board.c

/*
 * Copyright (c) 2006-2022, RT-Thread Development Team
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Change Logs:
 * Date           Author       Notes
 * 2009-01-05     Bernard      first implementation
 */

#include <rthw.h>
#include <rtthread.h>
#include "board.h"
#include "pin_mux.h"
#include "fsl_iomuxc.h"
#include "fsl_gpio.h"

#ifdef BSP_USING_DMA
#include "fsl_dmamux.h"
#include "fsl_edma.h"
#endif

#define NVIC_PRIORITYGROUP_0         0x00000007U /*!< 0 bits for pre-emption priority
                                                      4 bits for subpriority */
#define NVIC_PRIORITYGROUP_1         0x00000006U /*!< 1 bits for pre-emption priority
                                                      3 bits for subpriority */
#define NVIC_PRIORITYGROUP_2         0x00000005U /*!< 2 bits for pre-emption priority
                                                      2 bits for subpriority */
#define NVIC_PRIORITYGROUP_3         0x00000004U /*!< 3 bits for pre-emption priority
                                                      1 bits for subpriority */
#define NVIC_PRIORITYGROUP_4         0x00000003U /*!< 4 bits for pre-emption priority
                                                      0 bits for subpriority */

/* MPU configuration. */
static void BOARD_ConfigMPU(void)
{
#if defined(__CC_ARM) || defined(__ARMCC_VERSION)
    extern uint32_t Image$$RW_m_ncache$$Base[];
    /* RW_m_ncache_unused is a auxiliary region which is used to get the whole size of noncache section */
    extern uint32_t Image$$RW_m_ncache_unused$$Base[];
    extern uint32_t Image$$RW_m_ncache_unused$$ZI$$Limit[];
    uint32_t nonCacheStart = (uint32_t)Image$$RW_m_ncache$$Base;
    uint32_t size          = ((uint32_t)Image$$RW_m_ncache_unused$$Base == nonCacheStart) ?
                        0 :
                        ((uint32_t)Image$$RW_m_ncache_unused$$ZI$$Limit - nonCacheStart);
#elif defined(__MCUXPRESSO)
#if defined(__USE_SHMEM)
    extern uint32_t __base_rpmsg_sh_mem;
    extern uint32_t __top_rpmsg_sh_mem;
    uint32_t nonCacheStart = (uint32_t)(&__base_rpmsg_sh_mem);
    uint32_t size          = (uint32_t)(&__top_rpmsg_sh_mem) - nonCacheStart;
#else
    extern uint32_t __base_NCACHE_REGION;
    extern uint32_t __top_NCACHE_REGION;
    uint32_t nonCacheStart = (uint32_t)(&__base_NCACHE_REGION);
    uint32_t size          = (uint32_t)(&__top_NCACHE_REGION) - nonCacheStart;
#endif
#elif defined(__ICCARM__) || defined(__GNUC__)
    extern uint32_t __NCACHE_REGION_START[];
    extern uint32_t __NCACHE_REGION_SIZE[];
    uint32_t nonCacheStart = (uint32_t)__NCACHE_REGION_START;
    uint32_t size          = (uint32_t)__NCACHE_REGION_SIZE;
#endif
    volatile uint32_t i = 0;

#if defined(__ICACHE_PRESENT) && __ICACHE_PRESENT
    /* Disable I cache and D cache */
    if (SCB_CCR_IC_Msk == (SCB_CCR_IC_Msk & SCB->CCR))
    {
        SCB_DisableICache();
    }
#endif
#if defined(__DCACHE_PRESENT) && __DCACHE_PRESENT
    if (SCB_CCR_DC_Msk == (SCB_CCR_DC_Msk & SCB->CCR))
    {
        SCB_DisableDCache();
    }
#endif

    /* Disable MPU */
    ARM_MPU_Disable();

    /* MPU configure:
     * Use ARM_MPU_RASR(DisableExec, AccessPermission, TypeExtField, IsShareable, IsCacheable, IsBufferable,
     * SubRegionDisable, Size)
     * API in mpu_armv7.h.
     * param DisableExec       Instruction access (XN) disable bit,0=instruction fetches enabled, 1=instruction fetches
     * disabled.
     * param AccessPermission  Data access permissions, allows you to configure read/write access for User and
     * Privileged mode.
     *      Use MACROS defined in mpu_armv7.h:
     * ARM_MPU_AP_NONE/ARM_MPU_AP_PRIV/ARM_MPU_AP_URO/ARM_MPU_AP_FULL/ARM_MPU_AP_PRO/ARM_MPU_AP_RO
     * Combine TypeExtField/IsShareable/IsCacheable/IsBufferable to configure MPU memory access attributes.
     *  TypeExtField  IsShareable  IsCacheable  IsBufferable   Memory Attribtue    Shareability        Cache
     *     0             x           0           0             Strongly Ordered    shareable
     *     0             x           0           1              Device             shareable
     *     0             0           1           0              Normal             not shareable   Outer and inner write
     * through no write allocate
     *     0             0           1           1              Normal             not shareable   Outer and inner write
     * back no write allocate
     *     0             1           1           0              Normal             shareable       Outer and inner write
     * through no write allocate
     *     0             1           1           1              Normal             shareable       Outer and inner write
     * back no write allocate
     *     1             0           0           0              Normal             not shareable   outer and inner
     * noncache
     *     1             1           0           0              Normal             shareable       outer and inner
     * noncache
     *     1             0           1           1              Normal             not shareable   outer and inner write
     * back write/read acllocate
     *     1             1           1           1              Normal             shareable       outer and inner write
     * back write/read acllocate
     *     2             x           0           0              Device              not shareable
     *  Above are normal use settings, if your want to see more details or want to config different inner/outter cache
     * policy.
     *  please refer to Table 4-55 /4-56 in arm cortex-M7 generic user guide <dui0646b_cortex_m7_dgug.pdf>
     * param SubRegionDisable  Sub-region disable field. 0=sub-region is enabled, 1=sub-region is disabled.
     * param Size              Region size of the region to be configured. use ARM_MPU_REGION_SIZE_xxx MACRO in
     * mpu_armv7.h.
     */

    /* Region 0 setting: Instruction access disabled, No data access permission. */
    MPU->RBAR = ARM_MPU_RBAR(0, 0x00000000U);
    MPU->RASR = ARM_MPU_RASR(1, ARM_MPU_AP_NONE, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_4GB);

    /* Region 1 setting: Memory with Device type, not shareable, non-cacheable. */
    MPU->RBAR = ARM_MPU_RBAR(1, 0x80000000U);
    MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_512MB);

    /* Region 2 setting: Memory with Device type, not shareable,  non-cacheable. */
    MPU->RBAR = ARM_MPU_RBAR(2, 0x60000000U);
    MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_512MB);

    /* Region 3 setting: Memory with Device type, not shareable, non-cacheable. */
    MPU->RBAR = ARM_MPU_RBAR(3, 0x00000000U);
    MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_1GB);

    /* Region 4 setting: Memory with Normal type, not shareable, outer/inner write back */
    MPU->RBAR = ARM_MPU_RBAR(4, 0x00000000U);
    MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 0, 0, 1, 1, 0, ARM_MPU_REGION_SIZE_256KB);

    /* Region 5 setting: Memory with Normal type, not shareable, outer/inner write back */
    MPU->RBAR = ARM_MPU_RBAR(5, 0x20000000U);
    MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 0, 0, 1, 1, 0, ARM_MPU_REGION_SIZE_256KB);

    /* Region 6 setting: Memory with Normal type, not shareable, outer/inner write back */
    MPU->RBAR = ARM_MPU_RBAR(6, 0x20200000U);
    MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 0, 0, 1, 1, 0, ARM_MPU_REGION_SIZE_1MB);

    /* Region 7 setting: Memory with Normal type, not shareable, outer/inner write back */
    MPU->RBAR = ARM_MPU_RBAR(7, 0x20300000U);
    MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 0, 0, 1, 1, 0, ARM_MPU_REGION_SIZE_512KB);

#if defined(XIP_EXTERNAL_FLASH) && (XIP_EXTERNAL_FLASH == 1)
    /* Region 8 setting: Memory with Normal type, not shareable, outer/inner write back. */
    MPU->RBAR = ARM_MPU_RBAR(8, 0x30000000U);
    MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_RO, 0, 0, 1, 1, 0, ARM_MPU_REGION_SIZE_16MB);
#endif

#ifdef USE_SDRAM
    /* Region 9 setting: Memory with Normal type, not shareable, outer/inner write back */
    MPU->RBAR = ARM_MPU_RBAR(9, 0x80000000U);
    MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 0, 0, 1, 1, 0, ARM_MPU_REGION_SIZE_64MB);
#endif

    while ((size >> i) > 0x1U)
    {
        i++;
    }

    if (i != 0)
    {
        /* The MPU region size should be 2^N, 5<=N<=32, region base should be multiples of size. */
        assert(!(nonCacheStart % size));
        assert(size == (uint32_t)(1 << i));
        assert(i >= 5);

        /* Region 10 setting: Memory with Normal type, not shareable, non-cacheable */
        MPU->RBAR = ARM_MPU_RBAR(10, nonCacheStart);
        MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 1, 0, 0, 0, 0, i - 1);
    }

    /* Region 11 setting: Memory with Device type, not shareable, non-cacheable */
    MPU->RBAR = ARM_MPU_RBAR(11, 0x40000000);
    MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_16MB);

    /* Region 12 setting: Memory with Device type, not shareable, non-cacheable */
    MPU->RBAR = ARM_MPU_RBAR(12, 0x41000000);
    MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_2MB);

    /* Region 13 setting: Memory with Device type, not shareable, non-cacheable */
    MPU->RBAR = ARM_MPU_RBAR(13, 0x41400000);
    MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_1MB);

    /* Region 14 setting: Memory with Device type, not shareable, non-cacheable */
    MPU->RBAR = ARM_MPU_RBAR(14, 0x41800000);
    MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_2MB);

    /* Region 15 setting: Memory with Device type, not shareable, non-cacheable */
    MPU->RBAR = ARM_MPU_RBAR(15, 0x42000000);
    MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_1MB);

    /* Enable MPU */
    ARM_MPU_Enable(MPU_CTRL_PRIVDEFENA_Msk);

    /* Enable I cache and D cache */
#if defined(__DCACHE_PRESENT) && __DCACHE_PRESENT
    SCB_EnableDCache();
#endif
#if defined(__ICACHE_PRESENT) && __ICACHE_PRESENT
    SCB_EnableICache();
#endif
}


/* This is the timer interrupt service routine. */
void SysTick_Handler(void)
{
    /* enter interrupt */
    rt_interrupt_enter();

    rt_tick_increase();

    /* leave interrupt */
    rt_interrupt_leave();
}


#ifdef BSP_USING_LPUART
void imxrt_uart_pins_init(void)
{
#ifdef BSP_USING_LPUART1

        IOMUXC_SetPinMux(
            IOMUXC_GPIO_AD_24_LPUART1_TXD,        /* GPIO_AD_B0_12 is configured as LPUART1_TX */
            0U);                                    /* Software Input On Field: Input Path is determined by functionality */
        IOMUXC_SetPinMux(
            IOMUXC_GPIO_AD_25_LPUART1_RXD,        /* GPIO_AD_B0_13 is configured as LPUART1_RX */
            0U);                                    /* Software Input On Field: Input Path is determined by functionality */
        IOMUXC_SetPinConfig(
            IOMUXC_GPIO_AD_24_LPUART1_TXD,        /* GPIO_AD_B0_12 PAD functional properties : */
            0x10B0u);                               /* Slew Rate Field: Slow Slew Rate
                                                     Drive Strength Field: R0/6
                                                     Speed Field: medium(100MHz)
                                                     Open Drain Enable Field: Open Drain Disabled
                                                     Pull / Keep Enable Field: Pull/Keeper Enabled
                                                     Pull / Keep Select Field: Keeper
                                                     Pull Up / Down Config. Field: 100K Ohm Pull Down
                                                     Hyst. Enable Field: Hysteresis Disabled */
        IOMUXC_SetPinConfig(
            IOMUXC_GPIO_AD_25_LPUART1_RXD,        /* GPIO_AD_B0_13 PAD functional properties : */
            0x10B0u);                               /* Slew Rate Field: Slow Slew Rate
                                                     Drive Strength Field: R0/6
                                                     Speed Field: medium(100MHz)
                                                     Open Drain Enable Field: Open Drain Disabled
                                                     Pull / Keep Enable Field: Pull/Keeper Enabled
                                                     Pull / Keep Select Field: Keeper
                                                     Pull Up / Down Config. Field: 100K Ohm Pull Down
                                                     Hyst. Enable Field: Hysteresis Disabled */
#endif
#ifdef BSP_USING_LPUART2

        IOMUXC_SetPinMux(
            IOMUXC_GPIO_AD_B1_02_LPUART2_TX,
            0U);
        IOMUXC_SetPinMux(
            IOMUXC_GPIO_AD_B1_03_LPUART2_RX,
            0U);
        IOMUXC_SetPinConfig(
            IOMUXC_GPIO_AD_B1_02_LPUART2_TX,
            0x10B0u);
        IOMUXC_SetPinConfig(
            IOMUXC_GPIO_AD_B1_03_LPUART2_RX,
            0x10B0u);

#endif
#ifdef BSP_USING_LPUART3

        IOMUXC_SetPinMux(
            IOMUXC_GPIO_AD_B1_06_LPUART3_TX,
            0U);
        IOMUXC_SetPinMux(
            IOMUXC_GPIO_AD_B1_07_LPUART3_RX,
            0U);
        IOMUXC_SetPinConfig(
            IOMUXC_GPIO_AD_B1_06_LPUART3_TX,
            0x10B0u);
        IOMUXC_SetPinConfig(
            IOMUXC_GPIO_AD_B1_07_LPUART3_RX,
            0x10B0u);
#endif
#ifdef BSP_USING_LPUART4

        IOMUXC_SetPinMux(
            IOMUXC_GPIO_B1_00_LPUART4_TX,
            0U);
        IOMUXC_SetPinMux(
            IOMUXC_GPIO_B1_01_LPUART4_RX,
            0U);
        IOMUXC_SetPinConfig(
            IOMUXC_GPIO_B1_00_LPUART4_TX,
            0x10B0u);
        IOMUXC_SetPinConfig(
            IOMUXC_GPIO_B1_01_LPUART4_RX,
            0x10B0u);
#endif
#ifdef BSP_USING_LPUART5

        IOMUXC_SetPinMux(
            IOMUXC_GPIO_B1_12_LPUART5_TX,
            0U);
        IOMUXC_SetPinMux(
            IOMUXC_GPIO_B1_13_LPUART5_RX,
            0U);
        IOMUXC_SetPinConfig(
            IOMUXC_GPIO_B1_12_LPUART5_TX,
            0x10B0u);
        IOMUXC_SetPinConfig(
            IOMUXC_GPIO_B1_13_LPUART5_RX,
            0x10B0u);
#endif
#ifdef BSP_USING_LPUART6

        IOMUXC_SetPinMux(
            IOMUXC_GPIO_AD_B0_02_LPUART6_TX,
            0U);
        IOMUXC_SetPinMux(
            IOMUXC_GPIO_AD_B0_03_LPUART6_RX,
            0U);
        IOMUXC_SetPinConfig(
            IOMUXC_GPIO_AD_B0_02_LPUART6_TX,
            0x10B0u);
        IOMUXC_SetPinConfig(
            IOMUXC_GPIO_AD_B0_03_LPUART6_RX,
            0x10B0u);
#endif
#ifdef BSP_USING_LPUART7

        IOMUXC_SetPinMux(
            IOMUXC_GPIO_EMC_31_LPUART7_TX,
            0U);
        IOMUXC_SetPinMux(
            IOMUXC_GPIO_EMC_32_LPUART7_RX,
            0U);
        IOMUXC_SetPinConfig(
            IOMUXC_GPIO_EMC_31_LPUART7_TX,
            0x10B0u);
        IOMUXC_SetPinConfig(
            IOMUXC_GPIO_EMC_32_LPUART7_RX,
            0x10B0u);
#endif
#ifdef BSP_USING_LPUART8

        IOMUXC_SetPinMux(
            IOMUXC_GPIO_AD_B1_10_LPUART8_TX,
            0U);
        IOMUXC_SetPinMux(
            IOMUXC_GPIO_AD_B1_11_LPUART8_RX,
            0U);
        IOMUXC_SetPinConfig(
            IOMUXC_GPIO_AD_B1_10_LPUART8_TX,
            0x10B0u);
        IOMUXC_SetPinConfig(
            IOMUXC_GPIO_AD_B1_11_LPUART8_RX,
            0x10B0u);
#endif
}
#endif /* BSP_USING_LPUART */
#ifdef BSP_USING_SDIO
void imxrt_SDcard_pins_init(void)
{
  CLOCK_EnableClock(kCLOCK_Iomuxc);           /* LPCG on: LPCG is ON. */

  IOMUXC_SetPinMux(
      IOMUXC_GPIO_AD_34_USDHC1_VSELECT,       /* GPIO_AD_34 is configured as USDHC1_VSELECT */
      0U);                                    /* Software Input On Field: Input Path is determined by functionality */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_AD_35_GPIO10_IO02,          /* GPIO_AD_35 is configured as GPIO10_IO02 */
      0U);                                    /* Software Input On Field: Input Path is determined by functionality */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_SD_B1_00_USDHC1_CMD,        /* GPIO_SD_B1_00 is configured as USDHC1_CMD */
      1U);                                    /* Software Input On Field: Force input path of pad GPIO_SD_B1_00 */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_SD_B1_01_USDHC1_CLK,        /* GPIO_SD_B1_01 is configured as USDHC1_CLK */
      1U);                                    /* Software Input On Field: Force input path of pad GPIO_SD_B1_01 */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_SD_B1_02_USDHC1_DATA0,      /* GPIO_SD_B1_02 is configured as USDHC1_DATA0 */
      1U);                                    /* Software Input On Field: Force input path of pad GPIO_SD_B1_02 */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_SD_B1_03_USDHC1_DATA1,      /* GPIO_SD_B1_03 is configured as USDHC1_DATA1 */
      1U);                                    /* Software Input On Field: Force input path of pad GPIO_SD_B1_03 */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_SD_B1_04_USDHC1_DATA2,      /* GPIO_SD_B1_04 is configured as USDHC1_DATA2 */
      1U);                                    /* Software Input On Field: Force input path of pad GPIO_SD_B1_04 */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_SD_B1_05_USDHC1_DATA3,      /* GPIO_SD_B1_05 is configured as USDHC1_DATA3 */
      1U);                                    /* Software Input On Field: Force input path of pad GPIO_SD_B1_05 */
  IOMUXC_GPR->GPR43 = ((IOMUXC_GPR->GPR43 &
    (~(IOMUXC_GPR_GPR43_GPIO_MUX3_GPIO_SEL_HIGH_MASK))) /* Mask bits to zero which are setting */
      | IOMUXC_GPR_GPR43_GPIO_MUX3_GPIO_SEL_HIGH(0x8000U) /* GPIO3 and CM7_GPIO3 share same IO MUX function, GPIO_MUX3 selects one GPIO function: 0x8000U */
    );
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_SD_B1_00_USDHC1_CMD,        /* GPIO_SD_B1_00 PAD functional properties : */
      0x04U);                                 /* PDRV Field: high drive strength
                                                 Pull Down Pull Up Field: Internal pullup resistor enabled
                                                 Open Drain Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_SD_B1_01_USDHC1_CLK,        /* GPIO_SD_B1_01 PAD functional properties : */
      0x0CU);                                 /* PDRV Field: high drive strength
                                                 Pull Down Pull Up Field: No Pull
                                                 Open Drain Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_SD_B1_02_USDHC1_DATA0,      /* GPIO_SD_B1_02 PAD functional properties : */
      0x04U);                                 /* PDRV Field: high drive strength
                                                 Pull Down Pull Up Field: Internal pullup resistor enabled
                                                 Open Drain Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_SD_B1_03_USDHC1_DATA1,      /* GPIO_SD_B1_03 PAD functional properties : */
      0x04U);                                 /* PDRV Field: high drive strength
                                                 Pull Down Pull Up Field: Internal pullup resistor enabled
                                                 Open Drain Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_SD_B1_04_USDHC1_DATA2,      /* GPIO_SD_B1_04 PAD functional properties : */
      0x04U);                                 /* PDRV Field: high drive strength
                                                 Pull Down Pull Up Field: Internal pullup resistor enabled
                                                 Open Drain Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_SD_B1_05_USDHC1_DATA3,      /* GPIO_SD_B1_05 PAD functional properties : */
      0x04U);                                 /* PDRV Field: high drive strength
                                                 Pull Down Pull Up Field: Internal pullup resistor enabled
                                                 Open Drain Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
}
#endif
#ifdef BSP_USING_ETH
void imxrt_eth_pins_init(void) {
  CLOCK_EnableClock(kCLOCK_Iomuxc);           /* LPCG on: LPCG is ON. */
  CLOCK_EnableClock(kCLOCK_Iomuxc_Lpsr);      /* LPCG on: LPCG is ON. */

  IOMUXC_SetPinMux(
      IOMUXC_GPIO_AD_12_GPIO9_IO11,           /* GPIO_AD_12 is configured as GPIO9_IO11 */
      0U);                                    /* Software Input On Field: Input Path is determined by functionality */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_AD_24_LPUART1_TXD,          /* GPIO_AD_24 is configured as LPUART1_TXD */
      0U);                                    /* Software Input On Field: Input Path is determined by functionality */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_AD_25_LPUART1_RXD,          /* GPIO_AD_25 is configured as LPUART1_RXD */
      1U);                                    /* Software Input On Field: Force input path of pad GPIO_AD_25 */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_AD_32_ENET_MDC,             /* GPIO_AD_32 is configured as ENET_MDC */
      0U);                                    /* Software Input On Field: Input Path is determined by functionality */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_AD_33_ENET_MDIO,            /* GPIO_AD_33 is configured as ENET_MDIO */
      0U);                                    /* Software Input On Field: Input Path is determined by functionality */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_DISP_B2_02_ENET_TX_DATA00,  /* GPIO_DISP_B2_02 is configured as ENET_TX_DATA00 */
      0U);                                    /* Software Input On Field: Input Path is determined by functionality */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_DISP_B2_03_ENET_TX_DATA01,  /* GPIO_DISP_B2_03 is configured as ENET_TX_DATA01 */
      0U);                                    /* Software Input On Field: Input Path is determined by functionality */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_DISP_B2_04_ENET_TX_EN,      /* GPIO_DISP_B2_04 is configured as ENET_TX_EN */
      0U);                                    /* Software Input On Field: Input Path is determined by functionality */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_DISP_B2_05_ENET_REF_CLK,    /* GPIO_DISP_B2_05 is configured as ENET_REF_CLK */
      1U);                                    /* Software Input On Field: Force input path of pad GPIO_DISP_B2_05 */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_DISP_B2_06_ENET_RX_DATA00,  /* GPIO_DISP_B2_06 is configured as ENET_RX_DATA00 */
      1U);                                    /* Software Input On Field: Force input path of pad GPIO_DISP_B2_06 */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_DISP_B2_07_ENET_RX_DATA01,  /* GPIO_DISP_B2_07 is configured as ENET_RX_DATA01 */
      1U);                                    /* Software Input On Field: Force input path of pad GPIO_DISP_B2_07 */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_DISP_B2_08_ENET_RX_EN,      /* GPIO_DISP_B2_08 is configured as ENET_RX_EN */
      0U);                                    /* Software Input On Field: Input Path is determined by functionality */
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_DISP_B2_09_ENET_RX_ER,      /* GPIO_DISP_B2_09 is configured as ENET_RX_ER */
      0U);                                    /* Software Input On Field: Input Path is determined by functionality */
  IOMUXC_GPR->GPR4 = ((IOMUXC_GPR->GPR4 &
    (~(IOMUXC_GPR_GPR4_ENET_REF_CLK_DIR_MASK))) /* Mask bits to zero which are setting */
      | IOMUXC_GPR_GPR4_ENET_REF_CLK_DIR(0x01U) /* ENET_REF_CLK direction control: 0x01U */
    );
  IOMUXC_SetPinMux(
      IOMUXC_GPIO_LPSR_12_GPIO12_IO12,        /* GPIO_LPSR_12 is configured as GPIO12_IO12 */
      0U);                                    /* Software Input On Field: Input Path is determined by functionality */
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_AD_12_GPIO9_IO11,           /* GPIO_AD_12 PAD functional properties : */
      0x06U);                                 /* Slew Rate Field: Slow Slew Rate
                                                 Drive Strength Field: high drive strength
                                                 Pull / Keep Select Field: Pull Enable
                                                 Pull Up / Down Config. Field: Weak pull down
                                                 Open Drain Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_AD_24_LPUART1_TXD,          /* GPIO_AD_24 PAD functional properties : */
      0x06U);                                 /* Slew Rate Field: Slow Slew Rate
                                                 Drive Strength Field: high drive strength
                                                 Pull / Keep Select Field: Pull Enable
                                                 Pull Up / Down Config. Field: Weak pull down
                                                 Open Drain Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_AD_25_LPUART1_RXD,          /* GPIO_AD_25 PAD functional properties : */
      0x06U);                                 /* Slew Rate Field: Slow Slew Rate
                                                 Drive Strength Field: high drive strength
                                                 Pull / Keep Select Field: Pull Enable
                                                 Pull Up / Down Config. Field: Weak pull down
                                                 Open Drain Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_DISP_B2_02_ENET_TX_DATA00,  /* GPIO_DISP_B2_02 PAD functional properties : */
      0x02U);                                 /* Slew Rate Field: Slow Slew Rate
                                                 Drive Strength Field: high drive strength
                                                 Pull / Keep Select Field: Pull Disable, Highz
                                                 Pull Up / Down Config. Field: Weak pull down
                                                 Open Drain Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_DISP_B2_03_ENET_TX_DATA01,  /* GPIO_DISP_B2_03 PAD functional properties : */
      0x02U);                                 /* Slew Rate Field: Slow Slew Rate
                                                 Drive Strength Field: high drive strength
                                                 Pull / Keep Select Field: Pull Disable, Highz
                                                 Pull Up / Down Config. Field: Weak pull down
                                                 Open Drain Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_DISP_B2_04_ENET_TX_EN,      /* GPIO_DISP_B2_04 PAD functional properties : */
      0x02U);                                 /* Slew Rate Field: Slow Slew Rate
                                                 Drive Strength Field: high drive strength
                                                 Pull / Keep Select Field: Pull Disable, Highz
                                                 Pull Up / Down Config. Field: Weak pull down
                                                 Open Drain Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_DISP_B2_05_ENET_REF_CLK,    /* GPIO_DISP_B2_05 PAD functional properties : */
      0x03U);                                 /* Slew Rate Field: Fast Slew Rate
                                                 Drive Strength Field: high drive strength
                                                 Pull / Keep Select Field: Pull Disable, Highz
                                                 Pull Up / Down Config. Field: Weak pull down
                                                 Open Drain Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_DISP_B2_06_ENET_RX_DATA00,  /* GPIO_DISP_B2_06 PAD functional properties : */
      0x06U);                                 /* Slew Rate Field: Slow Slew Rate
                                                 Drive Strength Field: high drive strength
                                                 Pull / Keep Select Field: Pull Enable
                                                 Pull Up / Down Config. Field: Weak pull down
                                                 Open Drain Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_DISP_B2_07_ENET_RX_DATA01,  /* GPIO_DISP_B2_07 PAD functional properties : */
      0x06U);                                 /* Slew Rate Field: Slow Slew Rate
                                                 Drive Strength Field: high drive strength
                                                 Pull / Keep Select Field: Pull Enable
                                                 Pull Up / Down Config. Field: Weak pull down
                                                 Open Drain Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_DISP_B2_08_ENET_RX_EN,      /* GPIO_DISP_B2_08 PAD functional properties : */
      0x06U);                                 /* Slew Rate Field: Slow Slew Rate
                                                 Drive Strength Field: high drive strength
                                                 Pull / Keep Select Field: Pull Enable
                                                 Pull Up / Down Config. Field: Weak pull down
                                                 Open Drain Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_DISP_B2_09_ENET_RX_ER,      /* GPIO_DISP_B2_09 PAD functional properties : */
      0x06U);                                 /* Slew Rate Field: Slow Slew Rate
                                                 Drive Strength Field: high drive strength
                                                 Pull / Keep Select Field: Pull Enable
                                                 Pull Up / Down Config. Field: Weak pull down
                                                 Open Drain Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
  IOMUXC_SetPinConfig(
      IOMUXC_GPIO_LPSR_12_GPIO12_IO12,        /* GPIO_LPSR_12 PAD functional properties : */
      0x0EU);                                 /* Slew Rate Field: Slow Slew Rate
                                                 Drive Strength Field: high driver
                                                 Pull / Keep Select Field: Pull Enable
                                                 Pull Up / Down Config. Field: Weak pull up
                                                 Open Drain LPSR Field: Disabled
                                                 Domain write protection: Both cores are allowed
                                                 Domain write protection lock: Neither of DWP bits is locked */
}
#endif

void rt_hw_us_delay(rt_uint32_t us)
{
}

void rt_hw_board_init()
{
    BOARD_ConfigMPU();
    BOARD_InitPins();
    BOARD_BootClockRUN();

    NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_4);
    SysTick_Config(SystemCoreClock / RT_TICK_PER_SECOND);

#ifdef BSP_USING_LPUART
    imxrt_uart_pins_init();
#endif

#ifdef RT_USING_HEAP
    rt_system_heap_init((void *)HEAP_BEGIN, (void *)HEAP_END);
#endif

#ifdef RT_USING_COMPONENTS_INIT
    rt_components_board_init();
#endif

#ifdef RT_USING_CONSOLE
    rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
#endif

#ifdef BSP_USING_SDIO
    imxrt_SDcard_pins_init();
#endif

#ifdef BSP_USING_ETH
    imxrt_eth_pins_init();
#endif
}