75 MHz}
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- {id: SPDIF0_CLK_ROOT.outFreq, value: 30 MHz}
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- {id: TRACE_CLK_ROOT.outFreq, value: 352/3 MHz}
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- {id: UART_CLK_ROOT.outFreq, value: 80 MHz}
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- {id: USDHC1_CLK_ROOT.outFreq, value: 198 MHz}
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- {id: USDHC2_CLK_ROOT.outFreq, value: 198 MHz}
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settings:
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- {id: CCM.AHB_PODF.scale, value: '1', locked: true}
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- {id: CCM.ARM_PODF.scale, value: '2', locked: true}
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- {id: CCM.FLEXSPI_PODF.scale, value: '1', locked: true}
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- {id: CCM.FLEXSPI_SEL.sel, value: CCM_ANALOG.PLL3_PFD0_CLK}
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- {id: CCM.LCDIF_PODF.scale, value: '8', locked: true}
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- {id: CCM.LCDIF_PRED.scale, value: '7', locked: true}
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- {id: CCM.LPSPI_PODF.scale, value: '5', locked: true}
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- {id: CCM.PERCLK_PODF.scale, value: '2', locked: true}
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- {id: CCM.SEMC_PODF.scale, value: '8'}
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- {id: CCM.TRACE_PODF.scale, value: '3', locked: true}
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- {id: CCM_ANALOG.PLL1_BYPASS.sel, value: CCM_ANALOG.PLL1}
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- {id: CCM_ANALOG.PLL1_PREDIV.scale, value: '1', locked: true}
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- {id: CCM_ANALOG.PLL1_VDIV.scale, value: '50', locked: true}
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- {id: CCM_ANALOG.PLL2.denom, value: '1', locked: true}
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- {id: CCM_ANALOG.PLL2.num, value: '0', locked: true}
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- {id: CCM_ANALOG.PLL2_BYPASS.sel, value: CCM_ANALOG.PLL2_OUT_CLK}
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- {id: CCM_ANALOG.PLL2_PFD0_BYPASS.sel, value: CCM_ANALOG.PLL2_PFD0}
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- {id: CCM_ANALOG.PLL2_PFD1_BYPASS.sel, value: CCM_ANALOG.PLL2_PFD1}
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- {id: CCM_ANALOG.PLL2_PFD2_BYPASS.sel, value: CCM_ANALOG.PLL2_PFD2}
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- {id: CCM_ANALOG.PLL2_PFD3_BYPASS.sel, value: CCM_ANALOG.PLL2_PFD3}
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- {id: CCM_ANALOG.PLL3_BYPASS.sel, value: CCM_ANALOG.PLL3}
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- {id: CCM_ANALOG.PLL3_PFD0_BYPASS.sel, value: CCM_ANALOG.PLL3_PFD0}
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- {id: CCM_ANALOG.PLL3_PFD0_DIV.scale, value: '33', locked: true}
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- {id: CCM_ANALOG.PLL3_PFD0_MUL.scale, value: '18', locked: true}
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- {id: CCM_ANALOG.PLL3_PFD1_BYPASS.sel, value: CCM_ANALOG.PLL3_PFD1}
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- {id: CCM_ANALOG.PLL3_PFD2_BYPASS.sel, value: CCM_ANALOG.PLL3_PFD2}
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- {id: CCM_ANALOG.PLL3_PFD3_BYPASS.sel, value: CCM_ANALOG.PLL3_PFD3}
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- {id: CCM_ANALOG.PLL4.denom, value: '50'}
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- {id: CCM_ANALOG.PLL4.div, value: '47'}
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- {id: CCM_ANALOG.PLL5.denom, value: '1'}
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- {id: CCM_ANALOG.PLL5.div, value: '40'}
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- {id: CCM_ANALOG.PLL5.num, value: '0'}
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- {id: CCM_ANALOG_PLL_ENET_POWERDOWN_CFG, value: 'Yes'}
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- {id: CCM_ANALOG_PLL_USB1_POWER_CFG, value: 'Yes'}
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sources:
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- {id: XTALOSC24M.OSC.outFreq, value: 24 MHz, enabled: true}
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- {id: XTALOSC24M.RTC_OSC.outFreq, value: 32.768 kHz, enabled: true}
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* BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR TOOLS **********/
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/*******************************************************************************
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* Variables for BOARD_BootClockRUN configuration
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******************************************************************************/
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const clock_arm_pll_config_t armPllConfig_BOARD_BootClockRUN =
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{
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.loopDivider = 100, /* PLL loop divider, Fout = Fin * 50 */
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.src = 0, /* Bypass clock source, 0 - OSC 24M, 1 - CLK1_P and CLK1_N */
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};
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const clock_sys_pll_config_t sysPllConfig_BOARD_BootClockRUN =
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{
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.loopDivider = 1, /* PLL loop divider, Fout = Fin * ( 20 + loopDivider*2 + numerator / denominator ) */
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.numerator = 0, /* 30 bit numerator of fractional loop divider */
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.denominator = 1, /* 30 bit denominator of fractional loop divider */
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.src = 0, /* Bypass clock source, 0 - OSC 24M, 1 - CLK1_P and CLK1_N */
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};
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const clock_usb_pll_config_t usb1PllConfig_BOARD_BootClockRUN =
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{
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.loopDivider = 0, /* PLL loop divider, Fout = Fin * 20 */
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.src = 0, /* Bypass clock source, 0 - OSC 24M, 1 - CLK1_P and CLK1_N */
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};
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/*******************************************************************************
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* Code for BOARD_BootClockRUN configuration
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******************************************************************************/
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void BOARD_BootClockRUN(void)
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{
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/* Init RTC OSC clock frequency. */
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CLOCK_SetRtcXtalFreq(32768U);
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/* Enable 1MHz clock output. */
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XTALOSC24M->OSC_CONFIG2 |= XTALOSC24M_OSC_CONFIG2_ENABLE_1M_MASK;
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/* Use free 1MHz clock output. */
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XTALOSC24M->OSC_CONFIG2 &= ~XTALOSC24M_OSC_CONFIG2_MUX_1M_MASK;
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/* Set XTAL 24MHz clock frequency. */
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CLOCK_SetXtalFreq(24000000U);
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/* Enable XTAL 24MHz clock source. */
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CLOCK_InitExternalClk(0);
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/* Enable internal RC. */
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CLOCK_InitRcOsc24M();
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/* Switch clock source to external OSC. */
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CLOCK_SwitchOsc(kCLOCK_XtalOsc);
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/* Set Oscillator ready counter value. */
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CCM->CCR = (CCM->CCR & (~CCM_CCR_OSCNT_MASK)) | CCM_CCR_OSCNT(127);
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/* Setting PeriphClk2Mux and PeriphMux to provide stable clock before PLLs are initialed */
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CLOCK_SetMux(kCLOCK_PeriphClk2Mux, 1); /* Set PERIPH_CLK2 MUX to OSC */
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CLOCK_SetMux(kCLOCK_PeriphMux, 1); /* Set PERIPH_CLK MUX to PERIPH_CLK2 */
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/* Setting the VDD_SOC to 1.275V. It is necessary to config AHB to 600Mhz. */
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DCDC->REG3 = (DCDC->REG3 & (~DCDC_REG3_TRG_MASK)) | DCDC_REG3_TRG(0x13);
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/* Waiting for DCDC_STS_DC_OK bit is asserted */
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while (DCDC_REG0_STS_DC_OK_MASK != (DCDC_REG0_STS_DC_OK_MASK & DCDC->REG0))
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{
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}
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/* Set AHB_PODF. */
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CLOCK_SetDiv(kCLOCK_AhbDiv, 0);
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/* Disable IPG clock gate. */
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CLOCK_DisableClock(kCLOCK_Adc1);
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CLOCK_DisableClock(kCLOCK_Adc2);
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CLOCK_DisableClock(kCLOCK_Xbar1);
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CLOCK_DisableClock(kCLOCK_Xbar2);
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CLOCK_DisableClock(kCLOCK_Xbar3);
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/* Set IPG_PODF. */
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CLOCK_SetDiv(kCLOCK_IpgDiv, 3);
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/* Set ARM_PODF. */
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CLOCK_SetDiv(kCLOCK_ArmDiv, 1);
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/* Set PERIPH_CLK2_PODF. */
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CLOCK_SetDiv(kCLOCK_PeriphClk2Div, 0);
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/* Disable PERCLK clock gate. */
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CLOCK_DisableClock(kCLOCK_Gpt1);
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CLOCK_DisableClock(kCLOCK_Gpt1S);
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CLOCK_DisableClock(kCLOCK_Gpt2);
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CLOCK_DisableClock(kCLOCK_Gpt2S);
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CLOCK_DisableClock(kCLOCK_Pit);
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/* Set PERCLK_PODF. */
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CLOCK_SetDiv(kCLOCK_PerclkDiv, 1);
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/* Disable USDHC1 clock gate. */
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CLOCK_DisableClock(kCLOCK_Usdhc1);
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/* Set USDHC1_PODF. */
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CLOCK_SetDiv(kCLOCK_Usdhc1Div, 1);
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/* Set Usdhc1 clock source. */
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CLOCK_SetMux(kCLOCK_Usdhc1Mux, 0);
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/* Disable USDHC2 clock gate. */
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CLOCK_DisableClock(kCLOCK_Usdhc2);
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/* Set USDHC2_PODF. */
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CLOCK_SetDiv(kCLOCK_Usdhc2Div, 1);
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/* Set Usdhc2 clock source. */
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CLOCK_SetMux(kCLOCK_Usdhc2Mux, 0);
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/* In SDK projects, SDRAM (configured by SEMC) will be initialized in either debug script or dcd.
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* With this macro SKIP_SYSCLK_INIT, system pll (selected to be SEMC source clock in SDK projects) will be left unchanged.
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* Note: If another clock source is selected for SEMC, user may want to avoid changing that clock as well.*/
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#ifndef SKIP_SYSCLK_INIT
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/* Disable Semc clock gate. */
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CLOCK_DisableClock(kCLOCK_Semc);
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/* Set SEMC_PODF. */
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CLOCK_SetDiv(kCLOCK_SemcDiv, 7);
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/* Set Semc alt clock source. */
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CLOCK_SetMux(kCLOCK_SemcAltMux, 0);
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/* Set Semc clock source. */
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CLOCK_SetMux(kCLOCK_SemcMux, 0);
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#endif
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/* In SDK projects, external flash (configured by FLEXSPI) will be initialized by dcd.
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* With this macro XIP_EXTERNAL_FLASH, usb1 pll (selected to be FLEXSPI clock source in SDK projects) will be left unchanged.
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* Note: If another clock source is selected for FLEXSPI, user may want to avoid changing that clock as well.*/
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#if !(defined(XIP_EXTERNAL_FLASH) && (XIP_EXTERNAL_FLASH == 1))
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/* Disable Flexspi clock gate. */
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CLOCK_DisableClock(kCLOCK_FlexSpi);
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/* Set FLEXSPI_PODF. */
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CLOCK_SetDiv(kCLOCK_FlexspiDiv, 0);
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/* Set Flexspi clock source. */
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CLOCK_SetMux(kCLOCK_FlexspiMux, 3);
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#endif
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/* Disable CSI clock gate. */
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CLOCK_DisableClock(kCLOCK_Csi);
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/* Set CSI_PODF. */
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CLOCK_SetDiv(kCLOCK_CsiDiv, 1);
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/* Set Csi clock source. */
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CLOCK_SetMux(kCLOCK_CsiMux, 0);
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/* Disable LPSPI clock gate. */
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CLOCK_DisableClock(kCLOCK_Lpspi1);
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CLOCK_DisableClock(kCLOCK_Lpspi2);
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CLOCK_DisableClock(kCLOCK_Lpspi3);
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CLOCK_DisableClock(kCLOCK_Lpspi4);
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/* Set LPSPI_PODF. */
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CLOCK_SetDiv(kCLOCK_LpspiDiv, 4);
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/* Set Lpspi clock source. */
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CLOCK_SetMux(kCLOCK_LpspiMux, 2);
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/* Disable TRACE clock gate. */
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CLOCK_DisableClock(kCLOCK_Trace);
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/* Set TRACE_PODF. */
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CLOCK_SetDiv(kCLOCK_TraceDiv, 2);
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/* Set Trace clock source. */
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CLOCK_SetMux(kCLOCK_TraceMux, 2);
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/* Disable SAI1 clock gate. */
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CLOCK_DisableClock(kCLOCK_Sai1);
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/* Set SAI1_CLK_PRED. */
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CLOCK_SetDiv(kCLOCK_Sai1PreDiv, 3);
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/* Set SAI1_CLK_PODF. */
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CLOCK_SetDiv(kCLOCK_Sai1Div, 1);
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/* Set Sai1 clock source. */
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CLOCK_SetMux(kCLOCK_Sai1Mux, 0);
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/* Disable SAI2 clock gate. */
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CLOCK_DisableClock(kCLOCK_Sai2);
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/* Set SAI2_CLK_PRED. */
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CLOCK_SetDiv(kCLOCK_Sai2PreDiv, 3);
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/* Set SAI2_CLK_PODF. */
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CLOCK_SetDiv(kCLOCK_Sai2Div, 1);
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/* Set Sai2 clock source. */
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CLOCK_SetMux(kCLOCK_Sai2Mux, 0);
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/* Disable SAI3 clock gate. */
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CLOCK_DisableClock(kCLOCK_Sai3);
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/* Set SAI3_CLK_PRED. */
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CLOCK_SetDiv(kCLOCK_Sai3PreDiv, 3);
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/* Set SAI3_CLK_PODF. */
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CLOCK_SetDiv(kCLOCK_Sai3Div, 1);
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/* Set Sai3 clock source. */
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CLOCK_SetMux(kCLOCK_Sai3Mux, 0);
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/* Disable Lpi2c clock gate. */
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CLOCK_DisableClock(kCLOCK_Lpi2c1);
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CLOCK_DisableClock(kCLOCK_Lpi2c2);
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CLOCK_DisableClock(kCLOCK_Lpi2c3);
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/* Set LPI2C_CLK_PODF. */
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CLOCK_SetDiv(kCLOCK_Lpi2cDiv, 0);
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/* Set Lpi2c clock source. */
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CLOCK_SetMux(kCLOCK_Lpi2cMux, 0);
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/* Disable CAN clock gate. */
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CLOCK_DisableClock(kCLOCK_Can1);
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CLOCK_DisableClock(kCLOCK_Can2);
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CLOCK_DisableClock(kCLOCK_Can1S);
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CLOCK_DisableClock(kCLOCK_Can2S);
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/* Set CAN_CLK_PODF. */
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CLOCK_SetDiv(kCLOCK_CanDiv, 1);
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/* Set Can clock source. */
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CLOCK_SetMux(kCLOCK_CanMux, 2);
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/* Disable UART clock gate. */
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CLOCK_DisableClock(kCLOCK_Lpuart1);
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CLOCK_DisableClock(kCLOCK_Lpuart2);
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CLOCK_DisableClock(kCLOCK_Lpuart3);
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CLOCK_DisableClock(kCLOCK_Lpuart4);
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CLOCK_DisableClock(kCLOCK_Lpuart5);
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CLOCK_DisableClock(kCLOCK_Lpuart6);
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CLOCK_DisableClock(kCLOCK_Lpuart7);
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CLOCK_DisableClock(kCLOCK_Lpuart8);
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/* Set UART_CLK_PODF. */
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CLOCK_SetDiv(kCLOCK_UartDiv, 0);
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/* Set Uart clock source. */
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CLOCK_SetMux(kCLOCK_UartMux, 0);
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/* Disable LCDIF clock gate. */
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CLOCK_DisableClock(kCLOCK_LcdPixel);
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/* Set LCDIF_PRED. */
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CLOCK_SetDiv(kCLOCK_LcdifPreDiv, 6);
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/* Set LCDIF_CLK_PODF. */
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CLOCK_SetDiv(kCLOCK_LcdifDiv, 7);
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/* Set Lcdif pre clock source. */
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CLOCK_SetMux(kCLOCK_LcdifPreMux, 5);
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/* 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;
|
||||
}
|
||||
|
||||
@@ -0,0 +1,611 @@
|
||||
/*
|
||||
* Copyright (c) 2016, Freescale Semiconductor, Inc.
|
||||
* Copyright 2016-2017 NXP
|
||||
* All rights reserved.
|
||||
*
|
||||
* SPDX-License-Identifier: BSD-3-Clause
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file fsl_cache.c
|
||||
* @brief cache drivers
|
||||
* @version 1.0
|
||||
* @author AIIT XUOS Lab
|
||||
* @date 2021.11.11
|
||||
*/
|
||||
|
||||
#include "fsl_cache.h"
|
||||
|
||||
/*******************************************************************************
|
||||
* Definitions
|
||||
******************************************************************************/
|
||||
|
||||
/* Component ID definition, used by tools. */
|
||||
#ifndef FSL_COMPONENT_ID
|
||||
#define FSL_COMPONENT_ID "platform.drivers.cache_armv7_m7"
|
||||
#endif
|
||||
|
||||
#if defined(FSL_FEATURE_SOC_L2CACHEC_COUNT) && FSL_FEATURE_SOC_L2CACHEC_COUNT
|
||||
#define L2CACHE_OPERATION_TIMEOUT 0xFFFFFU
|
||||
#define L2CACHE_8WAYS_MASK 0xFFU
|
||||
#define L2CACHE_16WAYS_MASK 0xFFFFU
|
||||
#define L2CACHE_SMALLWAYS_NUM 8U
|
||||
#define L2CACHE_1KBCOVERTOB 1024U
|
||||
#define L2CACHE_SAMLLWAYS_SIZE 16U
|
||||
#define L2CACHE_LOCKDOWN_REGNUM 8 /*!< Lock down register numbers.*/
|
||||
/*******************************************************************************
|
||||
* Prototypes
|
||||
******************************************************************************/
|
||||
/*!
|
||||
* @brief Set for all ways and waiting for the operation finished.
|
||||
* This is provided for all the background operations.
|
||||
*
|
||||
* @param auxCtlReg The auxiliary control register.
|
||||
* @param regAddr The register address to be operated.
|
||||
*/
|
||||
static void L2CACHE_SetAndWaitBackGroundOperate(uint32_t auxCtlReg, uint32_t regAddr);
|
||||
|
||||
/*!
|
||||
* @brief Invalidates the Level 2 cache line by physical address.
|
||||
* This function invalidates a cache line by physcial address.
|
||||
*
|
||||
* @param address The physical addderss of the cache.
|
||||
* The format of the address shall be :
|
||||
* bit 31 ~ bit n+1 | bitn ~ bit5 | bit4 ~ bit0
|
||||
* Tag | index | 0
|
||||
* Note: the physical address shall be aligned to the line size - 32B (256 bit).
|
||||
* so keep the last 5 bits (bit 4 ~ bit 0) of the physical address always be zero.
|
||||
* If the input address is not aligned, it will be changed to 32-byte aligned address.
|
||||
* The n is varies according to the index width.
|
||||
* @return The actual 32-byte aligned physical address be operated.
|
||||
*/
|
||||
static uint32_t L2CACHE_InvalidateLineByAddr(uint32_t address);
|
||||
|
||||
/*!
|
||||
* @brief Cleans the Level 2 cache line based on the physical address.
|
||||
* This function cleans a cache line based on a physcial address.
|
||||
*
|
||||
* @param address The physical addderss of the cache.
|
||||
* The format of the address shall be :
|
||||
* bit 31 ~ bit n+1 | bitn ~ bit5 | bit4 ~ bit0
|
||||
* Tag | index | 0
|
||||
* Note: the physical address shall be aligned to the line size - 32B (256 bit).
|
||||
* so keep the last 5 bits (bit 4 ~ bit 0) of the physical address always be zero.
|
||||
* If the input address is not aligned, it will be changed to 32-byte aligned address.
|
||||
* The n is varies according to the index width.
|
||||
* @return The actual 32-byte aligned physical address be operated.
|
||||
*/
|
||||
static uint32_t L2CACHE_CleanLineByAddr(uint32_t address);
|
||||
|
||||
/*!
|
||||
* @brief Cleans and invalidates the Level 2 cache line based on the physical address.
|
||||
* This function cleans and invalidates a cache line based on a physcial address.
|
||||
*
|
||||
* @param address The physical addderss of the cache.
|
||||
* The format of the address shall be :
|
||||
* bit 31 ~ bit n+1 | bitn ~ bit5 | bit4 ~ bit0
|
||||
* Tag | index | 0
|
||||
* Note: the physical address shall be aligned to the line size - 32B (256 bit).
|
||||
* so keep the last 5 bits (bit 4 ~ bit 0) of the physical address always be zero.
|
||||
* If the input address is not aligned, it will be changed to 32-byte aligned address.
|
||||
* The n is varies according to the index width.
|
||||
* @return The actual 32-byte aligned physical address be operated.
|
||||
*/
|
||||
static uint32_t L2CACHE_CleanInvalidateLineByAddr(uint32_t address);
|
||||
|
||||
/*!
|
||||
* @brief Gets the number of the Level 2 cache and the way size.
|
||||
* This function cleans and invalidates a cache line based on a physcial address.
|
||||
*
|
||||
* @param num_ways The number of the cache way.
|
||||
* @param size_way The way size.
|
||||
*/
|
||||
static void L2CACHE_GetWayNumSize(uint32_t *num_ways, uint32_t *size_way);
|
||||
/*******************************************************************************
|
||||
* Code
|
||||
******************************************************************************/
|
||||
static void L2CACHE_SetAndWaitBackGroundOperate(uint32_t auxCtlReg, uint32_t regAddr)
|
||||
{
|
||||
uint16_t mask = L2CACHE_8WAYS_MASK;
|
||||
uint32_t timeout = L2CACHE_OPERATION_TIMEOUT;
|
||||
|
||||
/* Check the ways used at first. */
|
||||
if (auxCtlReg & L2CACHEC_REG1_AUX_CONTROL_ASSOCIATIVITY_MASK)
|
||||
{
|
||||
mask = L2CACHE_16WAYS_MASK;
|
||||
}
|
||||
|
||||
/* Set the opeartion for all ways/entries of the cache. */
|
||||
*(uint32_t *)regAddr = mask;
|
||||
/* Waiting for until the operation is complete. */
|
||||
while ((*(volatile uint32_t *)regAddr & mask) && timeout)
|
||||
{
|
||||
__ASM("nop");
|
||||
timeout--;
|
||||
}
|
||||
}
|
||||
|
||||
static uint32_t L2CACHE_InvalidateLineByAddr(uint32_t address)
|
||||
{
|
||||
/* Align the address first. */
|
||||
address &= ~(uint32_t)(FSL_FEATURE_L2CACHE_LINESIZE_BYTE - 1);
|
||||
/* Invalidate the cache line by physical address. */
|
||||
L2CACHEC->REG7_INV_PA = address;
|
||||
|
||||
return address;
|
||||
}
|
||||
|
||||
static uint32_t L2CACHE_CleanLineByAddr(uint32_t address)
|
||||
{
|
||||
/* Align the address first. */
|
||||
address &= ~(uint32_t)(FSL_FEATURE_L2CACHE_LINESIZE_BYTE - 1);
|
||||
/* Invalidate the cache line by physical address. */
|
||||
L2CACHEC->REG7_CLEAN_PA = address;
|
||||
|
||||
return address;
|
||||
}
|
||||
|
||||
static uint32_t L2CACHE_CleanInvalidateLineByAddr(uint32_t address)
|
||||
{
|
||||
/* Align the address first. */
|
||||
address &= ~(uint32_t)(FSL_FEATURE_L2CACHE_LINESIZE_BYTE - 1);
|
||||
/* Clean and invalidate the cache line by physical address. */
|
||||
L2CACHEC->REG7_CLEAN_INV_PA = address;
|
||||
|
||||
return address;
|
||||
}
|
||||
|
||||
static void L2CACHE_GetWayNumSize(uint32_t *num_ways, uint32_t *size_way)
|
||||
{
|
||||
assert(num_ways);
|
||||
assert(size_way);
|
||||
|
||||
uint32_t number = (L2CACHEC->REG1_AUX_CONTROL & L2CACHEC_REG1_AUX_CONTROL_ASSOCIATIVITY_MASK) >>
|
||||
L2CACHEC_REG1_AUX_CONTROL_ASSOCIATIVITY_SHIFT;
|
||||
uint32_t size = (L2CACHEC->REG1_AUX_CONTROL & L2CACHEC_REG1_AUX_CONTROL_WAYSIZE_MASK) >>
|
||||
L2CACHEC_REG1_AUX_CONTROL_WAYSIZE_SHIFT;
|
||||
|
||||
*num_ways = (number + 1) * L2CACHE_SMALLWAYS_NUM;
|
||||
if (!size)
|
||||
{
|
||||
/* 0 internally mapped to the same size as 1 - 16KB.*/
|
||||
size += 1;
|
||||
}
|
||||
*size_way = (1 << (size - 1)) * L2CACHE_SAMLLWAYS_SIZE * L2CACHE_1KBCOVERTOB;
|
||||
}
|
||||
|
||||
/*!
|
||||
* brief Initializes the level 2 cache controller module.
|
||||
*
|
||||
* param config Pointer to configuration structure. See "l2cache_config_t".
|
||||
*/
|
||||
void L2CACHE_Init(l2cache_config_t *config)
|
||||
{
|
||||
assert(config);
|
||||
|
||||
uint16_t waysNum = 0xFFU; /* Default use the 8-way mask. */
|
||||
uint8_t count;
|
||||
uint32_t auxReg = 0;
|
||||
|
||||
/*The aux register must be configured when the cachec is disabled
|
||||
* So disable first if the cache controller is enabled.
|
||||
*/
|
||||
if (L2CACHEC->REG1_CONTROL & L2CACHEC_REG1_CONTROL_CE_MASK)
|
||||
{
|
||||
L2CACHE_Disable();
|
||||
}
|
||||
|
||||
/* Unlock all entries. */
|
||||
if (L2CACHEC->REG1_AUX_CONTROL & L2CACHEC_REG1_AUX_CONTROL_ASSOCIATIVITY_MASK)
|
||||
{
|
||||
waysNum = 0xFFFFU;
|
||||
}
|
||||
|
||||
for (count = 0; count < L2CACHE_LOCKDOWN_REGNUM; count++)
|
||||
{
|
||||
L2CACHE_LockdownByWayEnable(count, waysNum, false);
|
||||
}
|
||||
|
||||
/* Set the ways and way-size etc. */
|
||||
auxReg = L2CACHEC_REG1_AUX_CONTROL_ASSOCIATIVITY(config->wayNum) |
|
||||
L2CACHEC_REG1_AUX_CONTROL_WAYSIZE(config->waySize) | L2CACHEC_REG1_AUX_CONTROL_CRP(config->repacePolicy) |
|
||||
L2CACHEC_REG1_AUX_CONTROL_IPE(config->istrPrefetchEnable) |
|
||||
L2CACHEC_REG1_AUX_CONTROL_DPE(config->dataPrefetchEnable) |
|
||||
L2CACHEC_REG1_AUX_CONTROL_NLE(config->nsLockdownEnable) |
|
||||
L2CACHEC_REG1_AUX_CONTROL_FWA(config->writeAlloc) | L2CACHEC_REG1_AUX_CONTROL_HPSDRE(config->writeAlloc);
|
||||
L2CACHEC->REG1_AUX_CONTROL = auxReg;
|
||||
|
||||
/* Set the tag/data ram latency. */
|
||||
if (config->lateConfig)
|
||||
{
|
||||
uint32_t data = 0;
|
||||
/* Tag latency. */
|
||||
data = L2CACHEC_REG1_TAG_RAM_CONTROL_SL(config->lateConfig->tagSetupLate) |
|
||||
L2CACHEC_REG1_TAG_RAM_CONTROL_SL(config->lateConfig->tagSetupLate) |
|
||||
L2CACHEC_REG1_TAG_RAM_CONTROL_RAL(config->lateConfig->tagReadLate) |
|
||||
L2CACHEC_REG1_TAG_RAM_CONTROL_WAL(config->lateConfig->dataWriteLate);
|
||||
L2CACHEC->REG1_TAG_RAM_CONTROL = data;
|
||||
/* Data latency. */
|
||||
data = L2CACHEC_REG1_DATA_RAM_CONTROL_SL(config->lateConfig->dataSetupLate) |
|
||||
L2CACHEC_REG1_DATA_RAM_CONTROL_SL(config->lateConfig->dataSetupLate) |
|
||||
L2CACHEC_REG1_DATA_RAM_CONTROL_RAL(config->lateConfig->dataReadLate) |
|
||||
L2CACHEC_REG1_DATA_RAM_CONTROL_WAL(config->lateConfig->dataWriteLate);
|
||||
L2CACHEC->REG1_DATA_RAM_CONTROL = data;
|
||||
}
|
||||
}
|
||||
|
||||
/*!
|
||||
* brief Gets an available default settings for the cache controller.
|
||||
*
|
||||
* This function initializes the cache controller configuration structure with default settings.
|
||||
* The default values are:
|
||||
* code
|
||||
* config->waysNum = kL2CACHE_8ways;
|
||||
* config->waySize = kL2CACHE_32KbSize;
|
||||
* config->repacePolicy = kL2CACHE_Roundrobin;
|
||||
* config->lateConfig = NULL;
|
||||
* config->istrPrefetchEnable = false;
|
||||
* config->dataPrefetchEnable = false;
|
||||
* config->nsLockdownEnable = false;
|
||||
* config->writeAlloc = kL2CACHE_UseAwcache;
|
||||
* endcode
|
||||
* param config Pointer to the configuration structure.
|
||||
*/
|
||||
void L2CACHE_GetDefaultConfig(l2cache_config_t *config)
|
||||
{
|
||||
assert(config);
|
||||
|
||||
/* Initializes the configure structure to zero. */
|
||||
memset(config, 0, sizeof(*config));
|
||||
|
||||
uint32_t number = (L2CACHEC->REG1_AUX_CONTROL & L2CACHEC_REG1_AUX_CONTROL_ASSOCIATIVITY_MASK) >>
|
||||
L2CACHEC_REG1_AUX_CONTROL_ASSOCIATIVITY_SHIFT;
|
||||
uint32_t size = (L2CACHEC->REG1_AUX_CONTROL & L2CACHEC_REG1_AUX_CONTROL_WAYSIZE_MASK) >>
|
||||
L2CACHEC_REG1_AUX_CONTROL_WAYSIZE_SHIFT;
|
||||
|
||||
/* Get the default value */
|
||||
config->wayNum = (l2cache_way_num_t)number;
|
||||
config->waySize = (l2cache_way_size)size;
|
||||
config->repacePolicy = kL2CACHE_Roundrobin;
|
||||
config->lateConfig = NULL;
|
||||
config->istrPrefetchEnable = false;
|
||||
config->dataPrefetchEnable = false;
|
||||
config->nsLockdownEnable = false;
|
||||
config->writeAlloc = kL2CACHE_UseAwcache;
|
||||
}
|
||||
|
||||
/*!
|
||||
* brief Enables the level 2 cache controller.
|
||||
* This function enables the cache controller. Must be written using a secure access.
|
||||
* If write with a Non-secure access will cause a DECERR response.
|
||||
*
|
||||
*/
|
||||
void L2CACHE_Enable(void)
|
||||
{
|
||||
/* Invalidate first. */
|
||||
L2CACHE_Invalidate();
|
||||
/* Enable the level 2 cache controller. */
|
||||
L2CACHEC->REG1_CONTROL = L2CACHEC_REG1_CONTROL_CE_MASK;
|
||||
}
|
||||
|
||||
/*!
|
||||
* brief Disables the level 2 cache controller.
|
||||
* This function disables the cache controller. Must be written using a secure access.
|
||||
* If write with a Non-secure access will cause a DECERR response.
|
||||
*
|
||||
*/
|
||||
void L2CACHE_Disable(void)
|
||||
{
|
||||
/* First CleanInvalidate all enties in the cache. */
|
||||
L2CACHE_CleanInvalidate();
|
||||
/* Disable the level 2 cache controller. */
|
||||
L2CACHEC->REG1_CONTROL &= ~L2CACHEC_REG1_CONTROL_CE_MASK;
|
||||
/* DSB - data sync barrier.*/
|
||||
__DSB();
|
||||
}
|
||||
|
||||
/*!
|
||||
* brief Invalidates the Level 2 cache.
|
||||
* This function invalidates all entries in cache.
|
||||
*
|
||||
*/
|
||||
void L2CACHE_Invalidate(void)
|
||||
{
|
||||
/* Invalidate all entries in cache. */
|
||||
L2CACHE_SetAndWaitBackGroundOperate(L2CACHEC->REG1_AUX_CONTROL, (uint32_t)&L2CACHEC->REG7_INV_WAY);
|
||||
/* Cache sync. */
|
||||
L2CACHEC->REG7_CACHE_SYNC = 0;
|
||||
}
|
||||
|
||||
/*!
|
||||
* brief Cleans the level 2 cache controller.
|
||||
* This function cleans all entries in the level 2 cache controller.
|
||||
*
|
||||
*/
|
||||
void L2CACHE_Clean(void)
|
||||
{
|
||||
/* Clean all entries of the cache. */
|
||||
L2CACHE_SetAndWaitBackGroundOperate(L2CACHEC->REG1_AUX_CONTROL, (uint32_t)&L2CACHEC->REG7_CLEAN_WAY);
|
||||
/* Cache sync. */
|
||||
L2CACHEC->REG7_CACHE_SYNC = 0;
|
||||
}
|
||||
|
||||
/*!
|
||||
* brief Cleans and invalidates the level 2 cache controller.
|
||||
* This function cleans and invalidates all entries in the level 2 cache controller.
|
||||
*
|
||||
*/
|
||||
void L2CACHE_CleanInvalidate(void)
|
||||
{
|
||||
/* Clean all entries of the cache. */
|
||||
L2CACHE_SetAndWaitBackGroundOperate(L2CACHEC->REG1_AUX_CONTROL, (uint32_t)&L2CACHEC->REG7_CLEAN_INV_WAY);
|
||||
/* Cache sync. */
|
||||
L2CACHEC->REG7_CACHE_SYNC = 0;
|
||||
}
|
||||
|
||||
/*!
|
||||
* brief Invalidates the Level 2 cache lines in the range of two physical addresses.
|
||||
* This function invalidates all cache lines between two physical addresses.
|
||||
*
|
||||
* param address The start address of the memory to be invalidated.
|
||||
* param size_byte The memory size.
|
||||
* note The start address and size_byte should be 32-byte(FSL_FEATURE_L2CACHE_LINESIZE_BYTE) aligned.
|
||||
* The startAddr here will be forced to align to L2 line size if startAddr
|
||||
* is not aligned. For the size_byte, application should make sure the
|
||||
* alignment or make sure the right operation order if the size_byte is not aligned.
|
||||
*/
|
||||
void L2CACHE_InvalidateByRange(uint32_t address, uint32_t size_byte)
|
||||
{
|
||||
uint32_t endAddr = address + size_byte;
|
||||
|
||||
/* Invalidate addresses in the range. */
|
||||
while (address < endAddr)
|
||||
{
|
||||
address = L2CACHE_InvalidateLineByAddr(address);
|
||||
/* Update the size. */
|
||||
address += FSL_FEATURE_L2CACHE_LINESIZE_BYTE;
|
||||
}
|
||||
|
||||
/* Cache sync. */
|
||||
L2CACHEC->REG7_CACHE_SYNC = 0;
|
||||
}
|
||||
|
||||
/*!
|
||||
* brief Cleans the Level 2 cache lines in the range of two physical addresses.
|
||||
* This function cleans all cache lines between two physical addresses.
|
||||
*
|
||||
* param address The start address of the memory to be cleaned.
|
||||
* param size_byte The memory size.
|
||||
* note The start address and size_byte should be 32-byte(FSL_FEATURE_L2CACHE_LINESIZE_BYTE) aligned.
|
||||
* The startAddr here will be forced to align to L2 line size if startAddr
|
||||
* is not aligned. For the size_byte, application should make sure the
|
||||
* alignment or make sure the right operation order if the size_byte is not aligned.
|
||||
*/
|
||||
void L2CACHE_CleanByRange(uint32_t address, uint32_t size_byte)
|
||||
{
|
||||
uint32_t num_ways = 0;
|
||||
uint32_t size_way = 0;
|
||||
uint32_t endAddr = address + size_byte;
|
||||
|
||||
/* Get the number and size of the cache way. */
|
||||
L2CACHE_GetWayNumSize(&num_ways, &size_way);
|
||||
|
||||
/* Check if the clean size is over the cache size. */
|
||||
if ((endAddr - address) > num_ways * size_way)
|
||||
{
|
||||
L2CACHE_Clean();
|
||||
return;
|
||||
}
|
||||
|
||||
/* Clean addresses in the range. */
|
||||
while ((address & ~(uint32_t)(FSL_FEATURE_L2CACHE_LINESIZE_BYTE - 1)) < endAddr)
|
||||
{
|
||||
/* Clean the address in the range. */
|
||||
address = L2CACHE_CleanLineByAddr(address);
|
||||
address += FSL_FEATURE_L2CACHE_LINESIZE_BYTE;
|
||||
}
|
||||
|
||||
L2CACHEC->REG7_CACHE_SYNC = 0;
|
||||
}
|
||||
|
||||
/*!
|
||||
* brief Cleans and invalidates the Level 2 cache lines in the range of two physical addresses.
|
||||
* This function cleans and invalidates all cache lines between two physical addresses.
|
||||
*
|
||||
* param address The start address of the memory to be cleaned and invalidated.
|
||||
* param size_byte The memory size.
|
||||
* note The start address and size_byte should be 32-byte(FSL_FEATURE_L2CACHE_LINESIZE_BYTE) aligned.
|
||||
* The startAddr here will be forced to align to L2 line size if startAddr
|
||||
* is not aligned. For the size_byte, application should make sure the
|
||||
* alignment or make sure the right operation order if the size_byte is not aligned.
|
||||
*/
|
||||
void L2CACHE_CleanInvalidateByRange(uint32_t address, uint32_t size_byte)
|
||||
{
|
||||
uint32_t num_ways = 0;
|
||||
uint32_t size_way = 0;
|
||||
uint32_t endAddr = address + size_byte;
|
||||
|
||||
/* Get the number and size of the cache way. */
|
||||
L2CACHE_GetWayNumSize(&num_ways, &size_way);
|
||||
|
||||
/* Check if the clean size is over the cache size. */
|
||||
if ((endAddr - address) > num_ways * size_way)
|
||||
{
|
||||
L2CACHE_CleanInvalidate();
|
||||
return;
|
||||
}
|
||||
|
||||
/* Clean addresses in the range. */
|
||||
while ((address & ~(uint32_t)(FSL_FEATURE_L2CACHE_LINESIZE_BYTE - 1)) < endAddr)
|
||||
{
|
||||
/* Clean the address in the range. */
|
||||
address = L2CACHE_CleanInvalidateLineByAddr(address);
|
||||
address += FSL_FEATURE_L2CACHE_LINESIZE_BYTE;
|
||||
}
|
||||
|
||||
L2CACHEC->REG7_CACHE_SYNC = 0;
|
||||
}
|
||||
|
||||
/*!
|
||||
* brief Enables or disables to lock down the data and instruction by way.
|
||||
* This function locks down the cached instruction/data by way and prevent the adresses from
|
||||
* being allocated and prevent dara from being evicted out of the level 2 cache.
|
||||
* But the normal cache maintenance operations that invalidate, clean or clean
|
||||
* and validate cache contents affect the locked-down cache lines as normal.
|
||||
*
|
||||
* param masterId The master id, range from 0 ~ 7.
|
||||
* param mask The ways to be enabled or disabled to lockdown.
|
||||
* each bit in value is related to each way of the cache. for example:
|
||||
* value: bit 0 ------ way 0.
|
||||
* value: bit 1 ------ way 1.
|
||||
* --------------------------
|
||||
* value: bit 15 ------ way 15.
|
||||
* Note: please make sure the value setting is align with your supported ways.
|
||||
* param enable True enable the lockdown, false to disable the lockdown.
|
||||
*/
|
||||
void L2CACHE_LockdownByWayEnable(uint32_t masterId, uint32_t mask, bool enable)
|
||||
{
|
||||
uint8_t num_ways = (L2CACHEC->REG1_AUX_CONTROL & L2CACHEC_REG1_AUX_CONTROL_ASSOCIATIVITY_MASK) >>
|
||||
L2CACHEC_REG1_AUX_CONTROL_ASSOCIATIVITY_SHIFT;
|
||||
num_ways = (num_ways + 1) * L2CACHE_SMALLWAYS_NUM;
|
||||
|
||||
assert(mask < (1U << num_ways));
|
||||
assert(masterId < L2CACHE_LOCKDOWN_REGNUM);
|
||||
|
||||
uint32_t dataReg = L2CACHEC->LOCKDOWN[masterId].REG9_D_LOCKDOWN;
|
||||
uint32_t istrReg = L2CACHEC->LOCKDOWN[masterId].REG9_I_LOCKDOWN;
|
||||
|
||||
if (enable)
|
||||
{
|
||||
/* Data lockdown. */
|
||||
L2CACHEC->LOCKDOWN[masterId].REG9_D_LOCKDOWN = dataReg | mask;
|
||||
/* Instruction lockdown. */
|
||||
L2CACHEC->LOCKDOWN[masterId].REG9_I_LOCKDOWN = istrReg | mask;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Data lockdown. */
|
||||
L2CACHEC->LOCKDOWN[masterId].REG9_D_LOCKDOWN = dataReg & ~mask;
|
||||
/* Instruction lockdown. */
|
||||
L2CACHEC->LOCKDOWN[masterId].REG9_I_LOCKDOWN = istrReg & ~mask;
|
||||
}
|
||||
}
|
||||
#endif /* FSL_FEATURE_SOC_L2CACHEC_COUNT */
|
||||
|
||||
/*!
|
||||
* brief Invalidate cortex-m7 L1 instruction cache by range.
|
||||
*
|
||||
* param address The start address of the memory to be invalidated.
|
||||
* param size_byte The memory size.
|
||||
* note The start address and size_byte should be 32-byte(FSL_FEATURE_L1ICACHE_LINESIZE_BYTE) aligned.
|
||||
* The startAddr here will be forced to align to L1 I-cache line size if
|
||||
* startAddr is not aligned. For the size_byte, application should make sure the
|
||||
* alignment or make sure the right operation order if the size_byte is not aligned.
|
||||
*/
|
||||
void L1CACHE_InvalidateICacheByRange(uint32_t address, uint32_t size_byte)
|
||||
{
|
||||
#if (__DCACHE_PRESENT == 1U)
|
||||
uint32_t addr = address & (uint32_t) ~(FSL_FEATURE_L1ICACHE_LINESIZE_BYTE - 1);
|
||||
int32_t size = size_byte + address - addr;
|
||||
uint32_t linesize = 32U;
|
||||
|
||||
__DSB();
|
||||
while (size > 0)
|
||||
{
|
||||
SCB->ICIMVAU = addr;
|
||||
addr += linesize;
|
||||
size -= linesize;
|
||||
}
|
||||
__DSB();
|
||||
__ISB();
|
||||
#endif
|
||||
}
|
||||
|
||||
/*!
|
||||
* brief Invalidates all instruction caches by range.
|
||||
*
|
||||
* Both cortex-m7 L1 cache line and L2 PL310 cache line length is 32-byte.
|
||||
*
|
||||
* param address The physical address.
|
||||
* param size_byte size of the memory to be invalidated.
|
||||
* note address and size should be aligned to cache line size
|
||||
* 32-Byte due to the cache operation unit is one cache line. The startAddr here will be forced
|
||||
* to align to the cache line size if startAddr is not aligned. For the size_byte, application should
|
||||
* make sure the alignment or make sure the right operation order if the size_byte is not aligned.
|
||||
*/
|
||||
void ICACHE_InvalidateByRange(uint32_t address, uint32_t size_byte)
|
||||
{
|
||||
#if defined(FSL_FEATURE_SOC_L2CACHEC_COUNT) && FSL_FEATURE_SOC_L2CACHEC_COUNT
|
||||
#if defined(FSL_SDK_DISBLE_L2CACHE_PRESENT) && !FSL_SDK_DISBLE_L2CACHE_PRESENT
|
||||
L2CACHE_InvalidateByRange(address, size_byte);
|
||||
#endif /* !FSL_SDK_DISBLE_L2CACHE_PRESENT */
|
||||
#endif /* FSL_FEATURE_SOC_L2CACHEC_COUNT */
|
||||
|
||||
L1CACHE_InvalidateICacheByRange(address, size_byte);
|
||||
}
|
||||
|
||||
/*!
|
||||
* brief Invalidates all data caches by range.
|
||||
*
|
||||
* Both cortex-m7 L1 cache line and L2 PL310 cache line length is 32-byte.
|
||||
*
|
||||
* param address The physical address.
|
||||
* param size_byte size of the memory to be invalidated.
|
||||
* note address and size should be aligned to cache line size
|
||||
* 32-Byte due to the cache operation unit is one cache line. The startAddr here will be forced
|
||||
* to align to the cache line size if startAddr is not aligned. For the size_byte, application should
|
||||
* make sure the alignment or make sure the right operation order if the size_byte is not aligned.
|
||||
*/
|
||||
void DCACHE_InvalidateByRange(uint32_t address, uint32_t size_byte)
|
||||
{
|
||||
#if defined(FSL_FEATURE_SOC_L2CACHEC_COUNT) && FSL_FEATURE_SOC_L2CACHEC_COUNT
|
||||
#if defined(FSL_SDK_DISBLE_L2CACHE_PRESENT) && !FSL_SDK_DISBLE_L2CACHE_PRESENT
|
||||
L2CACHE_InvalidateByRange(address, size_byte);
|
||||
#endif /* !FSL_SDK_DISBLE_L2CACHE_PRESENT */
|
||||
#endif /* FSL_FEATURE_SOC_L2CACHEC_COUNT */
|
||||
L1CACHE_InvalidateDCacheByRange(address, size_byte);
|
||||
}
|
||||
|
||||
/*!
|
||||
* brief Cleans all data caches by range.
|
||||
*
|
||||
* Both cortex-m7 L1 cache line and L2 PL310 cache line length is 32-byte.
|
||||
*
|
||||
* param address The physical address.
|
||||
* param size_byte size of the memory to be cleaned.
|
||||
* note address and size should be aligned to cache line size
|
||||
* 32-Byte due to the cache operation unit is one cache line. The startAddr here will be forced
|
||||
* to align to the cache line size if startAddr is not aligned. For the size_byte, application should
|
||||
* make sure the alignment or make sure the right operation order if the size_byte is not aligned.
|
||||
*/
|
||||
void DCACHE_CleanByRange(uint32_t address, uint32_t size_byte)
|
||||
{
|
||||
L1CACHE_CleanDCacheByRange(address, size_byte);
|
||||
#if defined(FSL_FEATURE_SOC_L2CACHEC_COUNT) && FSL_FEATURE_SOC_L2CACHEC_COUNT
|
||||
#if defined(FSL_SDK_DISBLE_L2CACHE_PRESENT) && !FSL_SDK_DISBLE_L2CACHE_PRESENT
|
||||
L2CACHE_CleanByRange(address, size_byte);
|
||||
#endif /* !FSL_SDK_DISBLE_L2CACHE_PRESENT */
|
||||
#endif /* FSL_FEATURE_SOC_L2CACHEC_COUNT */
|
||||
}
|
||||
|
||||
/*!
|
||||
* brief Cleans and Invalidates all data caches by range.
|
||||
*
|
||||
* Both cortex-m7 L1 cache line and L2 PL310 cache line length is 32-byte.
|
||||
*
|
||||
* param address The physical address.
|
||||
* param size_byte size of the memory to be cleaned and invalidated.
|
||||
* note address and size should be aligned to cache line size
|
||||
* 32-Byte due to the cache operation unit is one cache line. The startAddr here will be forced
|
||||
* to align to the cache line size if startAddr is not aligned. For the size_byte, application should
|
||||
* make sure the alignment or make sure the right operation order if the size_byte is not aligned.
|
||||
*/
|
||||
void DCACHE_CleanInvalidateByRange(uint32_t address, uint32_t size_byte)
|
||||
{
|
||||
L1CACHE_CleanInvalidateDCacheByRange(address, size_byte);
|
||||
#if defined(FSL_FEATURE_SOC_L2CACHEC_COUNT) && FSL_FEATURE_SOC_L2CACHEC_COUNT
|
||||
#if defined(FSL_SDK_DISBLE_L2CACHE_PRESENT) && !FSL_SDK_DISBLE_L2CACHE_PRESENT
|
||||
L2CACHE_CleanInvalidateByRange(address, size_byte);
|
||||
#endif /* !FSL_SDK_DISBLE_L2CACHE_PRESENT */
|
||||
#endif /* FSL_FEATURE_SOC_L2CACHEC_COUNT */
|
||||
}
|
||||
File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,155 @@
|
||||
/*
|
||||
* Copyright (c) 2015-2016, Freescale Semiconductor, Inc.
|
||||
* Copyright 2016-2018 NXP
|
||||
* All rights reserved.
|
||||
*
|
||||
*
|
||||
* SPDX-License-Identifier: BSD-3-Clause
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file fsl_common.c
|
||||
* @brief common drivers
|
||||
* @version 1.0
|
||||
* @author AIIT XUOS Lab
|
||||
* @date 2021.11.11
|
||||
*/
|
||||
|
||||
#include "fsl_common.h"
|
||||
#define SDK_MEM_MAGIC_NUMBER 12345U
|
||||
|
||||
typedef struct _mem_align_control_block
|
||||
{
|
||||
uint16_t identifier; /*!< Identifier for the memory control block. */
|
||||
uint16_t offset; /*!< offset from aligned address to real address */
|
||||
} mem_align_cb_t;
|
||||
|
||||
/* Component ID definition, used by tools. */
|
||||
#ifndef FSL_COMPONENT_ID
|
||||
#define FSL_COMPONENT_ID "platform.drivers.common"
|
||||
#endif
|
||||
|
||||
#ifndef __GIC_PRIO_BITS
|
||||
#if defined(ENABLE_RAM_VECTOR_TABLE)
|
||||
uint32_t InstallIRQHandler(IRQn_Type irq, uint32_t irqHandler)
|
||||
{
|
||||
/* Addresses for VECTOR_TABLE and VECTOR_RAM come from the linker file */
|
||||
#if defined(__CC_ARM) || defined(__ARMCC_VERSION)
|
||||
extern uint32_t Image$$VECTOR_ROM$$Base[];
|
||||
extern uint32_t Image$$VECTOR_RAM$$Base[];
|
||||
extern uint32_t Image$$RW_m_data$$Base[];
|
||||
|
||||
#define __VECTOR_TABLE Image$$VECTOR_ROM$$Base
|
||||
#define __VECTOR_RAM Image$$VECTOR_RAM$$Base
|
||||
#define __RAM_VECTOR_TABLE_SIZE (((uint32_t)Image$$RW_m_data$$Base - (uint32_t)Image$$VECTOR_RAM$$Base))
|
||||
#elif defined(__ICCARM__)
|
||||
extern uint32_t __RAM_VECTOR_TABLE_SIZE[];
|
||||
extern uint32_t __VECTOR_TABLE[];
|
||||
extern uint32_t __VECTOR_RAM[];
|
||||
#elif defined(__GNUC__)
|
||||
extern uint32_t __VECTOR_TABLE[];
|
||||
extern uint32_t __VECTOR_RAM[];
|
||||
extern uint32_t __RAM_VECTOR_TABLE_SIZE_BYTES[];
|
||||
uint32_t __RAM_VECTOR_TABLE_SIZE = (uint32_t)(__RAM_VECTOR_TABLE_SIZE_BYTES);
|
||||
#endif /* defined(__CC_ARM) || defined(__ARMCC_VERSION) */
|
||||
uint32_t n;
|
||||
uint32_t ret;
|
||||
uint32_t irqMaskValue;
|
||||
|
||||
irqMaskValue = DisableGlobalIRQ();
|
||||
if (SCB->VTOR != (uint32_t)__VECTOR_RAM)
|
||||
{
|
||||
/* Copy the vector table from ROM to RAM */
|
||||
for (n = 0; n < ((uint32_t)__RAM_VECTOR_TABLE_SIZE) / sizeof(uint32_t); n++)
|
||||
{
|
||||
__VECTOR_RAM[n] = __VECTOR_TABLE[n];
|
||||
}
|
||||
/* Point the VTOR to the position of vector table */
|
||||
SCB->VTOR = (uint32_t)__VECTOR_RAM;
|
||||
}
|
||||
|
||||
ret = __VECTOR_RAM[irq + 16];
|
||||
/* make sure the __VECTOR_RAM is noncachable */
|
||||
__VECTOR_RAM[irq + 16] = irqHandler;
|
||||
|
||||
EnableGlobalIRQ(irqMaskValue);
|
||||
|
||||
/* Add for ARM errata 838869, affects Cortex-M4, Cortex-M4F Store immediate overlapping
|
||||
exception return operation might vector to incorrect interrupt */
|
||||
#if defined __CORTEX_M && (__CORTEX_M == 4U)
|
||||
__DSB();
|
||||
#endif
|
||||
|
||||
return ret;
|
||||
}
|
||||
#endif /* ENABLE_RAM_VECTOR_TABLE. */
|
||||
#endif /* __GIC_PRIO_BITS. */
|
||||
|
||||
#if (defined(FSL_FEATURE_SOC_SYSCON_COUNT) && (FSL_FEATURE_SOC_SYSCON_COUNT > 0))
|
||||
#if !(defined(FSL_FEATURE_SYSCON_STARTER_DISCONTINUOUS) && FSL_FEATURE_SYSCON_STARTER_DISCONTINUOUS)
|
||||
|
||||
void EnableDeepSleepIRQ(IRQn_Type interrupt)
|
||||
{
|
||||
uint32_t intNumber = (uint32_t)interrupt;
|
||||
|
||||
uint32_t index = 0;
|
||||
|
||||
while (intNumber >= 32u)
|
||||
{
|
||||
index++;
|
||||
intNumber -= 32u;
|
||||
}
|
||||
|
||||
SYSCON->STARTERSET[index] = 1u << intNumber;
|
||||
EnableIRQ(interrupt); /* also enable interrupt at NVIC */
|
||||
}
|
||||
|
||||
void DisableDeepSleepIRQ(IRQn_Type interrupt)
|
||||
{
|
||||
uint32_t intNumber = (uint32_t)interrupt;
|
||||
|
||||
DisableIRQ(interrupt); /* also disable interrupt at NVIC */
|
||||
uint32_t index = 0;
|
||||
|
||||
while (intNumber >= 32u)
|
||||
{
|
||||
index++;
|
||||
intNumber -= 32u;
|
||||
}
|
||||
|
||||
SYSCON->STARTERCLR[index] = 1u << intNumber;
|
||||
}
|
||||
#endif /* FSL_FEATURE_SYSCON_STARTER_DISCONTINUOUS */
|
||||
#endif /* FSL_FEATURE_SOC_SYSCON_COUNT */
|
||||
|
||||
void *SDK_Malloc(size_t size, size_t alignbytes)
|
||||
{
|
||||
mem_align_cb_t *p_cb = NULL;
|
||||
uint32_t alignedsize = SDK_SIZEALIGN(size, alignbytes) + alignbytes + sizeof(mem_align_cb_t);
|
||||
void *p_align_addr, *p_addr = malloc(alignedsize);
|
||||
|
||||
if (!p_addr)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
|
||||
p_align_addr = (void *)SDK_SIZEALIGN((uint32_t)p_addr + sizeof(mem_align_cb_t), alignbytes);
|
||||
|
||||
p_cb = (mem_align_cb_t *)((uint32_t)p_align_addr - 4);
|
||||
p_cb->identifier = SDK_MEM_MAGIC_NUMBER;
|
||||
p_cb->offset = (uint32_t)p_align_addr - (uint32_t)p_addr;
|
||||
|
||||
return (void *)p_align_addr;
|
||||
}
|
||||
|
||||
void SDK_Free(void *ptr)
|
||||
{
|
||||
mem_align_cb_t *p_cb = (mem_align_cb_t *)((uint32_t)ptr - 4);
|
||||
|
||||
if (p_cb->identifier != SDK_MEM_MAGIC_NUMBER)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
free((void *)((uint32_t)ptr - p_cb->offset));
|
||||
}
|
||||
File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
+236
@@ -0,0 +1,236 @@
|
||||
/*
|
||||
** ###################################################################
|
||||
** Processors: MIMXRT1052CVJ5B
|
||||
** MIMXRT1052CVL5B
|
||||
** MIMXRT1052DVJ6B
|
||||
** MIMXRT1052DVL6B
|
||||
**
|
||||
** Compilers: Freescale C/C++ for Embedded ARM
|
||||
** GNU C Compiler
|
||||
** IAR ANSI C/C++ Compiler for ARM
|
||||
** Keil ARM C/C++ Compiler
|
||||
** MCUXpresso Compiler
|
||||
**
|
||||
** Reference manual: IMXRT1050RM Rev.2.1, 12/2018
|
||||
** Version: rev. 1.2, 2018-11-27
|
||||
** Build: b181205
|
||||
**
|
||||
** Abstract:
|
||||
** Provides a system configuration function and a global variable that
|
||||
** contains the system frequency. It configures the device and initializes
|
||||
** the oscillator (PLL) that is part of the microcontroller device.
|
||||
**
|
||||
** Copyright 2016 Freescale Semiconductor, Inc.
|
||||
** Copyright 2016-2018 NXP
|
||||
** All rights reserved.
|
||||
**
|
||||
** SPDX-License-Identifier: BSD-3-Clause
|
||||
**
|
||||
** http: www.nxp.com
|
||||
** mail: support@nxp.com
|
||||
**
|
||||
** Revisions:
|
||||
** - rev. 0.1 (2017-01-10)
|
||||
** Initial version.
|
||||
** - rev. 1.0 (2018-09-21)
|
||||
** Update interrupt vector table and dma request source.
|
||||
** Update register BEE_ADDR_OFFSET1's bitfield name to ADDR_OFFSET1.
|
||||
** Split GPIO_COMBINED_IRQS to GPIO_COMBINED_LOW_IRQS and GPIO_COMBINED_HIGH_IRQS.
|
||||
** - rev. 1.1 (2018-11-16)
|
||||
** Update header files to align with IMXRT1050RM Rev.1.
|
||||
** - rev. 1.2 (2018-11-27)
|
||||
** Update header files to align with IMXRT1050RM Rev.2.1.
|
||||
**
|
||||
** ###################################################################
|
||||
*/
|
||||
|
||||
/*!
|
||||
* @file MIMXRT1052
|
||||
* @version 1.2
|
||||
* @date 2018-11-27
|
||||
* @brief Device specific configuration file for MIMXRT1052 (implementation file)
|
||||
*
|
||||
* Provides a system configuration function and a global variable that contains
|
||||
* the system frequency. It configures the device and initializes the oscillator
|
||||
* (PLL) that is part of the microcontroller device.
|
||||
*/
|
||||
|
||||
#include <stdint.h>
|
||||
#include "fsl_device_registers.h"
|
||||
|
||||
|
||||
|
||||
/* ----------------------------------------------------------------------------
|
||||
-- Core clock
|
||||
---------------------------------------------------------------------------- */
|
||||
|
||||
uint32_t SystemCoreClock = DEFAULT_SYSTEM_CLOCK;
|
||||
|
||||
/* ----------------------------------------------------------------------------
|
||||
-- SystemInit()
|
||||
---------------------------------------------------------------------------- */
|
||||
|
||||
void SystemInit (void) {
|
||||
#if ((__FPU_PRESENT == 1) && (__FPU_USED == 1))
|
||||
SCB->CPACR |= ((3UL << 10*2) | (3UL << 11*2)); /* set CP10, CP11 Full Access */
|
||||
#endif /* ((__FPU_PRESENT == 1) && (__FPU_USED == 1)) */
|
||||
|
||||
#if defined(__MCUXPRESSO)
|
||||
extern uint32_t g_pfnVectors[]; // Vector table defined in startup code
|
||||
SCB->VTOR = (uint32_t)g_pfnVectors;
|
||||
#endif
|
||||
|
||||
/* Disable Watchdog Power Down Counter */
|
||||
WDOG1->WMCR &= ~WDOG_WMCR_PDE_MASK;
|
||||
WDOG2->WMCR &= ~WDOG_WMCR_PDE_MASK;
|
||||
|
||||
/* Watchdog disable */
|
||||
|
||||
#if (DISABLE_WDOG)
|
||||
if (WDOG1->WCR & WDOG_WCR_WDE_MASK)
|
||||
{
|
||||
WDOG1->WCR &= ~WDOG_WCR_WDE_MASK;
|
||||
}
|
||||
if (WDOG2->WCR & WDOG_WCR_WDE_MASK)
|
||||
{
|
||||
WDOG2->WCR &= ~WDOG_WCR_WDE_MASK;
|
||||
}
|
||||
RTWDOG->CNT = 0xD928C520U; /* 0xD928C520U is the update key */
|
||||
RTWDOG->TOVAL = 0xFFFF;
|
||||
RTWDOG->CS = (uint32_t) ((RTWDOG->CS) & ~RTWDOG_CS_EN_MASK) | RTWDOG_CS_UPDATE_MASK;
|
||||
#endif /* (DISABLE_WDOG) */
|
||||
|
||||
/* Disable Systick which might be enabled by bootrom */
|
||||
if (SysTick->CTRL & SysTick_CTRL_ENABLE_Msk)
|
||||
{
|
||||
SysTick->CTRL &= ~SysTick_CTRL_ENABLE_Msk;
|
||||
}
|
||||
|
||||
/* Enable instruction and data caches */
|
||||
#if defined(__ICACHE_PRESENT) && __ICACHE_PRESENT
|
||||
if (SCB_CCR_IC_Msk != (SCB_CCR_IC_Msk & SCB->CCR)) {
|
||||
SCB_EnableICache();
|
||||
}
|
||||
#endif
|
||||
#if defined(__DCACHE_PRESENT) && __DCACHE_PRESENT
|
||||
if (SCB_CCR_DC_Msk != (SCB_CCR_DC_Msk & SCB->CCR)) {
|
||||
SCB_EnableDCache();
|
||||
}
|
||||
#endif
|
||||
|
||||
SystemInitHook();
|
||||
}
|
||||
|
||||
/* ----------------------------------------------------------------------------
|
||||
-- SystemCoreClockUpdate()
|
||||
---------------------------------------------------------------------------- */
|
||||
|
||||
void SystemCoreClockUpdate (void) {
|
||||
|
||||
uint32_t freq;
|
||||
uint32_t PLL1MainClock;
|
||||
uint32_t PLL2MainClock;
|
||||
|
||||
/* Periph_clk2_clk ---> Periph_clk */
|
||||
if (CCM->CBCDR & CCM_CBCDR_PERIPH_CLK_SEL_MASK)
|
||||
{
|
||||
switch (CCM->CBCMR & CCM_CBCMR_PERIPH_CLK2_SEL_MASK)
|
||||
{
|
||||
/* Pll3_sw_clk ---> Periph_clk2_clk ---> Periph_clk */
|
||||
case CCM_CBCMR_PERIPH_CLK2_SEL(0U):
|
||||
if(CCM_ANALOG->PLL_USB1 & CCM_ANALOG_PLL_USB1_BYPASS_MASK)
|
||||
{
|
||||
freq = (((CCM_ANALOG->PLL_USB1 & CCM_ANALOG_PLL_USB1_BYPASS_CLK_SRC_MASK) >> CCM_ANALOG_PLL_USB1_BYPASS_CLK_SRC_SHIFT) == 0U) ?
|
||||
CPU_XTAL_CLK_HZ : CPU_CLK1_HZ;
|
||||
}
|
||||
else
|
||||
{
|
||||
freq = (CPU_XTAL_CLK_HZ * ((CCM_ANALOG->PLL_USB1 & CCM_ANALOG_PLL_USB1_DIV_SELECT_MASK) ? 22U : 20U));
|
||||
}
|
||||
break;
|
||||
|
||||
/* Osc_clk ---> Periph_clk2_clk ---> Periph_clk */
|
||||
case CCM_CBCMR_PERIPH_CLK2_SEL(1U):
|
||||
freq = CPU_XTAL_CLK_HZ;
|
||||
break;
|
||||
|
||||
case CCM_CBCMR_PERIPH_CLK2_SEL(2U):
|
||||
freq = (((CCM_ANALOG->PLL_SYS & CCM_ANALOG_PLL_SYS_BYPASS_CLK_SRC_MASK) >> CCM_ANALOG_PLL_SYS_BYPASS_CLK_SRC_SHIFT) == 0U) ?
|
||||
CPU_XTAL_CLK_HZ : CPU_CLK1_HZ;
|
||||
break;
|
||||
|
||||
case CCM_CBCMR_PERIPH_CLK2_SEL(3U):
|
||||
default:
|
||||
freq = 0U;
|
||||
break;
|
||||
}
|
||||
|
||||
freq /= (((CCM->CBCDR & CCM_CBCDR_PERIPH_CLK2_PODF_MASK) >> CCM_CBCDR_PERIPH_CLK2_PODF_SHIFT) + 1U);
|
||||
}
|
||||
/* Pre_Periph_clk ---> Periph_clk */
|
||||
else
|
||||
{
|
||||
/* check if pll is bypassed */
|
||||
if(CCM_ANALOG->PLL_ARM & CCM_ANALOG_PLL_ARM_BYPASS_MASK)
|
||||
{
|
||||
PLL1MainClock = (((CCM_ANALOG->PLL_ARM & CCM_ANALOG_PLL_ARM_BYPASS_CLK_SRC_MASK) >> CCM_ANALOG_PLL_ARM_BYPASS_CLK_SRC_SHIFT) == 0U) ?
|
||||
CPU_XTAL_CLK_HZ : CPU_CLK1_HZ;
|
||||
}
|
||||
else
|
||||
{
|
||||
PLL1MainClock = ((CPU_XTAL_CLK_HZ * ((CCM_ANALOG->PLL_ARM & CCM_ANALOG_PLL_ARM_DIV_SELECT_MASK) >>
|
||||
CCM_ANALOG_PLL_ARM_DIV_SELECT_SHIFT)) >> 1U);
|
||||
}
|
||||
|
||||
/* check if pll is bypassed */
|
||||
if(CCM_ANALOG->PLL_SYS & CCM_ANALOG_PLL_SYS_BYPASS_MASK)
|
||||
{
|
||||
PLL2MainClock = (((CCM_ANALOG->PLL_SYS & CCM_ANALOG_PLL_SYS_BYPASS_CLK_SRC_MASK) >> CCM_ANALOG_PLL_SYS_BYPASS_CLK_SRC_SHIFT) == 0U) ?
|
||||
CPU_XTAL_CLK_HZ : CPU_CLK1_HZ;
|
||||
}
|
||||
else
|
||||
{
|
||||
PLL2MainClock = (CPU_XTAL_CLK_HZ * ((CCM_ANALOG->PLL_SYS & CCM_ANALOG_PLL_SYS_DIV_SELECT_MASK) ? 22U : 20U));
|
||||
}
|
||||
PLL2MainClock += ((uint64_t)CPU_XTAL_CLK_HZ * ((uint64_t)(CCM_ANALOG->PLL_SYS_NUM))) / ((uint64_t)(CCM_ANALOG->PLL_SYS_DENOM));
|
||||
|
||||
|
||||
switch (CCM->CBCMR & CCM_CBCMR_PRE_PERIPH_CLK_SEL_MASK)
|
||||
{
|
||||
/* PLL2 ---> Pre_Periph_clk ---> Periph_clk */
|
||||
case CCM_CBCMR_PRE_PERIPH_CLK_SEL(0U):
|
||||
freq = PLL2MainClock;
|
||||
break;
|
||||
|
||||
/* PLL2 PFD2 ---> Pre_Periph_clk ---> Periph_clk */
|
||||
case CCM_CBCMR_PRE_PERIPH_CLK_SEL(1U):
|
||||
freq = PLL2MainClock / ((CCM_ANALOG->PFD_528 & CCM_ANALOG_PFD_528_PFD2_FRAC_MASK) >> CCM_ANALOG_PFD_528_PFD2_FRAC_SHIFT) * 18U;
|
||||
break;
|
||||
|
||||
/* PLL2 PFD0 ---> Pre_Periph_clk ---> Periph_clk */
|
||||
case CCM_CBCMR_PRE_PERIPH_CLK_SEL(2U):
|
||||
freq = PLL2MainClock / ((CCM_ANALOG->PFD_528 & CCM_ANALOG_PFD_528_PFD0_FRAC_MASK) >> CCM_ANALOG_PFD_528_PFD0_FRAC_SHIFT) * 18U;
|
||||
break;
|
||||
|
||||
/* PLL1 divided(/2) ---> Pre_Periph_clk ---> Periph_clk */
|
||||
case CCM_CBCMR_PRE_PERIPH_CLK_SEL(3U):
|
||||
freq = PLL1MainClock / (((CCM->CACRR & CCM_CACRR_ARM_PODF_MASK) >> CCM_CACRR_ARM_PODF_SHIFT) + 1U);
|
||||
break;
|
||||
|
||||
default:
|
||||
freq = 0U;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
SystemCoreClock = (freq / (((CCM->CBCDR & CCM_CBCDR_AHB_PODF_MASK) >> CCM_CBCDR_AHB_PODF_SHIFT) + 1U));
|
||||
|
||||
}
|
||||
|
||||
/* ----------------------------------------------------------------------------
|
||||
-- SystemInitHook()
|
||||
---------------------------------------------------------------------------- */
|
||||
|
||||
__attribute__ ((weak)) void SystemInitHook (void) {
|
||||
/* Void implementation of the weak function. */
|
||||
}
|
||||
Reference in New Issue
Block a user